HI/Lo- O. Lavinthal. DOUBLES TAKEOUT DOUBLES (Style; Responses; Reopening) Distributional(10-15HCP) or any strong hand (16+HCP)

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1 DEFENSIVE AND COMPETITIVE BIDDING OVERCALLS (Style; Responses; 1/2 level; Reopening) Style: (8)10-15 HCP 5+, 1st lev. may occur good 4 Resp: new suit= NF at 1st lev; NF at 2nd lev; INV at 3rd lev.; Jump Raise=PRE, Cue=F1 with support; AFTER 1M OC: a)2nt= Inv with support 4cards; Jump shift= 9-12, good 6, inv b)2 = ART, F1 after 1M O/C; (see18) Reopen: 8-15; Resp: Cue=F1, other NF 1NT OVERCALL (2nd/4th Live; Responses; Reopening) 2 nd pos = Responses: TRSF; TRSF in suit of opening= Stayman 4th: 10-15, doesn't promises stopper JUMP OVERCALLS (Style; Responses; Reopen) vs 1 (2+ ) : if permitted - as Openings, vs 1 (3+ ): 2 nd lev -(2 =10+HCP, 2 / / =4-10HCP, 6+ / / ); vs 1x: Weak 1-Suiter; Resp: OC+1=F1, asking for Singl; 2nt = F1, suit of Relay vs 2-3M: 4 = +om,4 = +om,4om=nat,4m=strong minor 1-suiter vs 3minor: 4 = +, 4 =1M, 4 / =55with minor DIRECT AND JUMP CUE BIDS (Style; Responses; Reopen) vs 1st lev op: (55)+ with highest suit 6-11 or 16+ vs 2nd lev op: strong (55)+ with highest suit or asking for stopper VS Weak NT (average less 15 HCP) DBL=nat; following doubles NEG; 2 = + ; Resp: 2nt=F1, asking 2 =1M; Resp: 2nt=F1, asking; 2 / =5+4+with minor; 2nt=minors VS Strong NT (average more or requal 15HCP) DBL=1-suiter; following doubles P/C; 2 = +any; 2 = +M; 2 = + ; 2nt = 55 VS PREEMPTS (Doubles; Cue-bids; Jumps; NT bids) DBL=T/O; NT=nat; Cue bids, Jumps= see above Cue bid at 4th level = 2-suiter VS ARTIFICIAL STRONG OPENINGS vs 1 : DBL= ; 1suit=nat; 1nt = or ; 2 = or ; 2 = or vs 2 : DBL=, 2lev=nat VS OPPONENTS' TAKEOUT DOUBLE RDBL= Strong; Jump shift= 9-11, 6+cards Jump Raise= PRE; after 1M: 2nt inv with supp; 1nt-(2M)=NAT; LEADS AND SIGNALS OPENING LEADS STYLE Lead In Partner's suit Suit 4th, STND 4th, STND NT 4th, STND 4th, STND Subseq NT:4th, STND 4th, STND OTHERS: vs NT K askes to unblock with Q, Q - with J, J with 10 Trump lead: norm xs, xsx LEADS Lead Vs. Suit Vs. NT Ace Ax, AKx(+) Ax, AK(+) King Kx, KQx(+), AK Kx, AKJ(+), KQ(+) Queen Qx, QJx(+), Qx, KQ109(+), QJ(+) Jack Jx, J10x(+), HJ10+ Jx, J10(+), QJ98(+), HJ10(+) 10 10x, H109(+) 10x,109(+),H109(+) 9 9x, 109x(+) 9x, 98x(+), H98(+) S Sx,xSx(+),HxS(x),HxxxS(+) Sx,SSx(+),HxS,HxxS(+) SIGNALS IN ORDER OF PRIORITY Partner's Lead Suit NT Disc Hi- DISCRG S/P Hi/Lo- O Hi- DISCRG S/P Lavinthal Declare's Lead HI/Lo- O S/P HI/Lo- O S/P DOUBLES TAKEOUT DOUBLES (Style; Responses; Reopening) Distributional(10-15HCP) or any strong hand (16+HCP) T/O= opening values; RESP: Cue=F1, Other=nat NF, Lebensohl (EXEPT: (1 )-Dbl-(P)-1 =neg, Other promises values) Reopen: norm 10+, may be very weak, when feeling pd's trapping SPECIAL, ARTIFICIAL AND COMPETITIVE DOUBLES NEG DBL thru 4 after 1suit or 2 P/C DBL after 2 opening opening / / and O/C in possible suit of opener PEN DBL after other O/C vs 2lev. Op. in suit can t be held by opener Maximum O/C Double; WBF CONVENTION CARD CATEGORY: BLUE NCBO: UKRAINE PLAYERS: G. Rybnikov D. Nikolayenko SYSTEM SUMMARY GENERAL APPROACH AND STYLE PRECISION 1 = 16+; 1M= 5+(mb 4414); 2 = or 5-4M 1 = 11-15, 4+, unbal 1 = 3-4 pos = 8-15, 1+ 2 = weak 2 in M; 2 / = m Vuln; m NV 2nt= 6-10 (55)+m 1nt = ; 2 over 1= NO FORCING (ex.1m 2 = ANY FG) 1nt over 1x= F 1 (ex. 1-1NT = ANY FG) 2 over 1 shows 8-12, NO FORCING 2 over 1 shows 8-12, 5+, NO FORCING 2 over 1 shows 8-12, 5+, NO FORCING SPECIAL BIDS THAT MAY REQUIRE DEFENCE 2 = 5-10, 6(5)+ M 2 / = m Vuln; m NV 2nt= 6-10 (55)+m 3nt= Gambling (solid 7m, no side A or K ) SPECIAL FORCING PASS SEQUENCES IMPORTANT NOTES THAT DON T FIT IN ELSEWHERE We open 1 wih 4 and 5 or 6 We open higher suit with (65)+ 1M-2 = FG 1-1NT = FG PHISICS rare: 1-1M; 1-1 ; 2-2 ; 2-2nt

