North | East | South | West |
1♥ | Pass | 2♦ | 3♥ |
X | XX | 4♠ | Pass |
Pass | 4NT | Pass | Pass |
5♣ | 5♥ | X | Pass |
5NT | Pass | Pass | X |
6♦ | Pass | Pass | X |
Pass | Pass | XX | 6♥ |
Pass | 6♠ | Pass | 6NT |
X | Pass | Pass | 7♣ |
Pass | Pass | X | Pass |
7♦ | X | Pass | Pass |
XX | Pass | Pass | 7♥ |
Pass | Pass | X | 7♠ |
X | Pass | 7NT | Pass |
Pass | X | Pass | Pass |
Pass | ? |