{
 "kind": "ainglish.panel.items.v1",
 "proposal": "proxy-m-say-when-the-evidence-you-measured-is-a-proxy-for-th-2",
 "form": "X proxy(<M>)",
 "baseline": "bare_x_and_i_measured_m",
 "comparator": "bare",
 "scope_note": "Rosetta's pre-registered design in a two-arm harness: 30 proxy scenarios x 2 held-out probes (what did the writer directly check? / if the claim later fails, what was wrong?) with option vocabulary sharing no stem with proxy/verify/infer; the ainglish arm is `X proxy(<M>); reading`, and the comparator is (careful) the mapping applied verbatim [CARRIER], (bare) 'X, and I measured M' [descriptive], (obs) `X obs(M); reading` [distinctiveness]. Calibration: English 'checked directly' vs Ainglish proxy(<M>). Never pooled across comparators.",
 "real_items": 60,
 "calibration_items": 8,
 "sha256": "0d656022d1f1d8801b942a315e596ba1acc9ab91b7c3a2367c862a5b2cd6e1a0",
 "items": [
  {
   "id": "pr-bar-01q1",
   "scenario": 6,
   "probe": 1,
   "english": "The vote was representative, and I measured turnout of 71 percent.",
   "ainglish": "The vote was representative proxy(<turnout>); turnout of 71 percent.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (turnout) only",
    "the claim itself (that the vote was representative) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (turnout) only"
  },
  {
   "id": "pr-bar-01q2",
   "scenario": 6,
   "probe": 2,
   "english": "The vote was representative, and I measured turnout of 71 percent.",
   "ainglish": "The vote was representative proxy(<turnout>); turnout of 71 percent.",
   "question": "Suppose it later turns out that it is NOT the case that the vote was representative. Going only by the sentence, what was wrong?",
   "options": [
    "the step from turnout to the claim",
    "nothing — the claim was checked directly",
    "cannot tell",
    "the turnout reading itself"
   ],
   "answer": "the step from turnout to the claim"
  },
  {
   "id": "pr-bar-02q1",
   "scenario": 23,
   "probe": 1,
   "english": "The link is secure, and I measured the padlock icon showing.",
   "ainglish": "The link is secure proxy(<padlock-icon>); the padlock icon showing.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that the link is secure) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (padlock icon) only"
   ],
   "answer": "the measurement (padlock icon) only"
  },
  {
   "id": "pr-bar-02q2",
   "scenario": 23,
   "probe": 2,
   "english": "The link is secure, and I measured the padlock icon showing.",
   "ainglish": "The link is secure proxy(<padlock-icon>); the padlock icon showing.",
   "question": "Suppose it later turns out that it is NOT the case that the link is secure. Going only by the sentence, what was wrong?",
   "options": [
    "nothing — the claim was checked directly",
    "cannot tell",
    "the padlock icon reading itself",
    "the step from padlock icon to the claim"
   ],
   "answer": "the step from padlock icon to the claim"
  },
  {
   "id": "pr-bar-03q1",
   "scenario": 7,
   "probe": 1,
   "english": "The patch fixed the bug, and I measured the regression test passing.",
   "ainglish": "The patch fixed the bug proxy(<test-pass>); the regression test passing.",
   "question": "What did the writer directly check?",
   "options": [
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (test pass) only",
    "the claim itself (that the patch fixed the bug) only"
   ],
   "answer": "the measurement (test pass) only"
  },
  {
   "id": "pr-bar-03q2",
   "scenario": 7,
   "probe": 2,
   "english": "The patch fixed the bug, and I measured the regression test passing.",
   "ainglish": "The patch fixed the bug proxy(<test-pass>); the regression test passing.",
   "question": "Suppose it later turns out that it is NOT the case that the patch fixed the bug. Going only by the sentence, what was wrong?",
   "options": [
    "cannot tell",
    "the test pass reading itself",
    "the step from test pass to the claim",
    "nothing — the claim was checked directly"
   ],
   "answer": "the step from test pass to the claim"
  },
  {
   "id": "pr-bar-04q1",
   "scenario": 25,
   "probe": 1,
   "english": "The meeting happened, and I measured the calendar entry marked done.",
   "ainglish": "The meeting happened proxy(<calendar-entry>); the calendar entry marked done.",
   "question": "What did the writer directly check?",
   "options": [
    "cannot tell",
    "the measurement (calendar entry) only",
    "the claim itself (that the meeting happened) only",
    "both the measurement and the claim"
   ],
   "answer": "the measurement (calendar entry) only"
  },
  {
   "id": "pr-bar-04q2",
   "scenario": 25,
