Bridge Bidding Systems
Documentation for our partnership bidding system, Standard American Yellow Card (SAYC), and a detailed comparison of the two.
Our Partnership System
Custom agreements based on Russian bridge tradition with specific HCP ranges and conventions.
- 1-level openings: 12-19 HCP
- Strong 2♦/2♥/2♠ openings (20-22 HCP)
- Modified Blackwood responses
- 2-level overcalls from 8 HCP
Standard SAYC
Standard American Yellow Card, the most common partnership agreement in online bridge.
- 1-level openings: 13-21 HCP
- Weak 2♦/2♥/2♠ openings (5-11 HCP)
- Standard Blackwood 0/4 aces
- 2-level overcalls from 10 HCP
Key Differences
The most important areas where our system diverges from standard SAYC.
| # | Feature | Our System | SAYC |
|---|---|---|---|
| 1 | Suit opening HCP range | 12-19 | 13-21 |
| 2 | 1♣ opening requirements | 5+♣ or 3-3, denies 5M | 3+♣ |
| 3 | 2♣ minimum with long suit | 17+ (game in hand) | 22+ or 9 tricks |
| 4 | 2♦/2♥/2♠ openings | 20-22, 5+ suit (strong) | 5-11, 6+ suit (weak) |
| 5 | Blackwood 5♣ response | 0 aces | 0 or 4 aces |
| 6 | Blackwood 5NT-6♣ response | 0 kings | 0 or 4 kings |
| 7 | Weak Suit Asking | Yes (custom convention) | No |
| 8 | 2-level overcall HCP | 8-16 | 10-16 |