DEFENSIVE AND COMPETITIVE BIDDING

Transcription

1 DEFENSIVE AND COMPETITIVE BIDDING ( LEADS AND SIGNALS EBL CONVENTION CARD OVERCALLS (Style: 1 / 2 Level; Reopening) OPENING LEADS STYLE Normally 5+card and OK on 1-level but weak lead directing and Lead In Partner s Suit CATEGORY: GREEN 4-card have been seen; sound on 2-level Suit 4 th, low from Q/Jxx, MUD Do. NCBO: Denmark NT ATT Do. PLAYERS: Jørgen Hansen Steen Schou RESP CUE sound SUPP 3-card; JUMP CUE is MIX RAISE; Jumps Subseq Do. Do. EVENT Senior FitBid; after 1M is 4+SUPP, F1; New suit F1 Other: K from AK against 5-level up 1NT OVERCALL (2 nd /4 th Live; Responses; Reopening) LEADS SYSTEM SUMMARY 2 nd /4 th : 15-17(18); Reopening: Lead Vs. Suit Vs. NT RESP: as after 1NT opening Ace AK(+), A(+) AK(+), A(+) GENERAL APPROACH AND STYLE King AK, KQ(+), K(+) KQ(+), AKJ10(+), K(+) 5+M (semi-f 1NT); 4+ (may be (32)44); 2+ (only 2 if 4432) Queen QJ(+), Q(+) QJ(+), AQJ(+), KQ109(+) 2/1 Jack J10(+), HJ10(+), J(+) J10(+), HJ10(+), J(+) 1NT: (14+)15-17(18-) JUMP OVERCALLS (Style; Responses; Unusual NT) (+), H109(+), 10(+) 109(+), H109(+), 10(+) : 18-19/24-25/28-29 NT, Acol in, or : 2 lowest unbid, RESP: CUE F1 9 98(+), 9x, H98(+) 98(+), H98(+), 9x(+) : Weak Multi (3-7), Acol in or 22-23/26-27 NT Other: weak, 5-cards have been seen Hi-X Sx, xsx(+) Sx, xsx(+) 2M: Weak, (5)6-card, (6)7-10(11) Lo-X Hx(S), HxxS HxxSSS, 10SS(+), JxSx 3NT: Solid m in 1 st /2 nd - to play in 3 rd /4 th Reopen: Constructive, 12-16, 6-card; : SIGNALS IN ORDER OF PRIORITY PRE: rule of 2-3-4(5) DIRECT & JUMP CUE BIDS (Style; Response; Reopen) Partner s Lead Declarer s Lead Discarding SPECIAL BIDS THAT MAY REQUIRE DEFENSE Against 1m: 55M, fair/sound (/ : INV / ; / : PRE / ) 1 Lo ENC Lo Even Lo Even 1-1 / : NAT, may have longer Against 1M: 55OM+m, fair/sound ( asks; P/C; INV OM) Suit 2 S/P 1 -: 5-9, (54)+M Jump CUE: Asks for stopper 3 1 -: 5+, 9+ 1 Lo ENC Hi (*) Hi(*) 1 -: NAT or 4+, 6-9 VS. NT (vs. Strong/Weak; Reopening;PH) NT 2 Lo Even Lo Even 1 -: 4+, : MAJ (54+) ( asks) 3 1M-: 3M, 9-11 : Multi weak (4-10) or strong (16+) (X M P/C, Asks) Signals (including Trumps): 1M-: 4+M, 7-9 2M: 5+M, constructive (11-15) (RESP as after 2M opening) (*) Good lead from both hands 1 -: 4+, 8-11, unknown void : 55m 1 -: 6+, INV D: PEN 2 nd vs. weak otherwise 4M+5+m (/ for m/m) DOUBLES 1-3NT: 4+, 8-11, unknown void 1M-1 /NT, : NAT, or some INV+ [3], [4], [5] VS.PREEMTS (Doubles; Cue-bids; Jumps; NT Bids) TAKEOUT DOUBLES (Style; Responses; Reopening) : 18-19/24-25/28-29 NT, Acol in, or T/O; CUE 3X asks for stopper; CUE 4M = 55m Nomally unbid M advancers CUE F : Weak Multi (3-7), Acol in or 22-23/26-27 NT 4m: 2 suiter (CUE is M otherwise this suit and OM) 4 th pos may be weaker -: in my M Lebensohl/scramble after 2X D 1X (1NT): (54)+M (53)+ after 1M; / : TRF VS. ARTIFICIAL STRONG OPENINGS- i.e. 1 or SPECIAL FORCING PASS SEQUENCES (1 ): DBL = MAJ; 1NT = min; / / = this suit or 2 next suits SPECIAL, ARTIFICIAL & COMPETITIVE DBLS/RDLS After D of opp. 1NT opening NEG thru 4 - normally unbid M; 1m (1 ) D/1 = 4/5+ RESP thru (if M then normally not OM) OVER OPPONENTS TAKEOUT DOUBLE COMP thru, typically at least Hx in partners suit IMPORTANT NOTES NAT F1; RDBL = 10(9)+; Jumps are FitBid Max overcall D Lebensohl/Scramble; if you D 4 th or CUE [1]; After 1 / : / 3-SUPP, 8-9; = 4+SUPP, F1 2-way D against P/C 1X-1M, /3X: 4Y or 6+X, 3Y / 6+X, 0-2Y [2] D of 3NT: lead the right major PSYCHICS: Once per 5-8 matches