   "probe": 2,
   "english": "The meeting happened, and I measured the calendar entry marked done.",
   "ainglish": "The meeting happened proxy(<calendar-entry>); the calendar entry marked done.",
   "question": "Suppose it later turns out that it is NOT the case that the meeting happened. Going only by the sentence, what was wrong?",
   "options": [
    "the calendar entry reading itself",
    "the step from calendar entry to the claim",
    "nothing — the claim was checked directly",
    "cannot tell"
   ],
   "answer": "the step from calendar entry to the claim"
  },
  {
   "id": "pr-bar-05q1",
   "scenario": 28,
   "probe": 1,
   "english": "The argument is sound, and I measured 14 citations.",
   "ainglish": "The argument is sound proxy(<citation-count>); 14 citations.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (citation count) only",
    "the claim itself (that the argument is sound) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (citation count) only"
  },
  {
   "id": "pr-bar-05q2",
   "scenario": 28,
   "probe": 2,
   "english": "The argument is sound, and I measured 14 citations.",
   "ainglish": "The argument is sound proxy(<citation-count>); 14 citations.",
   "question": "Suppose it later turns out that it is NOT the case that the argument is sound. Going only by the sentence, what was wrong?",
   "options": [
    "the step from citation count to the claim",
    "nothing — the claim was checked directly",
    "cannot tell",
    "the citation count reading itself"
   ],
   "answer": "the step from citation count to the claim"
  },
  {
   "id": "pr-bar-06q1",
   "scenario": 2,
   "probe": 1,
   "english": "The migration succeeded, and I measured exit code 0.",
   "ainglish": "The migration succeeded proxy(<exit-code>); exit code 0.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that the migration succeeded) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (exit code) only"
   ],
   "answer": "the measurement (exit code) only"
  },
  {
   "id": "pr-bar-06q2",
   "scenario": 2,
   "probe": 2,
   "english": "The migration succeeded, and I measured exit code 0.",
   "ainglish": "The migration succeeded proxy(<exit-code>); exit code 0.",
   "question": "Suppose it later turns out that it is NOT the case that the migration succeeded. Going only by the sentence, what was wrong?",
   "options": [
    "nothing — the claim was checked directly",
    "cannot tell",
    "the exit code reading itself",
    "the step from exit code to the claim"
   ],
   "answer": "the step from exit code to the claim"
  },
  {
   "id": "pr-bar-07q1",
   "scenario": 3,
   "probe": 1,
   "english": "Users understood the notice, and I measured click-through of 62 percent.",
   "ainglish": "Users understood the notice proxy(<click-through>); click-through of 62 percent.",
   "question": "What did the writer directly check?",
   "options": [
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (click through) only",
    "the claim itself (that users understood the notice) only"
   ],
   "answer": "the measurement (click through) only"
  },
  {
   "id": "pr-bar-07q2",
   "scenario": 3,
   "probe": 2,
   "english": "Users understood the notice, and I measured click-through of 62 percent.",
   "ainglish": "Users understood the notice proxy(<click-through>); click-through of 62 percent.",
   "question": "Suppose it later turns out that it is NOT the case that users understood the notice. Going only by the sentence, what was wrong?",
   "options": [
    "cannot tell",
    "the click through reading itself",
    "the step from click through to the claim",
    "nothing — the claim was checked directly"
   ],
   "answer": "the step from click through to the claim"
  },
  {
   "id": "pr-bar-08q1",
   "scenario": 16,
   "probe": 1,
   "english": "The translation is faithful, and I measured back-translation matching 88 percent.",
   "ainglish": "The translation is faithful proxy(<back-translation>); back-translation matching 88 percent.",
   "question": "What did the writer directly check?",
   "options": [
    "cannot tell",
    "the measurement (back translation) only",
    "the claim itself (that the translation is faithful) only",
    "both the measurement and the claim"
   ],
   "answer": "the measurement (back translation) only"
  },
  {
   "id": "pr-bar-08q2",
   "scenario": 16,
   "probe": 2,
   "english": "The translation is faithful, and I measured back-translation matching 88 percent.",
   "ainglish": "The translation is faithful proxy(<back-translation>); back-translation matching 88 percent.",
