Page 1 DEFENSIVE AND COMPETITIVE BIDDING DEFENSIVE
DEFENSIVE AND COMPETITIVE BIDDING OVERCALLS Generally constructive, can be more aggressive with (very) good suits on the 1 level Wide range (6-16HCP on level 1; 10-16HCP on level 2).
DEFENSIVE PLAY AND SIGNALS OPENINGS LEADS STYLE Generally In Partner’s suit Suit contracts 3th, 5th 3th, 5th NT contracts Attitude Attitude
DIRECT CUE BIDS
Subsequent 0 or 2 above: KJT+, KT9+, Q98, QT9, QJT First discard Italian (odd = asking; even = Lavinthal) Reverse count if necessary/lavinthal possible LEADS Against suit contracts Against NT contracts A Asks for attitude , AK+ Same K Asks for count, KQ+, AK+, KQT9+, AKQT9+, UB Q Asks for attitude, QJ+, Qx KQT+, QJT+, QJ9+ J Asks for count , JT+, Jx Same 10 KANTAR KJT+, T9+, Tx Same and AJT+ 9 KANTAR KT9+, QT9+, 98+, 9x Same and AT9+ Honour (10)-X 3th Lowest ( second lowest) Small - X highest Same XXX 3th/5th Highest without sacrifice 10(J)-x-x SIGNALS WHEN FOLLOWING SUIT OR DISCARDING Partner’s lead Declarer’s lead Discard
Show 5+,5+ Michaels cue bid (majors or major+unknown minor) 2NT: lowest suits JUMP CUE BID (after Major opening) : asks for a stopper
Suit Small encouraging Inverted count Italian - Lavinthal NT Same Same Same Signals (inclusive in trump suit):in trump sometimes lavinthal In general: UDCA
1 NT OVERCALL 2nd hand : 15-18HP; Stayman, Transfers In balancing seat : 11-14 HCP (not necessarily a stopper)
JUMP OVERCALLS Weak (6-10HCP or wider depending on position and vulnerability) In balancing seat : intermediate (10-15 HCP)
W B F CONVENTIE KAART PLAYERS : Frederick Staelens & Jens Van Overmeire NBO : Belgium COMPETITION :
SYSTEM SUMMARY GENERAL APPROACH AND STYLE 5 card Majors 3+ card ♦ 3+ card ♣ 2 ♣: weak with ♦, semi-forcing or GF two suiter 2 ♦: weak with ♥ or GF 2 ♥: weak with ♠ or strong three suiter 2 ♠ : weak with 5 ♠ and a minor 2NT : 20-21HCP 3NT: gambling in any suit (normally a minor) SPECIALE COMPETITIVE BIDS that may require defence 2 ♣/♦/♥ transfer Transfers over 1♣ opening
DOUBLES AGAINST PREEMPTS Natural, T/O double, World Convention (= Leaping Micheals) AGAINST STRONG, ARTIFICIAL OPENINGS Against strong club, x = majors, 1NT = minors as long as opponents did not show a suit AFTER OPPONENT’S TAKE-OUT DOUBLE Natural, F1 XX = 10(9)+ HCP, penalty oriented.
T/O DOUBLES Shows opening values and support for other suits, or a strong hand (16+) Against multi: 13-15 balanced or (16)17+ Against weak NT: 14+ direct seat, 11+ balancing seat Against weak without known suit: 1st x: card showing, 2nd x: t/o, 3rd+ x: pen SPECIAL, ARTIFICIAL & COMPETITIVE DBLS/RDLS Support double and redouble Negative double Lightner double
SPECIAL FORCING PASS SEQUENCES When people (pre-)sacrifice over our game.
