| North | East | South | West |
| 1♥ | 2♣ | 3♦ | Pass |
| Pass | X | Pass | Pass |
| 4♦ | X | XX | Pass |
| 4NT | 5♣ | X | XX |
| 5♥ | Pass | Pass | X |
| Pass | 5♠ | X | 5NT |
| X | XX | 6♣ | X |
| XX | Pass | 6♦ | Pass |
| 6♥ | X | XX | Pass |
| 6♠ | Pass | Pass | X |
| XX | Pass | Pass | 6NT |
| X | Pass | 7♣ | Pass |
| 7♦ | 7♥ | Pass | 7♠ |
| ? |
| Bid | Rule | Alert | Priority | Operations |
| PASS | Undefine | - | - | |
| X | Undefine | - | - | |
| 7NT | Undefine | - | - |