












West 1NT ? |
North P |
East
2 |
South P |
|
Call
2 |
Meaning relay (usually no 5-card major) 5 card suit |
West
1NT
2 |
North P P |
East
2 |
South P |
Call | Meaning | |
2![]() |
exactly 4 spades or no major interest | |
2![]() |
exactly 4 hearts | |
2NT | 4-4 or 5-4 in majors; I | |
3![]() |
5-4 or 6-4 in majors; GF | |
3![]() |
4-4 in majors; GF | |
3![]() |
4-4 in majors , GF , stiff club | |
3![]() |
4-4 in majors; GF , stiff diamond | |
3NT | sign-off (was looking for 5 card major) | |
4![]() |
Gerber |
Memory aid: After the 2relay responder’s next suit bid is always artificial. Note that a 2
or 2
bid denies interest in the major bid and denies five cards in the major shown.
West
1NT
2 |
North P P |
East
2 |
South P P |
|
Call
2 |
Meaning spade fit*; minimum; NF no fit; minimum; NF no fit; maximum heart fit; minimum; NF spade fit*; maximum heart fit; maximum |
*if responder has 4 spades
West
1NT
2 |
North P P |
East
2 |
South P P |
Call
Pass
3 ![]() ![]() ![]() ![]() |
Meaning no major fit; minimum relay; maximum; responder bids shorter major (Smolen) or 3 NT with 4-4 that fit; minimum maximum (no interest in 5-3 fit) that fit; maximum |
*If responder has slam interest, he may continue with a minor-suit splinter, opposite major (natural) or key-card Blackwood.
West
1NT
2 |
North P P P |
East
2 |
South P P |
Call
2NT, 3NT
3 |
Meaning corrective*; NF 5+ cards; slam try ambiguous slam try trump-quality concern; I splinter; slam try splinter; slam try sign-off key-card Blackwood (fit suit key) |
*denies spade fit; 3 NT offers choice of game after heart fit
West
1NT
2 |
North P P P |
East
2 |
South P P |
|
Call
3 |
Meaning 5+ cards; 4 card major; GF 4 clubs; 4 card major; slam try 4 diamonds; 4 card major; slam try sign-off Gerber quantitative |
*If 3 is not available (i.e., if opener bid 3
) then 3
shows 5+ clubs and 4
shows exactly 4 clubs.