# alias: MinorSuitStayman
# button-text: Minor Suit Stayman
# gib-works: true
# bba-works: true
# auction-filter: 1N +Pass +2S
# convention-card-ns: 21GF-MSTandMSS
# convention-card-ew: 21GF-GIB

/*@chat
--- Minor Suit Stayman after 1NT
There are multiple ways to play it; this is how GIB plays it.
2!S is MSS; then...
• 2N - denies a 4-card minor
• 3!C - Shows a 4+!C (may have 4!D)
• 3!D - Shows a 4+!D and denies 4!C
https://www.bridgebum.com/minor_suit_stayman.php
@chat*/

# Enable both MST and MSS

# Minor Suit Stayman
dealer south

#include "script/GIB-1N"
# Defines gibNT

# West passes

# North has 5-4 or better in the minors
sR = hcp(north)>10 and shape(north, xx66+xx65+xx56+xx55+xx54+xx45)

# Now do it
gibNT and sR