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The Gerber convention is a 4C jump response to a no-trumps bid. Like Blackwood, it is a slam investigation bid that asks partner how many aces he holds.
- Exclusion Blackwood
A conventional 5NT bid that asks partner to choose a small...
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- Meckwell Defense to 1NT
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- Bidding Systems
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- Stayman
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- Exclusion Blackwood
Gerber - A slam convention using the bid of 4 Clubs to ask partner to disclose the Aces held. Also see Super Gerber, which requires a Club jump to initiate Gerber. The most common usage of Gerber to investigate Ace "controls" is when the partnership has not found a suit fit and have bid Notrump.
Gerber is a contract bridge convention devised by William Konigsberger and Win Nye from Switzerland [1] who published it in 1936; John Gerber of Texas introduced it to North America in 1938 where it was named after him.
3 sty 2022 · Here we look at how (and when) to use Gerber to explore slam. We will also examine an upgrade to traditional Gerber, called 1430 Gerber, and see how this is an even more flexible tool for helping us investigate slam.
TIP OF THE WEEK: Gerber, Quantitative 4NT, and other meanings of 4NT (Sources: Pat Harrington, Kwbridge, Donna Compton, Bridgehands, Karen’s Bridge Library. Gerber is a Slam Convention using the bid of 4C to ask partner how many Aces they hold.
Gerber allows you to find out how many aces your partner has after an opening (or rebid) bid of 1NT or 2NT. Asking for aces (or keycards) is an incredibly important tool for slam bidding in a suit contract .
After you have discovered that your partnership has at least 33 combined points and the suit or lack of suit fit the Gerber is a bidding convention designed to describe the Aces held in partners hand to decide whether a grand slam or a small slam can be achieved.
