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The difference in percentages is so close (the Bridge Encyclopedia states that the finesse is a 50% probability of success holding 8 cards, while the drop has a 53% holding 9 cards) that the slightest inference might influence a player to choose to finesse or to drop with nine cards.
The book is aimed at beginners, with each chapter outlining a single convention, including takeout doubles, negative doubles, and cuebid raises. [1] All chapters are followed by a quiz. Since its publication, the book has sold over 300,000 copies, [2] and won the American Bridge Teachers' Association Book of the Year (Student) award. [3]
Under the rules of the sponsoring organization (for example national federations such as American Contract Bridge League (ACBL) and the English Bridge Union (EBU), zonal organizations, and the World Bridge Federation (WBF)), certain conventions are alertable, the partner of the player making the conventional call must say "alert" (or show an ...
In contract bridge and particularly in duplicate bridge a convention card is a summary of the conventions and treatments that a particular pair is using. [1] The Laws of Duplicate Bridge specify that "Each partnership has a duty to make available its partnership understandings to opponents before commencing play against them." [2]
Pages in category "Bridge conventions" The following 91 pages are in this category, out of 91 total. This list may not reflect recent changes. * Bridge convention;
A bidding system in contract bridge is the set of agreements and understandings assigned to calls and sequences of calls used by a partnership, and includes a full description of the meaning of each treatment and convention. The purpose of bidding is for each partnership to ascertain which contract, whether made or defeated and whether bid by ...
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. Bidding systems are characterized as belonging to one of two broadly defined categories:
The Official Encyclopedia of Bridge (OEB) presents comprehensive information on the card game contract bridge with limited information on related games and on playing cards. It is "official" in reference to the American Contract Bridge League (ACBL) which authorized its production and whose staff prepared and/or supervised its various editions.