*** OKbridge Convention Card Format 1 *** General Names: Hy & zhsao Approach: Precision BegernRaise Flannary Strong 1C, Other:16+ Notrump 1NT:13-16 HCP, 2NT:19-21 HCP, NF-Stayman, 3NT:long m suit 2D-GF-Stayman, Texas, Jacoby, 2-Suit-Transfers, 3m-Preemptive 3-Major:55 inv/gf;1N-3C/D=54+/45+;Sys on->2C;1N-2S=MSS Lebensohl, Note1:Leb->2D..3C; Penalty X->2H/2S only Note2:2N=StrongR;1N-2D-2H-2S=Slamy; 1N-X(opp)-p=force XX Majors Seldom-4-Cards-1&2, Often-4-Cards-3&4, Double-Raise-Weak Double-Raise-In-Comp:Weak 234, 2NT-Conv-Raise Conv-Raise:1M-4D=GoodR, 1NT-Semi-Forcing, Reverse-Drury Note1:Serious3N;BegernR, Note2:Capp->1Mx;1M-4C=RKC; Minors 1C-May-Be-Short, 1D-Shows-3+, Double-Raise-Weak Double-Raise-In-Comp:weak, Single-Raise-Forcing 1NT/1C:8-13 HCP , May-Bypass-1D, 3NT:Natural Note1:1D-2D=10+ inv;1D-2M=gf, Note2:C/D fit 4D/4H=RKC; 4N=Qbid 2C Range:12-15, Desc:6+ C or 5+ with 4M, Other Resp:2D = waiting 11+ or 8+ hcp w/ 3C 2D Range:5-11, Desc:weak two in H/S, Artificial Resp:only 2NT forcing; 2N-3C=min hand 2H Range:10-14, Desc:4+S and 5+H quality depends on vul Artificial, Resp:only 2N forcing; 2N-3C=min hand 2S Range:9-14, Desc:6+ S; 2 of 3 tops, Artificial Resp:2N ask sort; Only 2N forcing OtherConv Note1:UnVsUn; 4SF; 1M-4C=RKC; , WJS-In-Comp Note2:5-8 WJS 234 rules; 1D-2M gf, 4SF-1-Round Note4:XYZ:2-way 2C->2D(4sf off) Note5:Agst Strong 1C or 1C-1D: 2 level DONT;1N=m;X=13+;1y=natural Note6:Open->Over 1C=Precision Style; Over 1D/H/S/2C=NegX style Doubles Negative:thru 4D, Responsive:thru 2S Note1:NoSupportX; jumpR=Shap, Note2:directR=3+ support Overcalls Range:8-17, Occ-Light, Cuebid:1 round forcing, Jump-Raise:Weak Other:Jump Qbid is LimitR+ Jmp-Over Weak, Responses:2-Level=weak 234rule Preempts Sound, Light, Other: Vul NV Cuebids Minor-Strong, Major-Strong, Artificial-Natural NT-Over Range:14-18, Systems-On, Other:4th seat 2hcp less Jump-To-2NT-Range:<12 or >16, Unusual-For-2-Lower Vs.NT Weak, Strong, Balance, 2C:Majors, 2D:Natural, 2H:Natural 2S:Natural, Note1:Response 2D for better M Note2:DONT vs StrNT(direct seat) Vs.Doubles NSF-1-Level, JS-Weak, Rdbl-Implies-No-Fit 2NT:Jordan=limitR or better, Other:XX=11+; Vs.Preempts Takeout-Dbl-2-Level, Lebensohl, Takeout-Dbl-3-Level Conv-Takeout:Standard Leb Slam-Bids Gerber, Gerber-Note:1st & last NT, Roman-Keycard Note1:except showing C fit., Other:RKC; exclusiveRKC Interference:DOPI Suit-Leads Xx, xxxX, xxX, xxxXx, Std-Count, Std-Attitude, Std-Suit-Pref 4th-Best, Discards:O/E; SmithEcho NT-Leads Xx, xxxX, Xxx, xxxXx, Std-Count, Std-Attitude, Std-Suit-Pref 4th-Best, Discards:O/E; SmithEcho Notes ...Summary of Precision System ===================================================== ==== Principles ----------------------------------------------------- ---------------------------------------------- UnVsUn: .Overwrites any other bidding agreement Mixed Raise: Begern Mixed Raise Jump support Splinter.Any bids ambiguous is a splinter Jump Ovcal: 2 Level Jump overcall is 9-14HCP Promise 2 of 3 high cards if less than 13HCP ===================================================== ==== 1C.16+HCP .any shape Note: Good 15HCP is allowed to open 1C. e.g., C suit, upgrades cuz good H/S suit ----------------------------------------------------- ----------------------------------------------- 1D..0-7 ..all hands except weak two 4-7hcp 1H/S. .8+ ..5+ H/S forcing to game 1NT. .8-13 ..balanced (including some 5332) 2C/D. .8+..5+ C/D 2H/S. .4-7..6 card suit 2NT..14-15..balanced 3C..8-11..4441 or 1444 Black 3D..8-11..4144 or 4414 Red 3H/S/4C/D.12+..4441 with stiff below bid suit 3NT..9+..a solid 7+ card with no side A,K a) Asking bid squence on 3 cases ONLY: .1. 1C-1M/2m-2y(or 1S)=5-level .2. 1C-1D-2M(or 3m)=5-level .3. 1C-1N-2y=5-level b) 1C-1N-2C shows 16-19HCP any hand . -2N shows 20+ balanced hand c) Over interference, responder overcall .1-level = 5-8HCP .2-level = 6-9HCP .3-level = 9+HCP ===================================================== ==== 1D.11-15.2+ D suit(vul), 2+ D suit (non-vul). ----------------------------------------------------- ---- PASS..0-7.any hand 1H/S..5+.4+ H/S 1NT..8-10.tends to deny 4 card major 2C/D..11+.usually 5 card suit 2NT..11-12.invitational 2M..12+.strong jump shift 3C/3D..9+.criss-cross 3NT..13-16.to play 4H/S..0-10.preemptive XYZ system .1x-1y-1z: 2C->2D invitational ... 