DEFENSIVE AND COMPETITIVE BIDDING LEAD AND SIGNALS WBF TEAM CONVENTION CARD 15 June 2016 OVERCALLS OPENING LEADS: SUIT: A for att, K for count, 4th, 2nd from poor European Bridge Championships Budapest 2016 nd General: occasional 4 cards at 1 level, dble of 1. may be flat 12 NT: K&10 strong, 4th, 2 from poor suit Responses: 2 or 3 of theirs=unassuming cue; 4-jump-cue=splinter PARTNERS: 3rd/5th, (top of 4 if supported) JULIAN POTTAGE & TONY RATCLIFF Reopening: 1NT=10-14 over /, 11-14 over ./, no weak jumps (Wales) Also K from AK if switching to singleton Response of 2NT to 1M overcall has 4-card support and INV+ LATER LEADS: 3rd/5th through declarer. TAKE OUT DOUBLE OPENING LEADS (VS. NOTRUMPS IN BOLD) general approach and style: General style: normal; Responses: Cue forcing to agreement Underline leads against suit contracts if different BENJAMIN ACOL (4-card majors, weak NT) Re-opening position: May be a bit weaker. JUMP OVERCALL and DIRECT CUEBID AK KQ QJ JT Tx xx strong opening calls: General style: Extended Michaels cues (weak or strong) AKx KQx QJx JTx T9 xxx AKJx KQxx QJT9 JT98 T9x xxxx Jump overcalls: 6+ cards; weak; vul = weak , but sounder. 2.8 playing tricks any suit or 20-21 Balanced AKJTx KQJx KQTx KJT9 98x xxxxx Over nat or short 1.: 2. = /, 2NT = reds, 3. = /; 4.=strong or Over nat or short 1: 2 = /; 2NT = ./; 3= ./; 4=strong or AQJx KJ10x KQT9x KT98 Txx xxxxxx 2Game Force Over 1: 2 = /minor (then 2NT=game try & 3. for minor); 2NT = ./ AJxx Kxx Qxx Jxx Txxx Over 1: 2 = /minor (then 2NT=game try & 3. for minor); 2NT = ./ KJxxx Kxxx Qxxx Jxxx Txxxx Over 1/: jump cue of 3/ asks for stopper for 3NT Kxxxxx Kxxxx Qxxxx Jxxxx 2NT = 22 - 23 Balanced 1 NT OVERCALL SIGNALS WHEN FOLLOWING SUIT OR DISCARDING pre-emptive openings 15-17 in sandwich: responses as for opening 1NT 1 = odd, 2 = even, D = discourage, E = encourage, S = suit preference SUIT HIGH LOW 10-14 in protective over major: " " Weak 2/, all openings at 3 level or higher partners lead E/2 D/1 Ace att, Kcount, dummy wins K/A :att 11-14 in protective over minor: " " declarers lead 2 1 nat count / possible McKenney If you have bid two suits: the other two (higher ranking better) st If doubled, as opening 1NT (modified halmic) discarding E/2 D/1 (1 NAT att, later nat current count) VS. NT NT partners lead As suit ( but if dummy wins give count then use smith ) 2. = Majors , then 2 asks for longer major(bid 2H equal) declarers lead As suit above , but reverse smith at T2 unless count needed 2NT= Both m (as over 1M), or Major+minor strong (F to 4m) discarding As suit VS. PREEMPTS OTHER SIGNALS NT opening bids: Dble = take-out (of 4 usually has 4) First trump may have suit preference message(or reverse count) 1NT: Non-vul: 12-14 (11 poss) ; vul: 12-14 not a bad 12 VS. STRONG, ART 1.: SPECIAL FORCING PASS SEQUENCES “CRO” Dbl=; 1=; 1//NT = 2-suits colour/rank/odd Not if we have only bid 1 suit eg 1H,P,4H, else after we bid game: 2NT = 22/23 After Dbl and pass: next bid is USB 10+. Weak jump overcalls FP always at 5 level, & also 4 level if we are red. 3NT = Gambling 7card minor; 4NT=Specific ace ask. If we dbl your 1NT opener: first double by us at 2 level is neg & pass is F1if short OVER OPPONENTS TAKEOUT DBL: IMPORTANT NOTES THAT DON'T FIT IN ELSEWHERE special, artificial and competitive doubles: Redbl = 9+ ; seeking penalty(good suits) as usually ignore Dbl Bourke Relay: If opener repeats suit at 2 level, resp lowest new suit is ART, FG Neg dbles to 4, responsive dbles to 4, competitive dbles under the 2NT= raise to at least 3 of partners; Jump-shifts are raises with “Transfer” into opponent’s suit: is NOT a transfer but NAT, INV, Nonforcing bidder, game try doubles and no room, Lightner doubles of slams; If opponents open 1N & response is ART, our dble is either strong OR 5 card suit and 4 card support, F1. INVERTED MINORS: 1m-2m-2NT (nat, fg)-3. = range enquiry that suit (ie 2 way). (1) 1.