Developed by Monroe Ingberman, a fragment bid is a bidding
convention used in the card game
contract bridge
Contract bridge, or simply bridge, is a trick-taking card game using a standard 52-card deck. In its basic format, it is played by four players in two competing partnerships, with partners sitting opposite each other around a table. Millions ...
. It is an unusual jump rebid, usually a double jump, by either the opener or the responder which shows a fit with partner's suit and shortage, either a singleton or void, in the fourth suit.
Although analogous to
splinter bid
In the card game "contract bridge", a splinter bid is a convention whereby a double jump response in a side-suit indicates excellent support (at least four cards), a singleton or void in that side-suit (but preferably not the ace or king), and at ...
s, fragment bids differ in that they require the naming of a suit held rather than the short suit itself. is required on the details of either splinter or fragment bids and their continuations.
Examples
Fragment bid by opener
The 4 rebid by opener is a fragment bid; it is double jump showing two or three cards in the fragment suit (hearts), a singleton or void in clubs and support for partner's diamond suit.
Fragment bids by responder
The 4 bid is a fragment bid showing support for spades and shortness in the unbid suit, diamonds.
When three suits have been bid naturally, a double jump in the fourth suit is a fragment bid. The 4 bid shows support for partner's last bid suit (spades) and a singleton in his first suit (clubs).
If the fragment bidder rebids the suit in which he has promised shortness, he shows a void; in this case in clubs.
See also
*
Splinter bid
In the card game "contract bridge", a splinter bid is a convention whereby a double jump response in a side-suit indicates excellent support (at least four cards), a singleton or void in that side-suit (but preferably not the ace or king), and at ...
References
Bridge conventions
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