   "question": "Suppose it later turns out that it is NOT the case that the translation is faithful. Going only by the sentence, what was wrong?",
   "options": [
    "the back translation reading itself",
    "the step from back translation to the claim",
    "nothing — the claim was checked directly",
    "cannot tell"
   ],
   "answer": "the step from back translation to the claim"
  },
  {
   "id": "pr-bar-09q1",
   "scenario": 27,
   "probe": 1,
   "english": "The alert was seen, and I measured the notification marked delivered.",
   "ainglish": "The alert was seen proxy(<notification-delivered>); the notification marked delivered.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (notification delivered) only",
    "the claim itself (that the alert was seen) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (notification delivered) only"
  },
  {
   "id": "pr-bar-09q2",
   "scenario": 27,
   "probe": 2,
   "english": "The alert was seen, and I measured the notification marked delivered.",
   "ainglish": "The alert was seen proxy(<notification-delivered>); the notification marked delivered.",
   "question": "Suppose it later turns out that it is NOT the case that the alert was seen. Going only by the sentence, what was wrong?",
   "options": [
    "the step from notification delivered to the claim",
    "nothing — the claim was checked directly",
    "cannot tell",
    "the notification delivered reading itself"
   ],
   "answer": "the step from notification delivered to the claim"
  },
  {
   "id": "pr-bar-10q1",
   "scenario": 11,
   "probe": 1,
   "english": "The document is accurate, and I measured zero spelling errors.",
   "ainglish": "The document is accurate proxy(<spell-check>); zero spelling errors.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that the document is accurate) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (spell check) only"
   ],
   "answer": "the measurement (spell check) only"
  },
  {
   "id": "pr-bar-10q2",
   "scenario": 11,
   "probe": 2,
   "english": "The document is accurate, and I measured zero spelling errors.",
   "ainglish": "The document is accurate proxy(<spell-check>); zero spelling errors.",
   "question": "Suppose it later turns out that it is NOT the case that the document is accurate. Going only by the sentence, what was wrong?",
   "options": [
    "nothing — the claim was checked directly",
    "cannot tell",
    "the spell check reading itself",
    "the step from spell check to the claim"
   ],
   "answer": "the step from spell check to the claim"
  },
  {
   "id": "pr-bar-11q1",
   "scenario": 19,
   "probe": 1,
   "english": "The sensor is calibrated, and I measured the self-test passing.",
   "ainglish": "The sensor is calibrated proxy(<self-test>); the self-test passing.",
   "question": "What did the writer directly check?",
   "options": [
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (self test) only",
    "the claim itself (that the sensor is calibrated) only"
   ],
   "answer": "the measurement (self test) only"
  },
  {
   "id": "pr-bar-11q2",
   "scenario": 19,
   "probe": 2,
   "english": "The sensor is calibrated, and I measured the self-test passing.",
   "ainglish": "The sensor is calibrated proxy(<self-test>); the self-test passing.",
   "question": "Suppose it later turns out that it is NOT the case that the sensor is calibrated. Going only by the sentence, what was wrong?",
   "options": [
    "cannot tell",
    "the self test reading itself",
    "the step from self test to the claim",
    "nothing — the claim was checked directly"
   ],
   "answer": "the step from self test to the claim"
  },
  {
   "id": "pr-bar-12q1",
   "scenario": 5,
   "probe": 1,
   "english": "The model improved, and I measured training loss down 12 percent.",
   "ainglish": "The model improved proxy(<loss-curve>); training loss down 12 percent.",
   "question": "What did the writer directly check?",
   "options": [
    "cannot tell",
    "the measurement (loss curve) only",
    "the claim itself (that the model improved) only",
    "both the measurement and the claim"
   ],
   "answer": "the measurement (loss curve) only"
  },
  {
   "id": "pr-bar-12q2",
   "scenario": 5,
   "probe": 2,
   "english": "The model improved, and I measured training loss down 12 percent.",
   "ainglish": "The model improved proxy(<loss-curve>); training loss down 12 percent.",
   "question": "Suppose it later turns out that it is NOT the case that the model improved. Going only by the sentence, what was wrong?",
   "options": [
    "the loss curve reading itself",
    "the step from loss curve to the claim",
    "nothing — the claim was checked directly",
    "cannot tell"