2 OP. TICK IF ART MIN NO OF CARDS NEG DBL THRU DESCRIPTION RESPONSES SUBSEQUENT AUCTION 1 X any 1 = 0-7; 1 / / 2 / = 8+HCP, 5+; 1nt=8+bal =ART: 4+ or GF or 19-20bal; =relay; 2 = 8+HCP, 8-11HCP ; 2 =4-7, M-1nt=relay; 1-1nt-2 = relay; 2nt=16+, bal; 3 = 8-12HCP,4441 or ; 1-2nt -3 =Baron; = relay(see9); 3 =8-12HCP,4441 or ; 3 / /4 / = / / / ; =relay(see7); = relay(see8); 1 -(1 /1 /1 )-D= 0-4 HCP, P=5-7 HCP 1-3 / /4 / =13+, short / / / 1 -(2 / 2nt/3any)-D=8+ HCP, P=0-7 HCP (see12) nt-3 =Pupp Stay 1 -(1nt)-D=5+HCP; 1 -(2 /2 /2 ) D= 5-7 HCP,P=0-4 HCP HCP, 4+ unbal 1NT=13+, any, FG(see5); 2 / =8-12, NO FORCING; 1-1nt = FG; 1-2 / = 8-12, NF; 1-2 = 7-9, 4 &5 ; 1-2p 2 =7-9, 5 &4 ;2 =10-12, 5 &4 ; 1-2 = 10-12, 4 & 5 ; 1-2nt=inv; 1-3 =10-12, 6+ ; 1-3 =PRE; 3 =10-12, 6+ ; 3 / / =PRE 1-1M-2nt=14-15, 6+ & < 3 M; 1-1M-3 =14-15, 6+ & 3 M; PASSED HAND BIDDING 1 X HCP, 1+ (43)Ms 1NT=7-11; 1M=NF; may be weaker 3-4p with good 1 / 5(4) or nt= F1(see6): 1.normal 1nt resp ; with support; 1M-1nt-2 =no other nat bid; 1M-1nt-2x-3M=inv with 3c supp may be weaker , 3sup; , bal; 1M-1nt-2x-3nt=GF with 3c support; 1M-2 = ART, GF with good suit; 1M-3x= x; 1M-3nt=13-15, 4333( / ) 1M-2x = 8-12, 5+x, NF; 1M-2M (see 2) may be good 4c; 2 =Drury(see3) 1NT may be = NF Stayman; 2 / /nt= TRSF / / ; 1nt-2-2 : 2 =(44)+ Majors, sign-off; 2 =GF Relay 2 = TRSF or inv 3nt(see10); 1nt-2-2 : 2 =4 inv; 2nt=GF Relay; 1nt / =inv; 3 / = Inv, 8-11, 6+ / ; 3 / = (54)m3 / (see10); 1nt-2 = TRS or invite; 1nt-2nt=TRS or 5-5, FG; Lebensohl vs 2lev O/C (see 1) 1nt-3 / = FG, (54) 3 / 1other M 1nt-(DBL): natural; Pass=neutral; 2 X HCP 6+ or 5+ -4M 2 =ART, F1; Jump shift=6+ invite 2-2 : 2 / = 4 / ; 2nt/3 =max/min with 6 2nt=ART; 1) bad raise; 2) FG, 6+ ; 3) 55 inv+ 2-3 / / = 10-12, 6+ / / ; 2-3 =10-12, inv; 2-2nt-3-3 =FG, 5+ ; 2-2nt-3 /3 =inv/gf 55 2 X (5)+ Major 2 =P/C; 2nt =Art GF (see4); 3 =Art FG (see4) 3 / =P/C; 4 =P/C; 4 =have own M; 2 / X 5 3 Vuln: 6-10HCP (55)+ with m 2 =nat, NF; 3m=nat, NF; 4m=P/C; 5m=nat NV: 3-7HCP 5+M-4+m 2nt=Asking, F1(see11) 3M=PRE; 2nt X minors 3 =GF, asking about distribution; 3 =GF, asking about AKQ & ; 4 / =PRE 3 / 6 Vuln 1-2 pos= Classic NV 1-2 pos= Destr 3 pos= Random 3M 6(5) Vuln 1-2 pos= Classic NV 1-2 pos= Destr 3 pos= Random 4 / X 0 PREEMPTIVE HIGH LEVEL BIDDING CUE= 1st or 2nd round; RKCB= 1430, then asking for K: 0 or 3, lowest or 2 others, middle or 2 others, high or 2 others; 3nt X 1-2:Solid minor, no side stopp 4 =P/C; 4 =Asking for side singl 5nt=GSF; 6 KCB; Exclusive Blackwood. 3-4:Solid minor and A or K