2D forcing ===================================================== ==== 1H/S.11-15.5+ card suit ----------------------------------------------------- ----------------------------------------------- PASS..0-7.any hand 1S..6+.4+ S tends to have 5 card spades 1NT..5-11.non-forcing 2C/D/H.11+.3+ m suit 11+ or 10hcp with 3+ M 2H(over 1S) .11+ .5+ H suit or 9-10hcp with 3+ S 3C .7-12 .4 card M support with short 3D .9-12 .4 card M support no short 3M .4-8 .pre-emptive, rule of 234 4C ..RKC 0314 4D .0-15 .M raise any hand with def value 4M .0-8 .M raise pre-emptive, no def value 3N .11-15 .natural to play 4N .19-20 .quantitive 5C/D .slamy exclusive roman key card a) System on over 1M-X(opp) b) Serious 3N: 1M-2N-3M=weak open, 3N=seriousTry ===================================================== ==== 1NT.14-16 (13HCP is allowed if non-vul). ----------------------------------------------------- ---------------------------------------------- Pass. .0-10..weak hand 2C. .7+..stayman 2D->2H->2S.16+..forcing stayman balanced 2D/H->H/S .unlimited.Jacoby transfer 2S..unlimited.Minor Suit Stayman, 2N is D better 3C/D. .4-7..45+/54+ in C/D non-forcing 3H/S. .7-9/9+..55 in H&S INV/GF 2NT..10..strong invitation, could have 4 card M 4C..15+..Gerber 4S .0-15..to play 4D/H .0-11..Texas 4N .16..6N invitation a) Leb over 2D/2H/2S b) Penalty X over 1N-2D/2H/S by opp's c) Responder is forced to XX if 1N-X(opp) as penalty ===================================================== ==== 2C.12-15.5C+4M or 6C ----------------------------------------------------- ---------------------------------------------- Pass..0-10 2D..11+..asking further decription ..or 8-10..3 card C and a 4 card major .2H/S.12-15..4 card suit .2NT.14-15 ..no 4 card major .3C.11-13 ..no 4 card major 2H/S..6-11..non-forcing 2NT..8-10..invitation 3C/4C..4-7..preempt 3D/H/S.11+..6 card invitation 4H/S..8+..to play ===================================================== ==== 2D .weak two in H/S or 4441 (17-24) ----------------------------------------------------- ----------------------------------------------- Multi-2D system ===================================================== ==== 2H.10-14.4+ S, 5+ H - Flannary+ including 55 64.. ..A:.10-12 minimum hands ..B:.13-14 maximum or freak shape ----------------------------------------------------- ---- Pass..0-10.to play 2H/S..0-10.to play 2NT..10+.asking: .3C.10-12 .any minimum hand .3D.13-14 .4531 or 4513 .3H.13-14 .46 in majors .3S.13-14 .55 in majors .3NT.13-14 .4522 3C/2D ..to play 3D ..strong slam interest in H/S 3H/S...4+ suit, 234 rule 4C/D .15-16.minor slam interest in H/S 4H/S ..sign-off 3NT...to play ===================================================== ==== 2S.11-15 7 card minor suit ----------------------------------------------------- ---- 3C.pass/correct 2N.ask further describe 3H/S natural 6 card suit 4C.pre-emptive ===================================================== ==== 2NT.20-21 (19HCP is allowed) ----------------------------------------------------- ---- Puppet Stayman ===================================================== ==== ...Summary of Precision System ===================================================== ==== Principles ----------------------------------------------------- ------------------------------ ---------------- UnVsUn: .Overwrites any other bidding agreement Mixed Raise: Begern Mixed Raise Jump support Splinter.Any bids ambiguous is a splinter Jump Ovcal: 2 Level Jump overcall is 9-14HCP Promise 2 of 3 high cards if less than 13HCP ===================================================== ==== 1C.16+HCP .any shape Note: Good 15HCP is allowed to open 1C. e.g., C suit, upgrades cuz good H/S suit ----------------------------------------------------- ------------------------------ ----------------- 1D..0-7 ..all hands except weak two 4-7hcp 1H/S. .8+ ..5+ H/S forcing to game 1NT. .8-13 ..balanced (including some 5332) 2C/D. .8+..5+ C/D 2H/S. .4-7..6 card suit 2NT..14-15..balanced 3C..8-11..4441 or 1444 Black 3D..8-11..4144 or 4414 Red 3H/S/4C/D.12+..4441 with stiff below bid suit 3NT..9+..a solid 7+ card with no side A,K a) Asking bid squence on 3 cases ONLY: .1. 