IMPORTANT NOTES
PSYCHICS: rare
NEGATIVE DOUBLE THRU
MINIMAL NUMBER OF CARDS
“ X ” IF ARTIFICIAL
OPENING
DESCRIPTION
1
3
4♥
10-20HP
1 1/1♠
3 5
4♥ 4♥
10-20HP 10-20HP
INT
2 X 2 X 2 X
2♣ : stayman-relay (can be weak or without M) 2♦/ ♥/♠/NT: transfer 3♥/♠ : (31)(54) or (21)55 4♣: majors, 4♦/ ♥ = transfers 2♦ : to play opposite weak 2 in ♦ 2♥/♠/ 3♣/♦: Forcing 2NT: strong relay
- Weak with ♠ - 26-27 balanced - GF treesutter
2♠: to play opposite weak 2 in ♠ 2NT: strong relay New suit not forcing Jump new suit : fit + cue 2NT : positive relay or asks minor New suit not forcing Modified Puppet Stayman
weak with 5 ♠ and a minor
2NT
20-21HCP
4/ 4/ 4ZT 5 5 5 5
7(6) X 8(7) 6 X
Transfer-walsh 1NT = 8-10HP Natural 1NT: forcing 2NT : GF with fit 3♣/3 invitational
(14)15-17 (semi)balanced: 5card major, 6card minor, (high) singelton are possible - Weak in ♦ - SF one suiter - GF two suiter with a major - 22-23HP of 28-29HP balanced - Weak with ♥ - 24-25 balanced - GF
2
3/♦/♥/ 3ZT
RESPONSES
Pre-emptive 7(6) card Gambling in any suit (often minor) Preempt, natural To play Both minors To play To play To play To play
2♥ : to play opposite weak 2 in ♥ 2ZT: strong relay
SUBSEQUENT AUCTION
MODIFICATION WITH A PASSED HAND
Accepting transfer shows 3card or 4card unbalanced Over 2NT: 3♣ : unknown singleton, 6 steps answers 3♦ ; unknown void, 6 steps answers 3M : 17+ 3OM : 15-17, semibalanced 3NT: 11-14, no shortness 4x: 55, minimal 4M: 10-11, 6th trump Superaccept over major transfer Pre-accept over minor transfer SMOLEN
Reversed drury : Pas 1M – 2C – 2M = (sub)minimal
Over 2NT : 3♣ : min weak 2 3♦: max weak 2 3♣ : weak with bad ♥ 3♦ ; weak with good ♥ 3♥ : maximal with bad ♥ 3♠ : maximal with good ♥ 3♣ : weak with bad ♠ 3♦ ; weak with good ♠ 3♥ : maximal with bad ♠ 3♠ : maximal with good ♠ New suit forcing Raise after 2 NT = invitational
Wide range HIGH LEVEL BIDDING Mixed cue-bids Dopi-Ropi RKCB (41/30/52/52+TQ) 5-level : Exclusion Blackwood
DEFENSIVE PLAY AND SIGNALS OPENINGS LEADS STYLE Generally In Partner’s suit Suit contracts 3th, 5th 3th, 5th NT contracts Attitude Attitude
DIRECT CUE BIDS
Subsequent 0 or 2 above: KJT+, KT9+, Q98, QT9, QJT First discard Italian (odd = asking; even = Lavinthal) Reverse count if necessary/lavinthal possible LEADS Against suit contracts Against NT contracts A Asks for attitude , AK+ Same K Asks for count, KQ+, AK+, KQT9+, AKQT9+, UB Q Asks for attitude, QJ+, Qx KQT+, QJT+, QJ9+ J Asks for count , JT+, Jx Same 10 KANTAR KJT+, T9+, Tx Same and AJT+ 9 KANTAR KT9+, QT9+, 98+, 9x Same and AT9+ Honour (10)-X 3th Lowest ( second lowest) Small - X highest Same XXX 3th/5th Highest without sacrifice 10(J)-x-x SIGNALS WHEN FOLLOWING SUIT OR DISCARDING Partner’s lead Declarer’s lead Discard
Show 5+,5+ Michaels cue bid (majors or major+unknown minor) 2NT: lowest suits JUMP CUE BID (after Major opening) : asks for a stopper
Suit Small encouraging Inverted count Italian - Lavinthal NT Same Same Same Signals (inclusive in trump suit):in trump sometimes lavinthal In general: UDCA
1 NT OVERCALL 2nd hand : 15-18HP; Stayman, Transfers In balancing seat : 11-14 HCP (not necessarily a stopper)
JUMP OVERCALLS Weak (6-10HCP or wider depending on position and vulnerability) In balancing seat : intermediate (10-15 HCP)
W B F CONVENTIE KAART PLAYERS : Frederick Staelens & Jens Van Overmeire NBO : Belgium COMPETITION :
SYSTEM SUMMARY GENERAL APPROACH AND STYLE 5 card Majors 3+ card ♦ 3+ card ♣ 2 ♣: weak with ♦, semi-forcing or GF two suiter 2 ♦: weak with ♥ or GF 2 ♥: weak with ♠ or strong three suiter 2 ♠ : weak with 5 ♠ and a minor 2NT : 20-21HCP 3NT: gambling in any suit (normally a minor) SPECIALE COMPETITIVE BIDS that may require defence 2 ♣/♦/♥ transfer Transfers over 1♣ opening
DOUBLES AGAINST PREEMPTS Natural, T/O double, World Convention (= Leaping Micheals) AGAINST STRONG, ARTIFICIAL OPENINGS Against strong club, x = majors, 1NT = minors as long as opponents did not show a suit AFTER OPPONENT’S TAKE-OUT DOUBLE Natural, F1 XX = 10(9)+ HCP, penalty oriented.