3 SUPPLEMENTARY SHEET G. Rybnikov D. Nikolayenko (UKRAINE) Table of contents [1] Lebensohl situations (page 2) [2] Game Try after 1M-2M (page 2) [3] Bidding after opening 1M in 3rd/4th position (page 2) [4] 2-Way Relay after Multy 2 (page 2) [5] Bidding after 1-1NT (any FG) (page 2) [6] Responses to 1M opening (page 3) [7] 1-3 (page 3) [8] 1-3 (page 3) [9] 1-2 (page 3) [10] Responses to NT opening (2 +) (page 3) [11] Bidding after 2M (page 4) [12] Bidding after 1 opening and opponents overcalls (page 4) [13] Bidding after 1 opening and opponents overcalls (page 4) [14] Bidding after 1M opening in 1 st /2 nd position and opponent overcalls (page 4) [15] Escape from DBL after our opening 1NT (page 5) [16] Competitive bidding after opponents opening 1minor (page 5) [17] Competitive bidding after 1 =Polish/Precision (page 5) [18] Bidding after our overcall 1M (page 6) [19] Special agreements (page 6) 1

4 Note 1: Lebensohl: We play it in following positions: 1nt-(2x(nat)); (2x)-DBL-(Pass); (2x)-Pass-(Pass)-DBL-(Pass) 2nt= sign-off in any suit or GF with 4M, asking to bid 3 after 3 : 3x=sign-off or inv (if higher then opponents suit), cue=gf without stopper, 3nt=GF with stopper 3m= nat, shows values 3M= nat GF exept (2 )-DBL-(Pass)-3 = inv Cue= GF without stopper and 4M 3nt= GF with stopper without 4M Note 2: Game Try after 1M-2M: After 1M-2M bidding we play 3x = asking for support, 2nt after 1-2 = asking for supp. Note 3: After opening 1M in 3rd/4th position: We play Drury: 1 / - (Double/pass)- 2 = Drury 2 = =11-13 (5+ ); if op. 1, 2 =5+ & 4 (12-15) 2 = (if op. 1 )=14-15, 5+ & 4 ; ( if op. 1 ) = 11-13, 5+ 2NT= 14-15, / = 14-15, 5+ & 4+ / 3 = (if op. 1 ) , 6+ ; (if op.1 )=55 &, = 14-15, 6+ Note 4: 2-Way Relay after Multy 2 : 2NT = Inv+, 3 = min with 3 =invitational with 3 = min with 3 =invitational with 3 = max with 3 = max with 3NT= max or, solid suit 3 = GF, 3 = 3 = Note 5: 1-1NT (any FG, 13+) , (5-4) & , , 5+ & , 5+ & 4 2NT , 444(1) any , 6-5 & , 7+ a) 3M, 5+, natural; b)4 - RKCB , 4450( ) , 40( )54 3NT 11-15, 0( )454 2

5 Note 6: 1 / -? 1-6+, 4+, F1 1NT - forcing (1. 4-7, 3 ; , 2 ; 3. Sign off / ; & 3 ; NT invite; , bal) 2 - FORCING GAME, 13+, any , 5+, NO FORCING , fit 3(4) , 4+ 2NT , 4+ 3 / , 6+ / 3 - PRE 3 /4 /4 - Splinter, 4+, 12+(4-5 controls) 3NT , 4 / 333, , <13 points Note 7: 1-3 = 8-12HCP, 4441 or = relay 3 = short 3 = short Note 8: 1-3 = 8-12HCP, 4441 or = relay 3 = short 3NT = short Note 9: 1-2 (8-11, 5+/5+ / ) 2 =relay 2nt =short 3 =short 3 =(65) / & 1 /1 3 / = void / Note 10: 1nt 2 = TRS or invite 2nt= TRS or FG 5-5 & 3 / = INV, 6 / 3 = (54)+,3 3 = (54)+,3 3