1C-1M/2m-2y(or 1S)=5-level .2. 1C-1D-2M(or 3m)=5-level .3. 1C-1N-2y=5-level b) 1C-1N-2C shows 16-19HCP any hand . -2N shows 20+ balanced hand c) Over interference, responder overcall .1-level = 5-8HCP .2-level = 6-9HCP .3-level = 9+HCP ===================================================== ==== 1D.11-15.2+ D suit(vul), 2+ D suit (non-vul). ----------------------------------------------------- ---- PASS..0-7.any hand 1H/S..5+.4+ H/S 1NT..8-10.tends to deny 4 card major 2C/D..11+.usually 5 card suit 2NT..11-12.invitational 2M..12+.strong jump shift 3C/3D..9+.criss-cross 3NT..13-16.to play 4H/S..0-10.preemptive XYZ system .1x-1y-1z: 2C->2D invitational ... 2D forcing ===================================================== ==== 1H/S.11-15.5+ card suit ----------------------------------------------------- ------------------------------ ----------------- PASS..0-7.any hand 1S..6+.4+ S tends to have 5 card spades 1NT..5-11.non-forcing 2C/D/H.11+.3+ m suit 11+ or 10hcp with 3+ M 2H(over 1S) .11+ .5+ H suit or 9-10hcp with 3+ S 3C .7-12 .4 card M support with short 3D .9-12 .4 card M support no short 3M .4-8 .pre-emptive, rule of 234 4C ..RKC 0314 4D .0-15 .M raise any hand with def value 4M .0-8 .M raise pre-emptive, no def value 3N .11-15 .natural to play 4N .19-20 .quantitive 5C/D .slamy exclusive roman key card a) System on over 1M-X(opp) b) Serious 3N: 1M-2N-3M=weak open, 3N=seriousTry ===================================================== ==== 1NT.14-16 (13HCP is allowed if non-vul). ----------------------------------------------------- ------------------------------ ---------------- Pass. .0-10..weak hand 2C. .7+..stayman 2D->2H->2S.16+..forcing stayman balanced 2D/H->H/S .unlimited.Jacoby transfer 2S..unlimited.Minor Suit Stayman, 2N is D better 3C/D. .4-7..45+/54+ in C/D non-forcing 3H/S. .7-9/9+..55 in H&S INV/GF 2NT..10..strong invitation, could have 4 card M 4C..15+..Gerber 4S .0-15..to play 4D/H .0-11..Texas 4N .16..6N invitation a) Leb over 2D/2H/2S b) Penalty X over 1N-2D/2H/S by opp's c) Responder is forced to XX if 1N-X(opp) as penalty ===================================================== ==== 2C.12-15.5C+4M or 6C ----------------------------------------------------- ------------------------------ ---------------- Pass..0-10 2D..11+..asking further decription ..or 8-10..3 card C and a 4 card major .2H/S.12-15..4 card suit .2NT.14-15 ..no 4 card major .3C.11-13 ..no 4 card major 2H/S..6-11..non-forcing 2NT..8-10..invitation 3C/4C..4-7..preempt 3D/H/S.11+..6 card invitation 4H/S..8+..to play ===================================================== ==== 2D .weak two in H/S or 4441 (17-24) ----------------------------------------------------- ------------------------------ ----------------- Multi-2D system ===================================================== ==== 2H.10-14.4+ S, 5+ H - Flannary+ including 55 64.. ..A:.10-12 minimum hands ..B:.13-14 maximum or freak shape ----------------------------------------------------- ---- Pass..0-10.to play 2H/S..0-10.to play 2NT..10+.asking: .3C.10-12 .any minimum hand .3D.13-14 .4531 or 4513 .3H.13-14 .46 in majors .3S.13-14 .55 in majors .3NT.13-14 .4522 3C/2D ..to play 3D ..strong slam interest in H/S 3H/S...4+ suit, 234 rule 4C/D .15-16.minor slam interest in H/S 4H/S ..sign-off 3NT...to play ===================================================== ==== 2S.11-15 7 card minor suit ----------------------------------------------------- ---- 3C.pass/correct 2N.ask further describe 3H/S natural 6 card suit 4C.pre-emptive ===================================================== ==== 2NT.20-21 (19HCP is allowed) ----------------------------------------------------- ---- Puppet Stayman ===================================================== ====