DEFENSIVE AND COMPETITIVE BIDDING LEADS AND SIGNALS
OVERCALLS (Style; Responses; 1/2 Level; Reopening) OPENING LEADS STYLE
Generally sound; can be lead-directing with good suit Lead In Partner's Suit WBF Convention Card 2.19
CUE RESP promises support, F1; New Suit CONST, NF Suit 4th 4th
Jump RAISE=PRE; Jump CUE=Limit Raise or better NT 4th 4th Category: NATURAL - GREEN
Jump in New Suit=F Subseq ATT ATT Country: AMERICAN CONTRACT BRIDGE LEAGUE (USA)
Jump to 4-level = splinter; Jump to 3S/1H O/C = splinter Other: Event:
Players: Sharon Osberg/Amalya Kearse/Rose Meltzer
1NT OVERCALL (2ND/4TH Live; Responses; Reopening) LEADS SYSTEM SUMMARY
2nd POS: 15-18; STAYMAN; TRF; SMOLEN; 2S=minor suit STAY; Lead Vs. Suit Vs. NT GENERAL APPROACH AND STYLE
3m=INV Ace AK; Axx(+) AKJx(+); AKx(+) Natural; 5-card M; 1NT Resp FG/unpassed hand/1M; PRE: Classic
4th POS: 10-14 HCP; RESP same as above King KQ; AKx(+); AKJ10; KQ109 KQ109; AKJ10(+); KQx(+) NAT weak 2M;2D; Bergen raises/1M by UPH; Splinters/1M;
Queen QJ; QJx(+) QJ; QJx(+); AQJx(+) PH Jump Shifts = FIT + Suit
Jack J10; J10x; KJ10x J10; J10x(+); KJ10(+) Inverted Raises/1m; no direct splinters/1M
JUMP OVERCALLS (Style; Responses; Unusual NT) 10 109; 109x; H109x; 10x 109; 109x(+); H109(+) All Jumps/PH with or without competition = FIT + SUIT
1-Suit: WEAK; New Suit = F1; 2NT RESP asks Feature 9 9x; 98x (+) 98x(+) In Competition, all jump raises = PRE
2-Suit: 2NT=lower 2 unbid suits; 2-10 HCP or 16+ HCP Hi-x Sx Sx; Sxx; xxS Note#34432
Lo-x HxS; HxxS(+); xxxS(+) HxS; HxxS(+); xxxS(+) 1NT Openings: 15-17 HCP
Reopen: 2NT = 19+-21 HCP; DBL followed by 2NT = 17-19 HCP SIGNALS IN ORDER OF PRIORITY 2 OVER 1 Responses: Game Force/UPH
DIRECT and JUMP CUE BIDS (Style; Responses; Reopen) Partners Lead Declarer's Lead Discarding Note#20
MICHAELS: 2-10 HCP or 16+ HCP; (1M)-2M-(P)-2NT asks m Suit:1st Hi/Lo=E SPECIAL BIDS THAT MAY REQUIRE DEFENCE
(1m) - 3m = NAT 2nd Hi=ENCRG GAMBLING 3NT (SOL minor, no outside A or K)
(1M) - 3M = asks STOPPER 3rd S/P Same Same LEBENSOHL - SLOW shows after 2-level O/C of 1NT
NT: 1st Hi/lo=E Same Same VS. m MICHAELS: unbid suit = NF; M = STOP; DBL starts F auction
VS. NT (vs. Strong / Weak; Reopening; PH) 2nd Hi=ENCRG VS. M MICHAELS: CUE = Limit + raise; DBL starts F auction
LANDY: 2C = H+S, then 2d = NF; 3C = NF 3rd S/P BERGEN 4-card raises/1M
Signals (including Trumps): Trumps: S/P
DOUBLES
TAKEOUT DOUBLES (Style; Responses; Reopening)
VS. PREEMPTS ( Doubles; Cue-bids; Jumps; NT bids) CUE=1 round F
T/O DBL THRU 4S New Suit F at 1 Level
May be light with classic shape SPECIAL FORCING PASS SEQUENCES
REOPEN: same as above
VS. ARTIFICIAL STRONG OPENINGS Note#20