   ],
   "answer": "the step from loss curve to the claim"
  },
  {
   "id": "pr-bar-13q1",
   "scenario": 24,
   "probe": 1,
   "english": "The disk is healthy, and I measured SMART status OK.",
   "ainglish": "The disk is healthy proxy(<smart-status>); SMART status OK.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (smart status) only",
    "the claim itself (that the disk is healthy) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (smart status) only"
  },
  {
   "id": "pr-bar-13q2",
   "scenario": 24,
   "probe": 2,
   "english": "The disk is healthy, and I measured SMART status OK.",
   "ainglish": "The disk is healthy proxy(<smart-status>); SMART status OK.",
   "question": "Suppose it later turns out that it is NOT the case that the disk is healthy. Going only by the sentence, what was wrong?",
   "options": [
    "the step from smart status to the claim",
    "nothing — the claim was checked directly",
    "cannot tell",
    "the smart status reading itself"
   ],
   "answer": "the step from smart status to the claim"
  },
  {
   "id": "pr-bar-14q1",
   "scenario": 26,
   "probe": 1,
   "english": "The code is tested, and I measured coverage of 91 percent.",
   "ainglish": "The code is tested proxy(<coverage>); coverage of 91 percent.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that the code is tested) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (coverage) only"
   ],
   "answer": "the measurement (coverage) only"
  },
  {
   "id": "pr-bar-14q2",
   "scenario": 26,
   "probe": 2,
   "english": "The code is tested, and I measured coverage of 91 percent.",
   "ainglish": "The code is tested proxy(<coverage>); coverage of 91 percent.",
   "question": "Suppose it later turns out that it is NOT the case that the code is tested. Going only by the sentence, what was wrong?",
   "options": [
    "nothing — the claim was checked directly",
    "cannot tell",
    "the coverage reading itself",
    "the step from coverage to the claim"
   ],
   "answer": "the step from coverage to the claim"
  },
  {
   "id": "pr-bar-15q1",
   "scenario": 12,
   "probe": 1,
   "english": "The deploy reached every region, and I measured DNS answers from all 6 resolvers.",
   "ainglish": "The deploy reached every region proxy(<dns-propagation>); DNS answers from all 6 resolvers.",
   "question": "What did the writer directly check?",
   "options": [
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (dns propagation) only",
    "the claim itself (that the deploy reached every region) only"
   ],
   "answer": "the measurement (dns propagation) only"
  },
  {
   "id": "pr-bar-15q2",
   "scenario": 12,
   "probe": 2,
   "english": "The deploy reached every region, and I measured DNS answers from all 6 resolvers.",
   "ainglish": "The deploy reached every region proxy(<dns-propagation>); DNS answers from all 6 resolvers.",
   "question": "Suppose it later turns out that it is NOT the case that the deploy reached every region. Going only by the sentence, what was wrong?",
   "options": [
    "cannot tell",
    "the dns propagation reading itself",
    "the step from dns propagation to the claim",
    "nothing — the claim was checked directly"
   ],
   "answer": "the step from dns propagation to the claim"
  },
  {
   "id": "pr-bar-16q1",
   "scenario": 14,
   "probe": 1,
   "english": "The key was rotated, and I measured a new mtime on the key file.",
   "ainglish": "The key was rotated proxy(<timestamp-change>); a new mtime on the key file.",
   "question": "What did the writer directly check?",
   "options": [
    "cannot tell",
    "the measurement (timestamp change) only",
    "the claim itself (that the key was rotated) only",
    "both the measurement and the claim"
   ],
   "answer": "the measurement (timestamp change) only"
  },
  {
   "id": "pr-bar-16q2",
   "scenario": 14,
   "probe": 2,
   "english": "The key was rotated, and I measured a new mtime on the key file.",
   "ainglish": "The key was rotated proxy(<timestamp-change>); a new mtime on the key file.",
   "question": "Suppose it later turns out that it is NOT the case that the key was rotated. Going only by the sentence, what was wrong?",
   "options": [
    "the timestamp change reading itself",
    "the step from timestamp change to the claim",
    "nothing — the claim was checked directly",
    "cannot tell"
   ],
   "answer": "the step from timestamp change to the claim"
  },
  {
   "id": "pr-bar-17q1",
   "scenario": 9,
   "probe": 1,
   "english": "The cache is warm, and I measured a 94 percent hit rate.",
   "ainglish": "The cache is warm proxy(<hit-rate>); a 94 percent hit rate.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (hit rate) only",
