BASIC RESPONSES AUSTRALIAN BRIDGE FEDERATION Jump raises - minors limit forcing other INCORPORATED © Jump raises - majors limit forcing other STANDARD SYSTEM CARD Jump shifts after minor opening to major 13+ 6+ suit Names: KEN GLASSON RICHARD MISIOR Jump shifts after major opening to minor pre-emptive ABF Nos: 234664 162299 Responses to strong 2 suit opening Basic System: POWER ACOL (simplified) Responses to 2NT opening 3clubs pass or correct 3NT 16+ Classification: Green Blue Red Yellow PLAY CONVENTIONS OPENING BIDS 'NT' Versus Notrump 'S' Versus Suit = Both Describe strength, minimum length, or specific meaning Canape Sequence leads: Overlead all All except AK x (x) 1A 4 11-20 1B 4 11-20 1C 4 11-20 1D 4 11-20 Underlead other highest from 2 bare honours 1 NT 12-14 may contain 5 card major Four or more with an honour 4th highest attitude 2A Stayman: simple extended other non forcing 3rd/5th other transfers 2B 2H 2C 2S 2D From 4 small 2nd highest other 2 NT other From 3 cards (no honour) topNT middleS bottom 2A Game force or 23-24 balanced Signal on partner's lead: high encourage low encourage 2B Weak 6 card major or 21-22 HCP other 2C Weak 6-10HCP 5 hearts & 4+ minor Signal on declarer's lead count at times 2D Weak 6-10HCP 5 spades & 4+ minor Discards McKenney high encourage low encourage 2 NT Weak 6-10HCP 5-5 minors odd/even other 3 NT Gambling Count natural reverse PRE-ALERTS: CALLS THAT MAY HAVE UNEXPECTED MEANING/S OR REQUIRE SPECIAL DEFENCE CONVENTIONS 2NT - minors 2C response =10-12 points 4NT: Blackwood RKCB other RKCB 1430 2 Diamonds Multi 2D response =13+ points 4A Gerber when? 0ver NT opening or when implied contract is NT 2H/S -2 suiters Other Conventions DOPI ROPI 4th suit forcing COMPETITIVE BIDDING 5 card stayman over 2NT rebid Negative doubles through3S Responsive doubles through 3S Michaels Jump overcallsweak Unusual NT Minors Cappelletti 1NT overcall (immediate)15-18 (re-opening) 10-12 Unassuming cue bid Immed cue of minor Michaels Immed cue of major Michaels ©ABF Marketing PO Box 397 Over opponent's 1NT (weak) Cappelletti Fyshwick ACT 2609 Over opponent's 1NT (strong) Cappelletti Tel: 02 6239 2265 Over weak twos FAX: 02 6239 1816 See inside Copyright © BCC 6.3.20 Over opening threes Optional X RESPONSES TO OPENING BIDS CONVENTIONS Describe strength, minimum length or specific meaning Additional responses to 1NT 1A 1B 5-12 4+cards 2NT 3A/3B good suit strong 1C/D 5-12 4+cards 3A pre-emptive 3C/3D 1NT6-9 3B pre-emptive 4A Gerber 2A 10-12 artificial no 4card major 3C pre-emptive 4B 2B 13+ artificial 3D pre-emptive 4C 2C 13+ 6+ cards 3NT 4D 2D 13+ 6+ cards 4 bids Unusual NT: minors other suits lower 2 unbid suits 1B 1C/D 5-12 4+ cards 3A pre-emptive other 1NT6-9 3B pre-emptive 2A 10-12 artificial no 4card major 3C pre-emptive Other slam bidding Cue Bids Asking Bids 2B 13+ artificial 3D pre-emptive 4th Suit Forcing One round Game force 2C 13+ 6+ cards 3NT NT Checkback Priorities strength 2D 13+ 6+ cards 4B Defence to 3NT opening 2NT 4 Other Defence to opening Two's: Multi 2B double 15+ 2NT 12-14 overcalls natural 1C/D 1NT6-9 3A pre-emptive RCO style 2-s double 15+ overcalls natural 2A 10-12 artificial 3B pre-emptive 2B 13+ artificial 3C/D support (8 losers) Other 2-s Generally as above 2C/D support ( 9 losers ) 3NT 2NT6-12 5+ in each minor 4A/B splinter raise Defence to strong A double strong suits natural 2A 2B Negative or Relay 2C/D positive 5+ suit other Lebensohl Over NT interference 2B 2C forced response 3A/B Other uses 2D can stand 3 hearts 3C/D Take out of 4 level pre-empts 4A/4B optional double 2NT15+ (asking for suit & quality) 3NT 4C optional double 4D optional double 2C/D 2NTartificial ask 3NT OTHER NOTES 3A/B invitational 4A/B SPECIAL RESPONSES BY PASSED HAND: 3C/D pre-emptive 4C/D pre-emptive 2 clubs maximum pass - no good support 2NT 3A pass or correct 4A 2 diamonds maximum pass with support 3B 4B 2H/S maximum pass 5 in suit + 4 card support 3C invitational 6+ suit 4C 3D invitational 6+ suit 4D 3NT16+ points other BASIC RESPONSES AUSTRALIAN BRIDGE FEDERATION Jump raises - minors limit forcing other INCORPORATED © Jump raises - majors limit forcing other STANDARD SYSTEM CARD Jump shifts after minor opening Splinter Names: Bert Forage David McCoull Jump shifts after major opening Splinter ABF Nos: 161731 254916 Responses to strong 2 suit opening Schenken Basic System: ACOL Responses to 2NT op 3 A Ask:- WK (3B = s A , 3 C = s B ) STR (3 D = s A , 3 NT = s B ) 4 A = A void, 4 B = B void, 4 C = 6/5, 4 D = 6/5, 4 NT = 6/6 Classification: Green Blue Red Yellow PLAY CONVENTIONS OPENING BIDS 'NT' Versus Notrump 'S' Versus Suit = Both Describe strength, minimum length, or specific meaning Canape Sequence leads: Overlead all All except AK x (x) 1A 11 4 1B 11 4 1C 11 4 1D 11 4 Underlead other Doubleton honours 1 NT 12-15 may contain 5 card major Four or more with an honour 4th highest attitude 2A Stayman: simple extended other Puppet 3rd/5th other transfers 2B to C 2C to D 2D RP or A / B From 4 small 2nd highest other 2 NTBoth minors other 3 A , B , C, or D =16+ and 6-cards From 3 cards (no honour) top middle bottom 2A 8 PT or 21-22 25-26 29-30 hcp Signal on partner's lead: high encourage low encourage 2B GF or 23-24 27-28 31-32 hcp otherOn lead of A:- Count else ATT , but vs Slam:- S/P 2C 6-10 6 cards Signal on declarer's lead 2D 6-10 6 cards Discards McKenney high encourage low encourage 2 NT 6-10 Both majors odd/even other 3 NT Gambling AKQJxxx Count natural reverse S Trump PRE-ALERTS: CALLS THAT MAY HAVE UNEXPECTED MEANING/S OR REQUIRE SPECIAL DEFENCE CONVENTIONS Single jump O/C = 6/4 distribution Crowhurst after NT rebid & bid of a M 4NT: Blackwood RKCB other ACOL 4 NT Puppet Stayman after 2NT rebid following 2 A / B opening NormanGerber when? NT Kantar: 1M/m dbl 3 M/m = 5-6 HCP Other Conventions DEPO SCHENKEN COMPETITIVE BIDDING LEBENSOHL (var) after 2 A /B opening Negative doubles through3 D Responsive doubles through 2 D OGUST SKEWED BIDS Jump overcallsWeak 6 / 4 Unusual NT m, m/M, sandwich NT PUPPET STAYMAN SWINE 1NT overcall (immediate)16-18 (re-opening)10-12 RUBENSOHL UNASSUMING CUE BIDS Immed cue of minor Michaels 5A / 5B RKCB AFTER 2 NT OPENING Immed cue of major Michaels ©ABF PO Box 397 Over opponent's 1NT (weak) Cappelletti Fyshwick ACT 2609 Over opponent's 1NT (strong)Brozel Tel: 02 6239 2265 Over weak twos FAX: 02 6239 1816 DBL (Lebensohl Responses) Copyright © BCC 6.3.20 Over opening threes DBL RESPONSES TO OPENING BIDS CONVENTIONS Describe strength, minimum length or specific meaning Additional responses to 1NT 1A 1B 5 + 4 2NT 10-12 4 A BAL 3A/3B 16 + 6-card suit 1C/D 5 + 4 3A 10-12 5 A with dbltn 3C/3D 16 + 6-card suit 1NT5-9 4 3B 13-15 maxi-splinter 4A Norman Gerber 2A 5-9 4 + 3C 13-15 maxi-splinter 4B 2B 10-12 mini/mega-splinter 3D 13-15 maxi-splinter 4C To play 2C 10-12 mini/mega-splinter 3NT 13-15 3-3-3-4 4D To play 2D 10-12 mini/mega-splinter 4 bids Unusual NT: minors other suits lower 2 unbid suits 1B 1C/D 5+ 4 3A mini/mega-splinter other Sandwich NT 1NT5-9 4 3B 10-12 4 + with dbltn 2A 10+ 5 3C 13-15 maxi-splinter Other slam bidding Cue Bids Asking Bids 2B 5-9 4 + 3D 13-15 maxi-splinter 4th Suit Forcing One round Game force 2C mini/mega-splinter 3NT 13-15 3-3-3-4 NT Checkback Priorities 2D mini/mega-splinter 4B Invitational Defence to 3NT opening DBL 2NT10-12 4 BAL 4 Other Defence to opening Two's: Multi 2B DBL = B , 2 C = T/O, 2 D = to play 2NT = 15-18 HCP, both M stopped 1C/D 1NT5-9 4 3A mini/mega splinter RCO style 2-s 2A 10+ 4 3B mini/mega splinter 2B 10+ 4 3C/D 10-12 4 with dbltn Other 2-s DBL = 15-18 Unbalanced or 19 + balanced 2C/D 5-9 3 3NT 13-15 4 BAL Cue bid of minor for take-out 2NT10-12 4 BAL 4A/B 13-15 maxi-splinter Defence to strong A CRASH 2A 2B No ace or unbalanced 2C/D C A / D A 2 NT = B A , 3 A = A A, 3 B = C, 3 C = R, 3 D = SH, 3 NT = 3 Aces other Lebensohl Over NT interference RUBINSOHL 2B 2C No ace or unbalanced 3A/B A A / B A Other uses 2D D A 3C/D Colour / Rank Take out of 4 level pre-empts 4A/4B DBL C A 3NT Shape 4 A 3 Aces 4C DBL 4D DBL 2C/D 2NTOGUST 3NT To play OTHER NOTES 3A/B 4A/B 3C/D 4C/D Negative Doubles: Opener is expected to double if partner passes an immediate overcall by opener's LHO.