
| West | North | East | South |
| Pass | Pass | 1♦ | 1♠ |
| x | 2♥ | 2NT | Pass |
| 3NT | Pass | Pass | Pass |
| West | North | East | South |
| Pass | Pass | 1♦ | 1♠ |
| x | 2♠ | 3♣ | Pass |
| 3NT | Pass | Pass | Pass |
| West | North | East | South |
| Pass | Pass | 1♦ | 1♠ |
| x | 2♠ | 3♣ | Pass |
| 3NT | Pass | Pass | Pass |
| West | North | East | South |
| Pass | Pass | 1♦ | 1♠ |
| x | Pass | 2♣ | Pass |
| 2NT | Pass | 3NT | Pass |
| Pass | Pass |
| West | North | East | South |
| Pass | Pass | 1♦ | 1♠ |
| x | 2♠ | 3♣ | Pass |
| 3NT | Pass | Pass | Pass |
| West | North | East | South |
| Pass | Pass | 1♦ | 1♠ |
| x | 2♠ | 3♣ | Pass |
| 3NT | Pass | Pass | x |
| Pass | Pass | 4♣ | Pass |
| 4♦ | Pass | Pass | Pass |
| West | North | East | South |
| Pass | Pass | 1♦ | 1♠ |
| x | 2♠ | 2NT | Pass |
| 3♦ | Pass | Pass | Pass |
| West | North | East | South |
| Pass | Pass | 1♦ | 1♠ |
| x | 2♠ | 3♣ | Pass |
| 3NT | Pass | Pass | x |
| Pass | Pass | 4♣ | Pass |
| 4♦ | Pass | Pass | Pass |
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