VS Strong 1C: DBL=Majors; NT=Minors SPECIAL, ARTIFICIAL AND COMPETITIVE DOUBLES/REDOUBLES
NEG DBL THRU 4S IMPORTANT NOTES THAT DON'T FIT ELSEWHERE
RESP DBL after T/O DBL and O/C THRU 3S 4th suit FG/UPH; after reverse, cheapest of 4th suit or 2NT= NEG
MAX DBL THRU 3H After 1NT rebid by opener/UPH 2C=ART INV; 2D=ART FG)
OVER OPPONENTS' TAKE OUT DOUBLE After 1NT rebid by opener/PH 2C=ART INV
New Suit F at 1 Level; WEAK JUMP SHIFTS/UPH, FIT+SUIT/PH Psychics:
2NT = Limit Raise or better
Jump to 4-level=Splinter; Jump to 3S/1H = splinter DEFENSIVE AND COMPETITIVE BIDDING
OPENING BID DESCRIPTIONS
Opening Artificial Min. Neg Dble thru
Description Responses Subsequent Auction Passed Hand Bidding
1C 3 4S 11-21 HCP 1NT=8-10; 2NT=FG, 13-15; INVERTED RAISE: 4thSuit=FG; after INVERTED RAISE, 2NT=F1; Jump Shift = FIT + SUIT
1C 3C=PRE; 2C=F1, no 4-card M; After 1NT rebid, UPH 2C=INV, 2D=GF (applies After 1NT rebid, 2C=INV Note#18491664
1C over 1C 1D as well)
1C Strong Jump Shifts/UPH Note#20
1D 3 4S 11-21 HCP 1NT=6-10; others as over 1C same as fpr 1C same as for 1C
1H 5 4S 11-21 HCP 3C=7-9, 4+ trump; 3D=Limit Raise; 3H=PRE Jump Shift = FIT + SUIT
1H 4-3,4POS 2NT=Jacoby 12+, 4+ trump After Jacoby, 3C,3D,3OM = Splinter; Note#16777216
1H 2H=3 trump, 6-9HCP 4 new suit = AJxxx, KJxxx or better Note#1397706804
1H 2S = strong jump shift 2-way New Minor Forcing/UPH after 1NT rebid After 1H, 1S, 1NT: 2C=INV Note#1970435104
1H 1NT = F After 1NT response, 2m may be 2-cd suit Note#18491664
1S 5 4S same as for 1H same as for 1H same as for 1H same as for 1H
1NT 15 -18 HCP STAY; Jacoby TRF; 2S=Minor Suit STAY; Smolen
1NT 2NT= 4-4-4-1, F 3C After 2NT,3C: 3D,H,S,NT = singleton Note#1698966388
1NT 4C = Roman Gerber; Texas thru 3D Interfer. 1NT,2C,2D: 2H=P or Correct; 2S=5S, 4H Note#20
1NT 3C,3D = Strong; 3H,3S = minors with 3 OM Note#1698966388
1NT 2C STAY does not promise 4-cd major Note#18515976
2C yes STR/ART 2D=NEU; 2M,3m=good suit 2nd NEG=Cheaper minor
2C After interference at 2/3 level, Note#1702201353
2C DBL=2nd NEG, P = values Note#34824
2D 6 WK; 6-10; Classic 1st, 2nd 2NT asks Feature; New Suit F1 3NT=Solid suit
2H 6 same as 2D same as 2D same as 2D
2S 6 same as 2D same as 2D same as 2D
2NT 20-21 HCP BAL STAY; Jacoby TRF; 3S F 3NT after 2NT, 3S,3NT: 4m=that suit, slam try;
2NT 4M = shortness; 4NT likely 2-2-4-5 or Note#20
2NT 2-2-5-4 Note#16779529
2NT Smolen Note#892154413
3C 7 WK, 6-10
3D 7 WK
3H 7 WK
3S 7 WK
3NT YES 7 Solid Minor, no other A or K 4C = pass or correct
4C 7 WK
4D 7 WK
4H 6 To Play
4S 6 To Play
4NT YES Roman BLKWOOD 5C=1,4; 5D=0,3; 5H=2 no extras; 5S=2,extras
HIGH LEVEL BIDDING
RKC BLACKWOOD; RKC GERBER
DOPI/below our suit); DEPO = or above our suit
