177 : Dealer is N     All Vulnerable North * ♠ A K 5 ♥ 8 ♦A K 8 6 3 ♣ K Q 9 7 East ♠ 10 9 8 3 ♥ Q J 4 2 ♦ 7 ♣ A J 3 2 West ♠ Q J 6 ♥ K 9 6 5 3 ♦ J 10 ♣ 10 5 4 South ♠ 7 4 2 ♥ A 10 7 ♦ Q 9 5 4 2 ♣ 8 6 Bidding (Opener's bids are underlined) (N) : 1♦ - 3♦ - 4♦ - 4NT * - 6♦ - Pass * = 1 key card	178 : Dealer is E     None Vulnerable North ♠ J 10 9 ♥ Q J 10 5 4 ♦ J 3 ♣ K 8 5 East * ♠ A Q 5 ♥ 8 3 2 ♦ A K 8 5 ♣ 9 7 3 West ♠ K 4 2 ♥ 9 7 ♦ Q 9 7 4 2 ♣ A Q 2 South ♠ 8 7 6 3 ♥ A K 6 ♦ 10 6 ♣ J 10 6 4 Bidding (E) : 1♦ - 2♦ - 2♠ - 3♣ - 3♦ - Pass
179 : Dealer is S     NS Vulnerable North ♠ A Q 5 ♥ 10 9 ♦ A J 3 ♣ K 10 8 7 5 East ♠ K 8 4 ♥ K 5 3 ♦ Q 6 5 4 2 ♣ 6 3 West ♠ 7 6 2 ♥ Q 6 4 2 ♦ 10 9 7 ♣ Q 4 2 South * ♠ J 10 9 3 ♥ A J 8 7 ♦ K 8 ♣ A J 9 Bidding (S) : 1♣ - 2♣ - 2♥ - 3NT - Pass	180 : Dealer is W     EW Vulnerable North ♠ J 6 5 3 ♥ 8 7 4 2 ♦ K 9 8 6 ♣ 10 East ♠ A Q 10 ♥ K 10 6 ♦ 5 4 ♣ A J 8 7 3 West * ♠ 9 8 ♥ A J 9 3 ♦ A Q J ♣ K 6 5 2 South ♠ K 7 4 2 ♥ Q 5 ♦ 10 7 3 2 ♣ Q 9 4 Bidding (W) : 1♣ - 2♣ - 2♦ - 3NT - Pass