# alias: Gazzilli
# button-text: Gazzilli (Lev)
# gib-works: false
# bba-works: true
# auction-filter: Auction.....\n(1S +Pass +1N|1H +Pass +1S) .* Pass\n
# convention-card-ns: 21GF-Gazzilli
# convention-card-ew: 21GF-GIB

/*@chat
--- Gazzilli 2!C rebid after a Major opening
  • 1S - 1N  or  1H - 1S (Note: 1H - 1S - 1N is 12-14 balanced.)
    • 2C  - artifical Gazzilli relay - 16+ or *** natural 11-14 w/6+M ***
        • 2D - 8+ artificial
            • 2M  - 11-14 with 6+M *** NF ***
            • 2oM - artificial some 4-card suit (relay to ask LMH)
            • 2N  - 6+M and some 4+card side suit (relay to ask LMH)
            • 3C  - 5+C 16-21
            • 3D  - 5+D 16-21
            • 3M  - strong and natural 16-20
            • 3oM - 5+oM 16-21
    • 2D  - 11-15 with 4+D
    • 2oM - 11-15 with 4+oM
    • 2M  - 11-14 with 5+M and 4+C
    • 2N  - 17-19 balanced
    • 3x  - 13-15 with 5x and 5+M  (x = New Suit)
https://www.advinbridge.com/this-week-in-bridge/488
@chat*/

# Gazzilli


dealer south

#include "script/Calm-Opponents"
# Defines calmOpps

#include "script/Predict-Opening-1-Bid"
# Defines oneHeart, oneSpade, gibNT

# South opens 1M: 1S opener gets 1N response; 1H opener gets 1S response
sSpades = oneSpade and spades(north)<3 and hearts(north)<6
sHearts = oneHeart and spades(north)>3 and hearts(north)<4
nRange  = hcp(north) > 5 and hcp(north) < 12
sMajor  = sSpades or sHearts

# Define ranges for various openings/rebids
s2xRange  = hcp(south) > 10 and hcp(south) < 16
s3xRange  = hcp(south) > 13 and hcp(south) < 16
s2CRange  = hcp(south) > 15 and hcp(south) < 22
s2NRange  = hcp(south) > 16 and hcp(south) < 20

# Define various openings/rebids
s2N = s2NRange and sMajor and shape(south,any 5332+any 5422)
s2C = s2CRange and sMajor and not s2N
s3x = s3xRange and sMajor and shape(south,any 65xx+any 55xx)
s2x = s2xRange and sMajor and not shape(south,any 6xxx) and not s3x   // avoid 1H - 2H and 1S - 2S 

#include "script/Leveling"

lev2x = s2x and keep06
lev3x = s3x and keep
lev2C = s2C and keep25
lev2N = s2N and keep11
levelTheDeal = lev2x or lev3x or lev2C or lev2N

(s2x or s3x or s2C or s2N) and calmOpps and nRange and not gibNT 
and levelTheDeal

# produce 1000
action
average "2x 11-15          " 100 * lev2x,
average "3x 13-15 2-suits  " 100 * lev3x,
average "2C 16+            " 100 * lev2C,
average "2N 18-19 balanced " 100 * lev2N,