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The Strong Club System is a set of bidding conventions and agreements used in the game of contract bridge and is based upon an opening bid of 1 ♣ as being an artificial forcing bid promising a strong hand. [1] The strong 1 ♣ opening is assigned a minimum strength promising 16 or more high card points. All other bids would therefore be ...
The ABA was formed in 1932 [1] by black tennis players at Buckroe Beach, Virginia; at the time, blacks were excluded from most bridge events. The desire to compete in the sport of tennis despite the racial barriers of the time resulted in the creation of the American Tennis Association in 1916.
However, unlike the "fellow" Roman Club, there are many exceptions to this rule in Blue Club. 1NT ranging from 13 to 17 high card points . It can be either 13-15 points, which is essentially a replacement bid for a balanced club suit with two specific shapes, 3-3-3-4 and 3-3-2-5, or 16-17 pts and balanced.
For tournament seeding, the ACBL uses 50% of a person's ABA master points plus their ACBL masterpoints. For tournament seeding, the ABA uses 200% of a person's ACBL masterpoints (if less than 5,000) plus their ABA master points. If the player has 5,000+ ACBL masterpoints, they are seeded with 10,000 plus their ABA master points.
Other popular Precision variations on opening bids are using a strong 1NT (14–16 is most common), using 2 ♣ to show only a 6+ club suit and expanding the possible hand patterns for the 2 ♦ bid to include the usual 4–4–1–4 and 4–4–0–5 as well as 4–3–1–5 and 3–4–1–5,1 ♦ bid promises at least 2 diamonds.
The Baron Three Clubs is an alternative to the responder using Stayman over a 2NT opening bid. The responder will have five points or more and an unbalanced hand. The responder bids 3 ♣, which asks opener to bid his four-card suits in ascending order. If clubs are the only four-card suit, the opener bids 3NT.
Ogust is a bridge convention used by responder after his partner has made a weak-two opening bid; its purpose is to gauge the strength of the weak-two bidder's hand. Named after Harold A. Ogust from the United States, the convention is also known as the 'Blue Club response' from the bidding system developed by Benito Garozzo.
This is a list of bidding systems used in contract bridge. [1] [2] Systems listed have either had an historical impact on the development of bidding in the game or have been or are currently being used at the national or international levels of competition.