    "the claim itself (that the cache is warm) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (hit rate) only"
  },
  {
   "id": "pr-bar-17q2",
   "scenario": 9,
   "probe": 2,
   "english": "The cache is warm, and I measured a 94 percent hit rate.",
   "ainglish": "The cache is warm proxy(<hit-rate>); a 94 percent hit rate.",
   "question": "Suppose it later turns out that it is NOT the case that the cache is warm. Going only by the sentence, what was wrong?",
   "options": [
    "the step from hit rate to the claim",
    "nothing — the claim was checked directly",
    "cannot tell",
    "the hit rate reading itself"
   ],
   "answer": "the step from hit rate to the claim"
  },
  {
   "id": "pr-bar-18q1",
   "scenario": 8,
   "probe": 1,
   "english": "The reviewer read the diff, and I measured the tab open for 40 minutes.",
   "ainglish": "The reviewer read the diff proxy(<time-open>); the tab open for 40 minutes.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that the reviewer read the diff) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (time open) only"
   ],
   "answer": "the measurement (time open) only"
  },
  {
   "id": "pr-bar-18q2",
   "scenario": 8,
   "probe": 2,
   "english": "The reviewer read the diff, and I measured the tab open for 40 minutes.",
   "ainglish": "The reviewer read the diff proxy(<time-open>); the tab open for 40 minutes.",
   "question": "Suppose it later turns out that it is NOT the case that the reviewer read the diff. Going only by the sentence, what was wrong?",
   "options": [
    "nothing — the claim was checked directly",
    "cannot tell",
    "the time open reading itself",
    "the step from time open to the claim"
   ],
   "answer": "the step from time open to the claim"
  },
  {
   "id": "pr-bar-19q1",
   "scenario": 20,
   "probe": 1,
   "english": "The room is empty, and I measured no motion for 10 minutes.",
   "ainglish": "The room is empty proxy(<motion-sensor>); no motion for 10 minutes.",
   "question": "What did the writer directly check?",
   "options": [
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (motion sensor) only",
    "the claim itself (that the room is empty) only"
   ],
   "answer": "the measurement (motion sensor) only"
  },
  {
   "id": "pr-bar-19q2",
   "scenario": 20,
   "probe": 2,
   "english": "The room is empty, and I measured no motion for 10 minutes.",
   "ainglish": "The room is empty proxy(<motion-sensor>); no motion for 10 minutes.",
   "question": "Suppose it later turns out that it is NOT the case that the room is empty. Going only by the sentence, what was wrong?",
   "options": [
    "cannot tell",
    "the motion sensor reading itself",
    "the step from motion sensor to the claim",
    "nothing — the claim was checked directly"
   ],
   "answer": "the step from motion sensor to the claim"
  },
  {
   "id": "pr-bar-20q1",
   "scenario": 29,
   "probe": 1,
   "english": "The API is compatible, and I measured an empty schema diff.",
   "ainglish": "The API is compatible proxy(<schema-diff>); an empty schema diff.",
   "question": "What did the writer directly check?",
   "options": [
    "cannot tell",
    "the measurement (schema diff) only",
    "the claim itself (that the API is compatible) only",
    "both the measurement and the claim"
   ],
   "answer": "the measurement (schema diff) only"
  },
  {
   "id": "pr-bar-20q2",
   "scenario": 29,
   "probe": 2,
   "english": "The API is compatible, and I measured an empty schema diff.",
   "ainglish": "The API is compatible proxy(<schema-diff>); an empty schema diff.",
   "question": "Suppose it later turns out that it is NOT the case that the API is compatible. Going only by the sentence, what was wrong?",
   "options": [
    "the schema diff reading itself",
    "the step from schema diff to the claim",
    "nothing — the claim was checked directly",
    "cannot tell"
   ],
   "answer": "the step from schema diff to the claim"
  },
  {
   "id": "pr-bar-21q1",
   "scenario": 17,
   "probe": 1,
   "english": "The anchor is confirmed, and I measured acknowledgements from 4 calendars.",
   "ainglish": "The anchor is confirmed proxy(<calendar-ack>); acknowledgements from 4 calendars.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (calendar ack) only",
    "the claim itself (that the anchor is confirmed) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (calendar ack) only"
  },
  {
   "id": "pr-bar-21q2",
   "scenario": 17,
   "probe": 2,
   "english": "The anchor is confirmed, and I measured acknowledgements from 4 calendars.",
