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