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