Principle

After /1♣ opening, the answerer's menu is modified to reflect more finesse in bidding compared to the standard T-Walsh. ♠ is for ♣, and NT for ♦.

Full Menu

/1♣

- 1♦: 4+♥, T-Walsh

- 1♥: 4+♠, T-Walsh

- 1♠: 4-♣♦ or weak ♣ or strong ♦

- 1NT: 12-14(17)

- PASS: 6-9, 4-♣ and/or 4-♦

- 2♣: 6-9, 5+♣, no 0/1 (alternative for Inverted Minors, with a balanced hand)

- 2♦: 12+, 5+♦, MF

- 2NT: 18-20

- PASS: 6-9, 4-♣ and/or 4-♦

- 3♣: 6-9, 5+♣, no 0/1

- 3♦: 12+, 5+♦, MF

- 1NT: 6-9, 5+♦, NF

- 2♣: Inverted Minors, 5+♣, 10+, F

- 2♦: 12+, unicolor 5+♥, MF

- 2♥: 3+♥, fit

- anything else: 0-2♥

- 2♥: 12+, unicolor 5+♠, MF

- 2♠: 3+♠, fit

- anything else: 0-2♠

- 2NT: 10-11, 5+♦, NF

- 3♣: Inverted Minors, 5+♣, 6-9, 0/1, NF