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