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What is the Blackwood convention in card game contract bridge?
What is the Blackwood convention in a partnership card game?
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Blackwood is a convention for asking partner how many aces he has in slam auctions. Learn the rules, responses, exceptions and examples of Blackwood in bridge.
In the partnership card game contract bridge, the Blackwood convention is a bidding convention developed by Easley Blackwood in 1933 and still widely used in the modern game. Its purpose is to enable the partnership to explore its possession of aces, kings and in some variants, the queen of trumps to judge whether a slam would be a feasible ...
Learn how to use Blackwood and Gerber to ask your partner how many aces or kings they have when bidding for a slam. Find out the responses, exceptions and examples of these conventions.
Typically, Blackwood is used when either partner realizes partnership has a combined strength to explore slam and a good suit fit is found. In response to a bid of 4 Notrump (Blackwood) , the responder makes a conventional call according to number of Aces held: Bid. Aces Held. 5C. 0 (or 4) 5D. 1. 5H.
In the partnership card game contract bridge, the Blackwood convention is a popular bidding convention that was developed by Easley Blackwood. It is used to explore the partnership's possession of aces, kings and in some variants, the queen of trumps, to judge more precisely whether slam is likely to be a good contract.
Once a partnership is in the slam zone, either player might use Blackwood. "Regular" (or "Plain") Blackwood: 4NT asks for aces and then: 5 = 0 or 4 aces. 5 = 1 ace. 5 = 2 aces. 5 = 3 aces. The asker can then bid 5NT to ask for kings, with the same schedule of replies, one level higher.
