Editing User:Brian/Bridge/Rebids after a 1NT opening
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==Without interference== | ==Without interference== | ||
− | + | ===Stayman sequences=== | |
− | + | If partner responded 2♣, it is Stayman, asking for a 4-card major. | |
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− | + | I have 4+ hearts → Bid 2♥. | |
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* If partner responds 2♠, it means they have 4 spades, 3- hearts, and invitational strength. Sign off in 2NT, 3♠, 3NT, or 4♠, depending on your strength and whether you have 4-card spade support. | * If partner responds 2♠, it means they have 4 spades, 3- hearts, and invitational strength. Sign off in 2NT, 3♠, 3NT, or 4♠, depending on your strength and whether you have 4-card spade support. | ||
* If partner responds 2NT, it means they have no 4-card major (the Stayman was "fake") but invitational strength. Pass or sign off in 3NT. | * If partner responds 2NT, it means they have no 4-card major (the Stayman was "fake") but invitational strength. Pass or sign off in 3NT. | ||
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* If partner responds 4♥, it is a sign-off. | * If partner responds 4♥, it is a sign-off. | ||
* If partner responds 4NT, 5NT, 6NT, or 7NT, it is [[User:Brian/Bridge/Quantitative notrump raises|quantitative]] and shows 4 spades. Pass or make a sign-off either in notrump or spades. | * If partner responds 4NT, 5NT, 6NT, or 7NT, it is [[User:Brian/Bridge/Quantitative notrump raises|quantitative]] and shows 4 spades. Pass or make a sign-off either in notrump or spades. | ||
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− | + | I have 4+ spades → Bid 2♠. | |
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* If partner responds 2NT, they show invitational strength without 4-card spade support. Pass or sign off in 3NT. | * If partner responds 2NT, they show invitational strength without 4-card spade support. Pass or sign off in 3NT. | ||
* If partner responds 3NT, they show game-forcing strength without 4-card spade support. Pass. | * If partner responds 3NT, they show game-forcing strength without 4-card spade support. Pass. | ||
* In all other cases, the subsequent bidding is the same as in the previous paragraph, but exchange "spades" and "hearts". | * In all other cases, the subsequent bidding is the same as in the previous paragraph, but exchange "spades" and "hearts". | ||
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− | + | I have no 4-card major → Bid 2♦. | |
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* If partner responds 2M, they show invitational strength with 5 of the bid major and 4 of the unbid major. Sign off in 2NT, 3M, 3NT, or 4M, depending on your strength and whether you have 3-card support for partner's 5-card major. | * If partner responds 2M, they show invitational strength with 5 of the bid major and 4 of the unbid major. Sign off in 2NT, 3M, 3NT, or 4M, depending on your strength and whether you have 3-card support for partner's 5-card major. | ||
* If partner responds 2NT, they have invitational strength. Pass or sign off in 3NT. | * If partner responds 2NT, they have invitational strength. Pass or sign off in 3NT. | ||
− | * If partner responds 3M, they show game-forcing strength with '''5 of the other major''' (oM) and 4 of the bid major | + | * If partner responds 3M, they show game-forcing strength with '''5 of the other major''' (oM) and 4 of the bid major. With 3-card support for oM, raise to 4oM; if partner bids again, it is a [[User:Brian/Bridge/Control bidding|control bid]] or [[User:Brian/Bridge/Responding to Blackwood|Blackwood]]. Otherwise, rebid 3NT; if partner bids again, it is a [[User:Brian/Bridge/Quantitative notrump raises|quantitative raise]]. |
* If partner responds 3NT, it is a sign-off. Pass. | * If partner responds 3NT, it is a sign-off. Pass. | ||
* If partner responds 4NT, 5NT, 6NT, or 7NT, it is [[User:Brian/Bridge/Quantitative notrump raises|quantitative]]. | * If partner responds 4NT, 5NT, 6NT, or 7NT, it is [[User:Brian/Bridge/Quantitative notrump raises|quantitative]]. | ||
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− | + | ===Jacoby transfer sequences=== | |
− | + | If partner responded 2♦, it shows 5+ hearts. If partner responded 2♥, it shows 5+ spades. In either case, announce "transfer" when partner makes their bid. | |
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− | + | I have 17 HCP with 4+ of the major above → Announce "transfer" then superaccept by bidding 3 of the major. (TODO) | |
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− | + | Otherwise → Announce "transfer" then accept by bidding 2 of the major above. (TODO) | |
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− | + | ===Other responses=== | |
− | + | A notrump response is [[User:Brian/Bridge/Quantitative notrump raises|quantitative raise]]. Most commonly, this will be 2NT or 3NT. 2NT is invitational to 3NT, while 3NT is to play. | |
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− | + | My partner responded 4♣ → See [[User:Brian/Bridge/Responding to Gerber|Responding to Gerber]]. | |
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− | + | My partner responded 4♦ or 4♥ → Announce "transfer" then accept the transfer by bidding 4 of the next suit. This is a ''Texas transfer''. (TODO) | |
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