VS.3 / : CUE=MAJORS, 4om=om+ VS.2 (if MM): DBL= Opening Values 2 =4 5, 2 =5 4

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1 DEFENSIVE AND COMPETITIVE BIDDING LEADS AND SIGNALS OVERCALLS (Style; Responses; 1/2level; Reopening) OPENING LEADS STYLE WBF Convention Card General Style:Level 1:6+HCP 4+cards, Lead in Partner's Suit Category NAT / GREEN Level 2: 10+HCP 5+cards Suit 3rd / 5th 3rd Country TURKEY Resp:CUE=F1,JumpCUE=4cards SUPP 7-11, 2NT=4cards SUPP 10-11NT 2nd / 4th 3rd Event Open NewSuit=8-11HCP JumpNewSuit=SOL INV, JumpRaise=PRE Subseq ATT ATT Yusuf Kahyaoğlu Players R/O : 8+HCP, CUE=F1, 2NT=18-19 BAL Other Orhan Ekinci 1NT OVERCALL(2nd/4th Live; Responses; Reopening) SYSTEM SUMMARY 2nd: HCP Response: Same As Opening LEADS Lead Vs.Suit Vs. NT GENERAL APPROACH AND STYLE 5 CARDS MAJORS 4th: HCP Ace AKx,Ax,AKJx,AKxx AK,AKx,AKJx Response: 2 =ASK Range, Others same as opening King KQ,KQxx,KQTx,Kx,AK AKJT,AKJxx,KQJxx SEMI-FORCING NT OVER 1M OPENINGS JUMP OVERCALLS (Style;Responses;Unusual NT) Queen QJT,QJx,Qx KQ,KQx,KQTx,KQJx,QJ 1NT Openings:(14)15-17 HCP 1-Suit: WJO Jack JTx,JT,Jx AQJx,JT9,JT,Jx 2 OVER 1 Responses : GF unless repeat own suit 2-Unusual NT: 10 KJT9,AJT9,Tx,T98 AJTx,KJTxx, T98 SPECIAL BIDS THAT MAY REQUIRE DEFENCE (1x)-2NT=Lowest 2 Unbid Suits 9 9x,987 AT9,KT9,QT9,9x,987 OPENINGS: Reopening:2NT=18-19 HCP Hi-x COUNT, Xx COUNT 3NT : SOL m, NO O/S ACE or KING DIRECT and JUMP CUE BIDS Lo-x COUNT COUNT WEAK 2 /2 /2 ; (Style;Responses;Reopening) MICHEALS CUE (1 / )-2 / ; 55 Majors,(1M)-2M;5OM SIGNALS IN ORDER OF PRIORITY and any minor (55)+ Response:CUE=F1, 2NT=ASK LIMIT VS. NT(vs. Strong/Weak; Reopening; PH) Suit:1st Partner's Lead HI=ENCRG Declarer's Lead HI=EVEN Discarding Hİ=ENCRG RESPONSES: 1-2 =İnv. With opening minor VS STR:DBL=Penalty 2 =MM, 2 = or, 2 = +m 2nd HI=EVEN HI=S/P 1-3 = İnv. With opening minor 2 = +m, 2NT=m+m, / =NAT CONS 3rd HI=S/P DRURY R/O: 2 ;Majors,other Naturel NT: 1st SAME SAME BERGEN FOUR-CARD RAISES OF 1M VS WK:DBL=13+, 2 /2 / /2 =Naturel 2nd HI=ENCRG or S/P SERIOUS S/T R/O: same 3rd VS.PREEMPTS (Doubles; Cue-bids; Jumps; NT bids) Signals (including Trumps): VS.MULTI, DBL=T/O, 2NT=15-18HCP, may be preference signal. 4 = +M, 4 = +M, 4 / =To PLAY, VS.3 / : CUE=MAJORS, 4om=om+ VS.2 (if MM): DBL= Opening Values 2 =4 5, 2 =5 4 =2155, =1255 VS. ARTIFICIAL STRONG OPENINGS VS.1, 1 / / =NAT, DBL=Majors 1NT=Minors OVER OPPONENT'S TAKE OUT DOUBLE in 3rd-4th seat, transfer after opps. T/O double DOUBLES TAKEOUT DOUBLES(Style;Responses;Reopening) Style: MIGHT BE LIGHT Response: CUE:F1 R/O: 8+HCP with SHORTNESS SPECIAL,ARTIFICIAL AND COMP DOUBLES/REDOUBLES NEG DBL THRU 4 RESP DBL THRU 4 MAX, COMP DBL COMP: TRF After 1M-(DBL) MULTILANDY After 1m-(1NT) ESCAPING FROM 1 NT DOUBLED Rdbl any minor others sistem on LEBENSOHL SPECIAL FORCING PASS SEQUENCES 2 - (any bid) - PASS = 5 + HCP, DBL = 0-4 HCP IMPORTANT NOTES THAT DON'T FIT ELSEWHER VS.FLANNERY 2 :2 =T/O,DBL=BAL,2 3 / =NAT,=m+m VS.SHORT1 / = check supp. Psychics: Rare