   "ainglish": "The anchor is confirmed proxy(<calendar-ack>); acknowledgements from 4 calendars.",
   "question": "Suppose it later turns out that it is NOT the case that the anchor is confirmed. Going only by the sentence, what was wrong?",
   "options": [
    "the step from calendar ack to the claim",
    "nothing — the claim was checked directly",
    "cannot tell",
    "the calendar ack reading itself"
   ],
   "answer": "the step from calendar ack to the claim"
  },
  {
   "id": "pr-bar-22q1",
   "scenario": 0,
   "probe": 1,
   "english": "9 people read the message, and I measured 9 of 9 fetches.",
   "ainglish": "9 people read the message proxy(<page-fetches>); 9 of 9 fetches.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that 9 people read the message) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (page fetches) only"
   ],
   "answer": "the measurement (page fetches) only"
  },
  {
   "id": "pr-bar-22q2",
   "scenario": 0,
   "probe": 2,
   "english": "9 people read the message, and I measured 9 of 9 fetches.",
   "ainglish": "9 people read the message proxy(<page-fetches>); 9 of 9 fetches.",
   "question": "Suppose it later turns out that it is NOT the case that 9 people read the message. Going only by the sentence, what was wrong?",
   "options": [
    "nothing — the claim was checked directly",
    "cannot tell",
    "the page fetches reading itself",
    "the step from page fetches to the claim"
   ],
   "answer": "the step from page fetches to the claim"
  },
  {
   "id": "pr-bar-23q1",
   "scenario": 22,
   "probe": 1,
   "english": "The customer is satisfied, and I measured an NPS of 9.",
   "ainglish": "The customer is satisfied proxy(<nps-score>); an NPS of 9.",
   "question": "What did the writer directly check?",
   "options": [
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (nps score) only",
    "the claim itself (that the customer is satisfied) only"
   ],
   "answer": "the measurement (nps score) only"
  },
  {
   "id": "pr-bar-23q2",
   "scenario": 22,
   "probe": 2,
   "english": "The customer is satisfied, and I measured an NPS of 9.",
   "ainglish": "The customer is satisfied proxy(<nps-score>); an NPS of 9.",
   "question": "Suppose it later turns out that it is NOT the case that the customer is satisfied. Going only by the sentence, what was wrong?",
   "options": [
    "cannot tell",
    "the nps score reading itself",
    "the step from nps score to the claim",
    "nothing — the claim was checked directly"
   ],
   "answer": "the step from nps score to the claim"
  },
  {
   "id": "pr-bar-24q1",
   "scenario": 18,
   "probe": 1,
   "english": "The contributor accepted the terms, and I measured the checkbox ticked.",
   "ainglish": "The contributor accepted the terms proxy(<checkbox>); the checkbox ticked.",
   "question": "What did the writer directly check?",
   "options": [
    "cannot tell",
    "the measurement (checkbox) only",
    "the claim itself (that the contributor accepted the terms) only",
    "both the measurement and the claim"
   ],
   "answer": "the measurement (checkbox) only"
  },
  {
   "id": "pr-bar-24q2",
   "scenario": 18,
   "probe": 2,
   "english": "The contributor accepted the terms, and I measured the checkbox ticked.",
   "ainglish": "The contributor accepted the terms proxy(<checkbox>); the checkbox ticked.",
   "question": "Suppose it later turns out that it is NOT the case that the contributor accepted the terms. Going only by the sentence, what was wrong?",
   "options": [
    "the checkbox reading itself",
    "the step from checkbox to the claim",
    "nothing — the claim was checked directly",
    "cannot tell"
   ],
   "answer": "the step from checkbox to the claim"
  },
  {
   "id": "pr-bar-25q1",
   "scenario": 1,
   "probe": 1,
   "english": "The service is healthy, and I measured ping under 5 ms.",
   "ainglish": "The service is healthy proxy(<ping-latency>); ping under 5 ms.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (ping latency) only",
    "the claim itself (that the service is healthy) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (ping latency) only"
  },
  {
   "id": "pr-bar-25q2",
   "scenario": 1,
   "probe": 2,
   "english": "The service is healthy, and I measured ping under 5 ms.",
   "ainglish": "The service is healthy proxy(<ping-latency>); ping under 5 ms.",
   "question": "Suppose it later turns out that it is NOT the case that the service is healthy. Going only by the sentence, what was wrong?",
   "options": [
    "the step from ping latency to the claim",
    "nothing — the claim was checked directly",
    "cannot tell",
    "the ping latency reading itself"
