96/05/24
LEBENSOHL
^^^^^^^^^^^
1. Applied Situation
1-1. After Our 1NT Opening/Overcall
PTN RHO YOU LHO PTN RHO YOU LHO PTN RHO YOU LHO
1NT 2D 1NT 2H 1NT 2S
1-2. After Opp's Weak Two Opening
LHO PTN RHO YOU LHO PTN RHO YOU LHO PTN RHO YOU
2D Dbl P 2H Dbl P 2S Dbl P
2. Subsequent Development
2-1. After Our 1NT Opening
PTN RHO YOU LHO
1NT 2D ??
Pass = weak hand
Dbl = Penalty Dbl
2H/2S = weak 5+HEA/SPA, S/O
2NT = Lebensohl ; transfer to 3C
--3C --Pass = weak 5+CLU
--3D = Stayman with DIA STP ; promises 4 HEA/SPA
--3H/3S = 5+HEA/SPA, INV
--3NT = to play with DIA STP
3C/3H/3S = strong 5+CLU/HEA/SPA, GF
3D = Stayman with no DIA STP ; promises 4 HEA/SPA
3NT = to play with no DIA STP
4C = Gerber
4D/4H = Texas transfer to 4H/4S ; promises 6+HEA/SPA
PTN RHO YOU LHO
1NT 2H ??
Pass = weak hand
Dbl = Penalty Dbl
2S = weak 5+SPA, S/O
2NT = Lebensohl ; transfer to 3C
--3C --Pass = weak 5+CLU
--3D/3S = fair 5+DIA/SPA, INV
--3H = Stayman with HEA STP ; promises 4 SPA
--3NT = to play with HEA STP
3C/3D/3S = strong 5+CLU/DIA/SPA, GF
3H = Stayman with no HEA STP ; promises 4 SPA
3NT = to play with no HEA STP
4C = Gerber
4H = Texas transfer to 4S ; promises 6+SPA
PTN RHO YOU LHO
1NT 2S ??
Pass = weak hand
Dbl = Penalty Dbl
2NT = Lebensohl ; transfer to 3C
--3C --Pass = weak 5+CLU
--3D/3H = 5+DIA/HEA, INV
--3S = Stayman with SPA STP ; promises 4 HEA
--3NT = to play with SPA STP
3C/3D/3H = strong 5+CLU/DIA/HEA, GF
3S = Stayman with no SPA STP ; promises 4 HEA
3NT = to play with no SPA STP
4C = Gerber
4D = Texas transfer to 4H ; promises 6+HEA
2-2. After Opp's Weak Two Opening
LHO PTN RHO YOU
2D Dbl P ??
2H/2S = 0-7, weak 4+HEA/SPA
2NT = Lebensohl ; transfer to 3C
--3C --Pass = 0-7, weak 4+CLU
--3D = Stayman with DIA STP ; 12+, promises 4 HEA/SPA
--3H/3S = 8-11, 4 HEA/SPA, INV
--3NT = 12+, to play with DIA STP
--3D = 18+, no available bid
--3H/3S = 18-21, good 5+HEA/SPA
--3NT = to play with DIA STP
3C = 8-11, 4+CLU, INV
3D = Stayman with no DIA STP ; 12+, promises 4 HEA/SPA
3H/3S = 8-11, 5+HEA/SPA, INV
3NT = semi-gambling ; to play with good 6+CLU, with DIA STP
4C = 8-11, 6+CLU, INV
4H/4S = to play with 5+HEA/SPA
LHO PTN RHO YOU
2H Dbl P ??
2S = 0-7, weak 4+SPA
2NT = Lebensohl ; transfer to 3C
--3C --Pass = 0-7, weak 4+CLU
--3D = 0-7, weak 4+DIA
--3H = Stayman with HEA STP ; 12+, promises 4 SPA
--3S = 8-11, 4 SPA, INV
--3NT = 12+, to play with HEA STP
--3D/3S = 18-21, good 5+DIA/SPA
--3H = 18+, no available bid
--3NT = 18-21, to play with HEA STP
3C/3D = 8-11, fair 4+C/D, INV
3H = Stayman with no HEA STP ; 12+, promises 4 SPA
3S = 8-11, 5+SPA, INV
3NT = semi-gambling ; to play with 6+CLU/DIA, with HEA STP
4C/4D = 8-11, 6+CLU/DIA, INV
4S = to play with 5+SPA
LHO PTN RHO YOU
2S Dbl P ??
2NT = Lebensohl ; transfer to 3C
--3C --Pass = 0-7, weak 4+CLU
--3D/3H = 0-7, weak 4+DIA/HEA
--3S = Stayman with HEA STP ; 12+, promises 4 HEA
--3NT = 12+, to play with SPA STP
--3D/3H = 18-21, good 5+DIA/HEA
--3S = 18+, no available bid
--3NT = 18-21, to play with SPA STP
3C/3D/3H = 8-11, 4+CLU/DIA/HEA, INV
3S = Stayman with no SPA STP ; 12+, promises 4 HEA
3NT = semi-gambling ; to play with 6+CLU/DIA, with SPA STP
4C/4D = 8-11, 6+CLU/DIA, INV
4H = to play with 5+HEA