2 Open ing 1 1 1NT 2 ART 4 2 ART Min. Card Neg DBL HCP HCP (14)15-17 HCP BAL 22+HCPBA L 17+UNBAL Naturel Weak Subsequent Auciton Competitive and Passed Hand Bidding 1-2 /2 = Naturel 9-11 hcp inv. 1 / -1 / -2NT- 3 ; 3lü M sorusu Inverted Minor, 1m-3m-3NT:18-19, NewSuit:F1 1 / -(DBL)-2NT=INV+ 3m:MAX 7 HCP UNBAL,2NT:10-12 HCP NT-2 =INV or more 1 / -(DBL)-2x naturel preemptive two way checkback 1-2 invitation from 1-2 /2 = Naturel 9-11 hcp inv. 1-3 : 9-11HCP INV from 1 2 /1 invitation 2M: 7-10 HCP 3 cards SUPP, 3/4M:PRE 1M-2NT-3 :S/S,3 :S/S, 3M:6 card M, 3OM:S/S, 3NT:MaxBAL, DRURY 4 /4 /4 :S/S12-14 hcp 3NT:Tp 4 / / : Naturel14+HCP, 4M;Min signoff 1M-(DBL)-transfer sistem 1-2 :(R ) or NAT, 1M-3 /3-3NT;serius 1NT= 4-11 HCP, 2NT=4+SUPP GF 1M-1NT-2NT; GF 6M veya 5-4 any suit 1M-(DBL)-2NT=4+ support inv. 3 ;7-9 4 card unbalance inv 1M-1NT-2NT-3 ;Asking 3 / / ; Naturel 3 ; card support balanced 1M-(DBL)-transfer sistem hcp S/S, STAY, TRF,2 =puppet 3 toplay 1NT =(4-4)+Majors signoff,3 / ;Naturel GF Same from pass hand,3 ;T.P.veya 5-4 minors GF,2NT=Davet 1NT-2-2 -Any singl,4 Asking keycard,4 Balancedi slam inv 1NT-(2x)-2NT/3 / / all transfer Description Responses 3 / =Naturel inv.4 =Majors to play 1NT-2-2 -/4 / =SPL,4 =BAL S/T / = S/S in / and 5-5 minors 1NT-2-2 -Any singl,4 Asking keycard,4 Balanced slam inv 4 / =TRF, 4 =Minors T.P. 1NT / / =SPL,4 =BAL S/T 2 = 4+hcp, 2 =0-4 HCP second neg 2-2 -/ =renge baze el 2 -(any)-pass = 5 + HCP 2 /2NT= 's/ 's 8+hcp NT-3 ;Baron DBL = 0-4 HCP 3 / =Naturel 8+hcp 2 / /3 =F1 M 2NT=Relay 3 =Yükseltme 2-2NT-3 / / ;feature,3 ;Minimum 2-2x-3x;support 2NT=Relay 2-2NT-3 /3 =feature max,=min,=featurer max 2 2 /3 / =F NT=0,1 card in max, =0,1card min, =3 cards supp no S/S;, 4 / =S/S 2 2NT=Relay Same as 2 opening 3 / =TRF, 4 =Majors,4 / =TRF 4 =Minors2NT-3-3 ;4+, =4+card,=4+card, 3NT;4+card 2NT HCP 3 =Baron, =(5-4)+Minors BAL 3 6 PRE 4 =SUPP S/T, 3 / / =NAT F1 3 -/ -/NT= 0-1 card in /, 4 =2 cards in /, 4om/oM=S/S 3 4 =SUPP S/T, 3 / =NAT F1 3 -/ -/NT= 0-1 card in /, 4 =2 cards in /, 4om/oM=S/S / 6 PRE 4 =SUPP S/T 3NT 7 SOL m 4 /5 =P/C, 4 / =To Play, 3NT-4-4/ / =S/S 4 =ASKS/S 3NT-4-5m=om S/S, 4NT=no S/S 4 any NAT New Suit Asks For Control 1st step=no control, 2nd step=2nd round control, 3rd step=1st round control HIGH LEVEL BIDDING RKCB , VOIDWOOD, DIPO, RIPO, DEPO,REPO,SPL,CONTROL ASKİNG, SERIOUS S/T with Suits, ADVANCE CUE