   ],
   "answer": "the step from ping latency to the claim"
  },
  {
   "id": "pr-bar-26q1",
   "scenario": 21,
   "probe": 1,
   "english": "The dataset is deduplicated, and I measured all row hashes unique.",
   "ainglish": "The dataset is deduplicated proxy(<hash-uniqueness>); all row hashes unique.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that the dataset is deduplicated) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (hash uniqueness) only"
   ],
   "answer": "the measurement (hash uniqueness) only"
  },
  {
   "id": "pr-bar-26q2",
   "scenario": 21,
   "probe": 2,
   "english": "The dataset is deduplicated, and I measured all row hashes unique.",
   "ainglish": "The dataset is deduplicated proxy(<hash-uniqueness>); all row hashes unique.",
   "question": "Suppose it later turns out that it is NOT the case that the dataset is deduplicated. Going only by the sentence, what was wrong?",
   "options": [
    "nothing — the claim was checked directly",
    "cannot tell",
    "the hash uniqueness reading itself",
    "the step from hash uniqueness to the claim"
   ],
   "answer": "the step from hash uniqueness to the claim"
  },
  {
   "id": "pr-bar-27q1",
   "scenario": 10,
   "probe": 1,
   "english": "The agent is idle, and I measured CPU load under 2 percent.",
   "ainglish": "The agent is idle proxy(<cpu-load>); CPU load under 2 percent.",
   "question": "What did the writer directly check?",
   "options": [
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (cpu load) only",
    "the claim itself (that the agent is idle) only"
   ],
   "answer": "the measurement (cpu load) only"
  },
  {
   "id": "pr-bar-27q2",
   "scenario": 10,
   "probe": 2,
   "english": "The agent is idle, and I measured CPU load under 2 percent.",
   "ainglish": "The agent is idle proxy(<cpu-load>); CPU load under 2 percent.",
   "question": "Suppose it later turns out that it is NOT the case that the agent is idle. Going only by the sentence, what was wrong?",
   "options": [
    "cannot tell",
    "the cpu load reading itself",
    "the step from cpu load to the claim",
    "nothing — the claim was checked directly"
   ],
   "answer": "the step from cpu load to the claim"
  },
  {
   "id": "pr-bar-28q1",
   "scenario": 13,
   "probe": 1,
   "english": "The audience was engaged, and I measured median dwell of 3 minutes.",
   "ainglish": "The audience was engaged proxy(<dwell-time>); median dwell of 3 minutes.",
   "question": "What did the writer directly check?",
   "options": [
    "cannot tell",
    "the measurement (dwell time) only",
    "the claim itself (that the audience was engaged) only",
    "both the measurement and the claim"
   ],
   "answer": "the measurement (dwell time) only"
  },
  {
   "id": "pr-bar-28q2",
   "scenario": 13,
   "probe": 2,
   "english": "The audience was engaged, and I measured median dwell of 3 minutes.",
   "ainglish": "The audience was engaged proxy(<dwell-time>); median dwell of 3 minutes.",
   "question": "Suppose it later turns out that it is NOT the case that the audience was engaged. Going only by the sentence, what was wrong?",
   "options": [
    "the dwell time reading itself",
    "the step from dwell time to the claim",
    "nothing — the claim was checked directly",
    "cannot tell"
   ],
   "answer": "the step from dwell time to the claim"
  },
  {
   "id": "pr-bar-29q1",
   "scenario": 15,
   "probe": 1,
   "english": "The queue is drained, and I measured queue length 0 at 09:00.",
   "ainglish": "The queue is drained proxy(<queue-length>); queue length 0 at 09:00.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (queue length) only",
    "the claim itself (that the queue is drained) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (queue length) only"
  },
  {
   "id": "pr-bar-29q2",
   "scenario": 15,
   "probe": 2,
   "english": "The queue is drained, and I measured queue length 0 at 09:00.",
   "ainglish": "The queue is drained proxy(<queue-length>); queue length 0 at 09:00.",
   "question": "Suppose it later turns out that it is NOT the case that the queue is drained. Going only by the sentence, what was wrong?",
   "options": [
    "the step from queue length to the claim",
    "nothing — the claim was checked directly",
    "cannot tell",
    "the queue length reading itself"
   ],
   "answer": "the step from queue length to the claim"
  },
  {
   "id": "pr-bar-30q1",
   "scenario": 4,
   "probe": 1,
   "english": "The backup is restorable, and I measured all 4,120 files present.",
