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Bridge problem by Jean-Christophe Quantin
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Your hand sitting South
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Bidding
Dealer South. All vulnerable.
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Lead: ♣K.
This very technical sequence was played by an international pair.
2♣ is game-forcing, 3♥ is positive, 3NT shows the ♠ control (echo). 5♦ asks for the trump Queen, 6♦ confirms its presence on top of the third-round control in ♦ (the first- or second-round control was denied by 4♥ over 4♣).
North and South games
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Solution
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