-1 (1) Dble = Xtra values; (2)V. short 1m-2m-4m = Roman Keycard Blackwood Single raise weak , Jump Raise: raise to 2.1/2 1.and transfer response :then x=weak NT, tfr suit :t.o. , INT=15-18 bid art min.nr Neg MODIFICATIONS ? cards dbl DESCRIPTION RESPONSES DEVELOPMENT OF LATER AUCTION in competition and with passed partner to p 1. 4 (3 4♥ Standard ACOL 1N= 7-9; 2N=16+ & 3+.s; 3N=12/15 & 3+.s After 1.-1any: 3 level shifts are splinter After 1 overcall: x = 4, 1 = 5, 1 = 4+ rare) Range 10-20 pts 2. = 9+ F1; 3. = 6-8; 3// = splinter After 1.-2NT: 3. is BARON(bid suits up line) After 1 overcall: x = 4, 1 = 5, 4/ = Nat After 1.-2.: 3. is nf, 2x=stopper, 2N FTG Fit Jumps 5/4 F1. (generally rule of 19) After 1N rebid 2♣ chkbk, 3m= 4 card mild slam 4th suit 1 : 10+ enquiry After overcalls: 1NT, 2NT, 3NT natural And same after 1♦-1M-1NT After x: 2NT = 4+.s10+, F1, ready for 3NT 1 4 4♥ " " 1N=6-9; 2N =16+ & 3+s; 3N=12/15 & 3+ 1-1N-2. is F1 & 1-1N-3. is 5/5 pre-empt As for 1.. Fit-jumps (F1 at 3 level, 4+s) 2= 9+ F1; 3 = 6-8; 3//4. = splinter After 1-2NT: 3. is BARON 1 4 4♥ 2NT = game with 4+ or 16+ with 3 After 1-2N: 3.=ask; 3N=.s(5,4) ; 4any=void Jump shifts at 2 and 3 level are nat 5, F1, " " 3 = raise to 4+, any void;3NT = raise with (& 4 is Exclusion KCB); if s agreed, 3N = with 4+ sing ; 4./ = sing ;4/5./5 Exclusion KCB serious slam try. 1-3-3NT asks for void & cue is raise to at least 3; 3 is pre-empt 1 4 2NT = game with 4+, or 16+ with 3 After 1-2N: 3.=ask; 3N=.s(5,4), 4any=void; As for 1 " " 3NT = raise, any void; 4.// = singleton if s agreed 3NT = serious slam try. 5./5/5 Exclusion KCB 1-3NT-4. asks for void; 1-1N-3.= ask 1N bal 3 12-14 ( good 11 poss) 2.=Stay; 2/= trans; After 1N-2.-2: 2= /weak, 2 inv 5/4; You dble 1N: reX=1 suit, 2.//= 2suits 2=range?;2N=minor(s); 3 bids short; 4.= Gerb After 1N-2N-3.: 3/ = sing, both minors After overcall: 2NT or higher = Lebensohl 2. y 0 20-21 bal or 8/9 tricks one suit 2=relay, 2/ etc 5+ +ve, 2NT= 9+bal, no ace After 2.-2-2NT: then as after 2NT opener Maybe game if longer suit 3///NT(=.) 6 cards with 2 of top 3 honours After 2.-2-2/: next bid= neg; jumps as 1/ 2 y 0 Game 2=relay, 2 etc 5+ +ve , 2NT= 7+ bal, no ace After 2-2-2: 3.=neg; after 2-2-2N as 2N 3///NT(=.) 6 cards with 2 of top 3 honours 2-2-3.: 3= neg or waiting with 4M ; 3M=5 2 6 (5) 4-10 (Normally 5-9) pts 2/3m = NAT, INV, NF; 2NT = ENQ; After 2-2NT: 3♣/♦=lower range, suit poor/good; After you dble: new suit rescue sign-off (4th seat 8-12) 3=pre-empt; 3/4m=NAT,FG; 4/5./5 3♥/♠=upper,suit poor/good; then new suit =cue ReX= strong if x = t.o. or 2 suit SOS if EKCB pen 2 6 (5) AS 2 ABOVE 2N=ENQ; 3♥/m NAT, INV, NF ; 4♥ NAT After 2-2NT: as 2♥-2NT; then new suit is cue As for 2; 2 Dble 4 is NAT 2N bal 22/23 3.=Stay for 5M; 3/=trans; 3 =both m; After 2N-3.: 3N=3&<4; 3=4M or <3, then If 3. Stayman is dbled: opener bid 5C suits 4 any: nat, slam try; 5N=F1 Grand try 3=<4, 3=4&<4, 3N=4&4/5 no slam. resp bids lowest suit he has not got at 3 level 3. 6/7 Pre-empt 3any nat, F1; ; 4M NAT, 5/5M EKCB SLAM METHODS: 4NT: RKCB: 5. = 0 or 3; 5 = 1 or 4; 5 = 2 or 5, not Q; 5 = 2 or 5, + Q; 3 6/7 Pre-empt 3M nat F1; 4.M NAT; 5./5M EKCB 5NT= 1 key + useful void (uv); 6. = 2 keys + (uv); 6 = 3 keys + (uv) 3 6/7 Pre-empt 3 nat F1, 4./ = cue, 4 NAT; 5.// After 5. or 5 response: relay asks for trump Q then return to trumps denies it (5NT if cheaper). EKCB 3 6/7 Pre-empt 4 nat, 4./ = cue, 5.// EKCB 4NT is nat, inv, non-f if preceded by a natural NT bid , then continuation responds to Blackwood 3N y 7m solid minor, little outside 4 = enq for sing (then 5m=sing in other m) 5NT continuation from 4NT is for specific kings then resp shows either king or other 2,asker seeks 4. 8 (7) pre-empt 4 = enq for sing, 4/ = Nat, 4NT = RKCB 5NT, no 4NT: GSF (return to trump suit is worst) 6c=1 of top 3, where room 6d= Axxxx or Kxxxx; in competition 5NT = pick a slam ( 5NT also pick a slam where final trump suit is in doubt) 4 8 (7) pre-empt 4/ Nat, 4NT= RKCB, 5.