T/O DOUBLES Shows opening values and support for other suits, or a strong hand (16+) Against multi: 13-15 balanced or (16)17+ Against weak NT: 14+ direct seat, 11+ balancing seat Against weak without known suit: 1st x: card showing, 2nd x: t/o, 3rd+ x: pen SPECIAL, ARTIFICIAL & COMPETITIVE DBLS/RDLS Support double and redouble Negative double Lightner double
SPECIAL FORCING PASS SEQUENCES When people (pre-)sacrifice over our game.
IMPORTANT NOTES
PSYCHICS: rare
NEGATIVE DOUBLE THRU
MINIMAL NUMBER OF CARDS
“ X ” IF ARTIFICIAL
OPENING
DESCRIPTION
1
3
4♥
10-20HP
1 1/1♠
3 5
4♥ 4♥
10-20HP 10-20HP
INT
2 X 2 X 2 X
2♣ : stayman-relay (can be weak or without M) 2♦/ ♥/♠/NT: transfer 3♥/♠ : (31)(54) or (21)55 4♣: majors, 4♦/ ♥ = transfers 2♦ : to play opposite weak 2 in ♦ 2♥/♠/ 3♣/♦: Forcing 2NT: strong relay
- Weak with ♠ - 26-27 balanced - GF treesutter
2♠: to play opposite weak 2 in ♠ 2NT: strong relay New suit not forcing Jump new suit : fit + cue 2NT : positive relay or asks minor New suit not forcing Modified Puppet Stayman
weak with 5 ♠ and a minor
2NT
20-21HCP
4/ 4/ 4ZT 5 5 5 5
7(6) X 8(7) 6 X
Transfer-walsh 1NT = 8-10HP Natural 1NT: forcing 2NT : GF with fit 3♣/3 invitational
(14)15-17 (semi)balanced: 5card major, 6card minor, (high) singelton are possible - Weak in ♦ - SF one suiter - GF two suiter with a major - 22-23HP of 28-29HP balanced - Weak with ♥ - 24-25 balanced - GF
2
3/♦/♥/ 3ZT
RESPONSES
Pre-emptive 7(6) card Gambling in any suit (often minor) Preempt, natural To play Both minors To play To play To play To play
2♥ : to play opposite weak 2 in ♥ 2ZT: strong relay
SUBSEQUENT AUCTION
MODIFICATION WITH A PASSED HAND
Accepting transfer shows 3card or 4card unbalanced Over 2NT: 3♣ : unknown singleton, 6 steps answers 3♦ ; unknown void, 6 steps answers 3M : 17+ 3OM : 15-17, semibalanced 3NT: 11-14, no shortness 4x: 55, minimal 4M: 10-11, 6th trump Superaccept over major transfer Pre-accept over minor transfer SMOLEN
Reversed drury : Pas 1M – 2C – 2M = (sub)minimal
Over 2NT : 3♣ : min weak 2 3♦: max weak 2 3♣ : weak with bad ♥ 3♦ ; weak with good ♥ 3♥ : maximal with bad ♥ 3♠ : maximal with good ♥ 3♣ : weak with bad ♠ 3♦ ; weak with good ♠ 3♥ : maximal with bad ♠ 3♠ : maximal with good ♠ New suit forcing Raise after 2 NT = invitational
Wide range HIGH LEVEL BIDDING Mixed cue-bids Dopi-Ropi RKCB (41/30/52/52+TQ) 5-level : Exclusion Blackwood