   "ainglish": "The backup is restorable proxy(<file-count>); all 4,120 files present.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that the backup is restorable) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (file count) only"
   ],
   "answer": "the measurement (file count) only"
  },
  {
   "id": "pr-bar-30q2",
   "scenario": 4,
   "probe": 2,
   "english": "The backup is restorable, and I measured all 4,120 files present.",
   "ainglish": "The backup is restorable proxy(<file-count>); all 4,120 files present.",
   "question": "Suppose it later turns out that it is NOT the case that the backup is restorable. Going only by the sentence, what was wrong?",
   "options": [
    "nothing — the claim was checked directly",
    "cannot tell",
    "the file count reading itself",
    "the step from file count to the claim"
   ],
   "answer": "the step from file count to the claim"
  },
  {
   "id": "pr-bar-cal-01",
   "calibration": true,
   "english": "9 people read the message; I checked that directly.",
   "ainglish": "9 people read the message proxy(<page-fetches>): 9 of 9 fetches.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (page fetches) only",
    "the claim itself (that 9 people read the message) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (page fetches) only"
  },
  {
   "id": "pr-bar-cal-02",
   "calibration": true,
   "english": "The patch fixed the bug; I checked that directly.",
   "ainglish": "The patch fixed the bug proxy(<test-pass>): the regression test passing.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that the patch fixed the bug) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (test pass) only"
   ],
   "answer": "the measurement (test pass) only"
  },
  {
   "id": "pr-bar-cal-03",
   "calibration": true,
   "english": "The key was rotated; I checked that directly.",
   "ainglish": "The key was rotated proxy(<timestamp-change>): a new mtime on the key file.",
   "question": "What did the writer directly check?",
   "options": [
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (timestamp change) only",
    "the claim itself (that the key was rotated) only"
   ],
   "answer": "the measurement (timestamp change) only"
  },
  {
   "id": "pr-bar-cal-04",
   "calibration": true,
   "english": "The dataset is deduplicated; I checked that directly.",
   "ainglish": "The dataset is deduplicated proxy(<hash-uniqueness>): all row hashes unique.",
   "question": "What did the writer directly check?",
   "options": [
    "cannot tell",
    "the measurement (hash uniqueness) only",
    "the claim itself (that the dataset is deduplicated) only",
    "both the measurement and the claim"
   ],
   "answer": "the measurement (hash uniqueness) only"
  },
  {
   "id": "pr-bar-cal-05",
   "calibration": true,
   "english": "The argument is sound; I checked that directly.",
   "ainglish": "The argument is sound proxy(<citation-count>): 14 citations.",
   "question": "What did the writer directly check?",
   "options": [
    "the measurement (citation count) only",
    "the claim itself (that the argument is sound) only",
    "both the measurement and the claim",
    "cannot tell"
   ],
   "answer": "the measurement (citation count) only"
  },
  {
   "id": "pr-bar-cal-06",
   "calibration": true,
   "english": "The model improved; I checked that directly.",
   "ainglish": "The model improved proxy(<loss-curve>): training loss down 12 percent.",
   "question": "What did the writer directly check?",
   "options": [
    "the claim itself (that the model improved) only",
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (loss curve) only"
   ],
   "answer": "the measurement (loss curve) only"
  },
  {
   "id": "pr-bar-cal-07",
   "calibration": true,
   "english": "The deploy reached every region; I checked that directly.",
   "ainglish": "The deploy reached every region proxy(<dns-propagation>): DNS answers from all 6 resolvers.",
   "question": "What did the writer directly check?",
   "options": [
    "both the measurement and the claim",
    "cannot tell",
    "the measurement (dns propagation) only",
    "the claim itself (that the deploy reached every region) only"
   ],
   "answer": "the measurement (dns propagation) only"
  },
  {
   "id": "pr-bar-cal-08",
   "calibration": true,
   "english": "The sensor is calibrated; I checked that directly.",
   "ainglish": "The sensor is calibrated proxy(<self-test>): the self-test passing.",
   "question": "What did the writer directly check?",
   "options": [
    "cannot tell",
    "the measurement (self test) only",
    "the claim itself (that the sensor is calibrated) only",
    "both the measurement and the claim"
   ],
   "answer": "the measurement (self test) only"
  }
 ]
}