6 Note 11: 2 / - 2nt (relay, 0+HCP) 3 / - 3 / = INV, sup / 3 (after 3 ) = relay 3OM = GF, 6+ 4 / = slam try / 4Om = slam try / 2 / - 2 (after 2 ) = NF 3 / = nat, NF 3 / = PRE Note 12: 1 -(dbl)-pass = 5-7 HCP or penalty RDBL=0-4 HCP 1 / / = 5+, 8 HCP 1 -(1 / / )-dbl = 0-4 HCP; pass=5-7hcp or penalty 1 -(2 / / )-dbl = 5-7 HCP; pass = 0-4 HCP or penalty 1 -(1nt)- pass = 0-4 HCP; Dbl = 5+ HCP 1 -(2 )-dbl = 8+ HCP 1 -(2nt +)-dbl = 8+ HCP Note 13: 1 -(1 )- dbl = no 4 cards in 1 = 4+, F Note 14: After opening 1 / in 1 st or 2nd positions: 1 / - (dbl) -? RDBL= 10+, 1 =4+, F1 1NT= TRS 2 = TRS 2 = 8-10, 3+ 2 = 4-7, 3+ 2NT= 10-12, 4, INV 3 / /( after 1 opening) = 9-11, 6+ / /, INV, no 3 cards in /( after 1 opening) 3 / =PRE 4

7 Note 15: Escape from DOUBLE after our opening 1NT: 1NT - Dbl -? 2 - natural or 2suits without 2 / / - natural Rdbl - strong Pass - neutral 1NT - Dbl dbl Pass - pass -? - rdbl - 3 suited hand without major suit NT - Dbl - pass - pass? Rdbl - 2 suited hand with ; 2 - natural OR 2 suited hand without 2 / / - natural Note 16: (1 / ) DBL (1nt) -? 2 = = 5+ / 2 = other minor 2 = other minor (1 / ) pass (1nt) -? DBL = 4 / + 5+ other minor 2 = = 5+ / 2 = other minor 2 = other minor Note 17: vs1 = Polish we play: Dbl = s or 16+HCP 1 / / = 8-15, natural 1nt = = 10-15,5+ 2 = 5-11,6+ / 2 / = 5-11, 5+ / & 4+other minor 2nt = 8-11, vs 1 = strong, 16+ we play: Dbl = s 1 / / = 8-15, natural 1nt = or 2 = or 2 = or 2 / = 5-11, 6+ / 2nt = 8-15,

8 Note 18: Competitive bidding after our overcall 1M If we can bid 2 it will always be Drury: (1x) 1 / - (any bid) 2 = is always Drury, not natural, with answers: - 2 = M= nt= / =14-15, 5+M & 4+ / - 3 =14-15, 5+ and 5+ (if overcalled 1 ) - 3 =14-15, 6+ (if overcalled 1 ) - 3 =14-14, 6+ (if overcalled 1 ) Note 19: Special agreements 1)After relays bidding 4 = is always game-stopper if the shape description is completed (exclusions: a) if a 6-card suit with no shortness is showed we consider it as a full showed shape; b) we answered 4 showing maximum) 2) Void responses on Key Card relay: if we answered 5 th step it shows 2 key cards with trump queen + void Doubles over 3NT I) When our suit is unshowed 1) If opponents showed natural or semi natural suit (suits), double asks to lead dummy s suit (any) 2) If the bidding is 1NT-3NT style, we guess the lead in view of the fact if partner could participate in auction II) When one our suit is showed 1) Double from the suit owner Lightener s double (don t lead my suit) 2) Double from the suit owner s partner а) if the suit was supported business double (lead our suit) б) if the suit couldn t be supported don t lead your suit (we guess the lead in view of the fact if partner could show his suit and suppose that we should lead our suit if the contract is undoubled) в) if partner could support our suit but didn t don t lead your showed suit III) When two suits are showed by one 1) After forced choice lead the other suit 2) No forced choice lead your second (or unknown) suit 3) After 2 (majors) or 2NT (minors) lead the higher suit ( or ) IV) When suits are showed by both lead the first from showed suits 6

DEFENSIVE AND COMPETITIVE BIDDING

DEFENSIVE AND COMPETITIVE BIDDING LEADS AND SIGNALS OVERCALLS (Style; Responses; 1/2 level; Reopening) OPENING LEADS STYLE WBF CONVENTION CARD Style: (8)10-15(16) HCP 5+, may occur good 4 on 1 st level