Muscat Walsh is a natural 5542 system with Transfer Walsh responses to 1♣. Everything else is standard 2/1, so only the 1♣ opening is documented.

• 1♣ - 1♦ = 4+♥
• 1♣ - 1♥ = 4+♠
• 1♣ - 1♠ = 0–3♠, 0–3♥

This book fits the following regulations:

1. Green (natural) classification under the WBF Systems Policy
2. ACBL Open Chart

Notation

This book follows Strawberry Polish Club for hand evaluation, bidding notation, and punctuation in tables and prose.

References

• Chen-Pang He. Strawberry Polish Club. Hand evaluation, notation, and Checkback Gladiator.
• Danny Molenaar & Tim Verbeek. WBF convention card. Transfer completion with a minimum balanced hand and the 18–20 1NT rebid.
• Guus Schreiber. De systeemkaart van Danny Molenaar en Tim Verbeek. IMP, July/August 2025, pp. 30–32. Transfer responses and opener’s rebids; this version uses 18–19 for the 1NT rebid.
• Richard Granville. Is Fantunes still a good bidding system? Bridge Winners, 18 September 2015. The rationale quoted in the T-Walsh introduction.