3 YUSUF KAHYAOĞLU-ORHAN EKİNCİ SUPLAMENTER 1 Açılış ve Gelişmeler 1 1 natural 4+ 1NT F1R upto 12 HCP, may have 4cards GF relay natural 5+cards GF constructive 6+ inv 2NT 4+ GF HCP / Bergen pre-emptive splinter 12-15HCP 3NT HCP 4 / splinter 13-15HCP 4 gambling 4 natural 4NT asking for aces 5 / to play NT bal 11-14HCP natural 11+HCP; natural 11-15HCP HCP 4cards 11-13HCP 2NT dengeli / 5 /5m 17+HCP natural inv 4cards 15-16HCP 3NT natural bal 18-19HCP 4 / splinter HCP 4 to play HCP th Suit forcing 2/3cards upto 7HCP 5+ upto 9 HCP fiti inv 3lü GF 6+ inv 1

4 1 1 2NT asking 3 card natural GF NT serius 4m/ kısalık NT 2NT herhangi el GF 5 /5 GF 5 /5 GF invitation 3NT 18-19HCP bal 1 Opening and Developements 1 1NT F1R random: natural GF; artificial GF / natural GF constructive raise 2NT 4cards inv / Bergen natural 6+cards inv preemptive 3NT hcp to play 4m/ splinter 12+HCP 4 gambling NT random: natural 3+cards 11+ hcp natural 3+cards 11+hcp natural 4+cards 11-15HCP natural 6+cards 2NT 5 4+herhangibir renk GF veya 6 GF 5 /5 GF 5 /5 GF 5 /5 GF invitation 2

5 3NT bal 18-19HCP 1NT Opening and Developements 1NT 14½-17 onör puan dengeli veya yarı-dengeli 5li majör veya 6lı minörü olabilen eller NT - 2 stayman 2 / transfer 2 transfer to 3 2NT İnvitation 3 Naturel inv 3 Naturel inv 55 minor single 55 minor single 4 Both major TP 4 Transfer to 4 Transfer to 4 Both minors TP 1NT /4 PoC 2 5 card invitation 2NT inv 3 / natural GF 5 /4 GF 4 /5 GF 1NT NT invitation 3 / 5 /4+m GF inv splinter 3NT PoC 4 / splinter 4 to play 1NT very similar to 1NT-2-2 1NT pas to play 3 to play 54minor single 54minor single 3NT to play 3

6 1NT - 2 2NT 2 top honor 3 card support 4 card support max 3x 4 card support feature in x suit 1NT 5NT choise slam Also same scale after stayman or jacoby transfer. TWO WAY CHACKBACK 1MİNÖR 1 1NT 2 İnvitation 2 GF GF GF minör 1 1NT 2 2 min 3-card 2 4card 2 3card 2NT 3- card max el 2NT Opening and Developements 2NT 19½-21HCP balanced 2NT Baron / transfer minörs 3NT oynamaya 4 Both major TP 4 / texas transfer 4 Both minors TP 4NT quantitative NT 4+ card 4+ card 4+ card 3NT 4+ card NT 4

7 3x 4+ card suit

Lead 4th, 2nd from bad suits. in Partner's Suit. Vs. NT

Lead 4th, 2nd from bad suits. in Partner's Suit. Vs. NT DEFENSIVE AND COMETITIVE BIDDING OVERCALLS(Style; Responses; 1/2level; Reopening) LEADS AND SIGNALS OPENING LEADS STYLE WBF Convention Card Usually 5 cards: 1 level may be light, up to 18 HCP, 54Ms OK.