2 OPENING TICK IF ARTIFICIAL MIN. NO. OF CARDS NEG.DBL THRU DESCRIPTION RESPONSES SUBSEQUENT ACTION COMPETITIVE & PASSED HAND BIDDING , only if 4432 : 5-9, 54+M; : 9+, 5+ ; 2M: NAT, ; (): /NT asks FitBid : 3-7, 5+ ; 3X: SPL , may be (32)44 : 6-9, 4+ or NAT; :, 4+ ; : 10-12, (): signoff, OTH SPL, INV FitBid 4+, OTH: analogous to 1 (): SPL NT:semi-F; /:4+, INV/7-9; :, 9-11 (1 ): Relay [3]; (1NT): Relay [4]; 3+SUPP, 9+ : 8-11 unknown void; 3NT/4 / : 12+ void /: TRF, : 6+, 16+ FitBid : 6+, INV; OTH: analogous to 1, 3NT: 8-11 unknown void (1NT): Relay [5]; // : TRF; : 6+, 16+ INT (14+)15-17(18-) may be semi Stayman; Jacoby; : BAL INV or 6+ ; :6+ (): /: MIN/MAX Transfer Lebensohl BAL / : 6+ /, ; / : 54+m, SPL, ; SA Tex (): : is OK X 0 NT 18-19/24-25/28-29 : Relay, : TRF; : HHxxxx in or ; (): Acol or then relay Transfer Lebensohl Acol in, or : 5+5+m; 3m: INV vs 18-19; 3M/4m: TRF (): X 0 Weak Multi (3-7) or Acol or : Asks; / //4 : P/C; 4 : Tr. to your suit (): MAX, weak; / : MIN / NT 22-23/26-27 : my M 6(5) (6)7-10(11), better than ope. : Asks; /3m INV; 4m FitBid 3X SPL; /NT MIN/MAX; 4X 6-4 6(5) (6)7-10(11), better than ope. : Asks; 3m/ INV; 4m FitBid Analogous to may be semi BAL Stayman; Jacoby; : Slam?; 4 / : 54+/4+5 m (): 4X 5-card, 4NT MIN (4333) TRF after 3X 4 / : 6+ / (5)6 Rule of 2-3-4(5) 3X F1 (5)6 Do. 3X F1; 4 CUE (5)6 Do. F1; 4m CUE (5)6 Do. 4m CUE; 4 NAT 3NT X Solid minor 1 st /2 nd 4 : Single?; 4NT: Length? (4 ): 4NT NO; 5m single om To play 3 rd /4 th 4 6 Rule of 2-3-4(5) 4 CUE; 4M NAT 4 6 Rule of 2-3-4(5) 4M NAT 4 6 Rule of 2-3-4(5) 4 NAT, 5m CUE 4 6 Rule of 2-3-4(5) 5m CUE 4NT X Specific Ace ask 5 : 0; 5X/6 : This Ace; 5NT: 2 Aces 5 6 Rule of 2-3-4(5) HIGH LEVEL BIDDING 5 6 Rule of 2-3-4(5) RKCB (1430); Voidwood (1430); Culbertson 5NT for trump honour/length 5 6 DOPE, CUE 1 st /2 nd up the line 5 6

3 Denmark Senior Supplementary sheet Page 1 [1] If you double 4 th suit or cue in your suit below 3NT then Pass RD NT Suit One stopper or semistop 2 or more small At least 1½ stopper single/void in 4 th or your suit [2] 1X 1M, 4+M sound raise or 3M and 6+X (normal 1X 1M, 3X) then 3X/M Signoff 3 low. unbid Asks, 3X/NT/4X 3M, 6+X then 3M M agreed 4X X agreed 3M 4M5X (22) or (31 with stiff H) New SPL 1X -1M, 3X 6+X, 0-2M (normal 1X 1M, 3X) then 3M 6+M, 3 new NAT / Stopper 4 new CUE agreeing X [3] 1-1, Relay b) 18+, 4+ c) BAL d) 6+, 0-, 8(9)+ opposite STR - then a) d), F1 c), F1 a) b) 2(1), weak NAT, weak 0-1, weak 5+, 0-1, weak 6+, weak, 6+, INV, OK suit

4 Denmark Senior Supplementary sheet Page 2 [4] 1-1NT, Relay b) 18+, 4+ c) BAL d) 6+, 0-, 8(9)+ opposite STR - then a) /, not NT oriented NAT, d) not strong suit SPL, 15(43)/ continuation as after not MIN both minors, 10 cards MIN both minors, then 4 / INV / 6+card MIN Hx, 5 OK hand then 4 4 agreed, signoff agreed,

5 Denmark Senior Supplementary sheet Page 3 [5] 1-1NT, Relay b) 18+, 4+ / c) NT d) 6+, 8(9)+ opposite STR, denies 5 - then / NAT, a) or c) - then NAT, SPL, 51(43)/5044 d) not strong suit INV, NAT then a) INV, NAT 6-7 then New suit, 0-1 MIN, 4+4+m may be 14(53)/13(54) - then a) INV / 6+card MIN