B.1. Direct interference
A. Suit overcall 5+c 8-15
HCP (Possible 4c suit in 1st level).
A.1. Direct responses:
|
Bid
|
Meaning
|
|
New suit
|
5+c suit 8+ HCP - Forcing
1 Round
|
|
1 NT
|
10-11 HCP secures
opener’s suit
|
|
2 NT
|
12-14 HCP secures
opener’s suit
|
|
3 NT
|
15+ HCP secures opener’s
suit
|
|
Direct Cue-bid
|
3+c fit 10+ HCP or 12+
HCP no opener’s suit stopper
|
|
Simple raise
|
3+c fit 6-9 HCP
|
|
Jump raise
|
4+c fit 0-5 HCP Preemptive
|
A.2. Responses after
advancer’s bid:
|
Opener
|
Overcaller
|
Advancer
|
Responder
|
|
1 ♣
|
1 ♦/♥
|
Dbl
|
RDBL = 10+ HCP, 2c♦/♥
& No other bid
|
|
|
|
Pass/1 ♠
|
1. 2 ♣ = Limit raise or better (3c fit) & balanced
|
|
|
|
|
2. 3 ♣ = Limit raise or better (4+c fit) & some shape (not balanced,
I.e. 3c-3c-2c-5c)
|
|
|
1 ♠
|
1 NT
|
1. 3♥ = A new preemptive
suit
|
|
|
|
|
2. Pass = Minimum & till 3c♠
|
|
1 ♥
|
1 ♠
|
2 ♣
|
1. Pass = Nothing to say
Do not forget this bid
|
|
|
|
|
2. 2 ♠ = Just a raise but with useful values
|
|
|
|
|
3. 3 ♠ = Preemptive
|
|
1 ♠
|
2 ♣
|
Pass
|
2 ♥ = 5+c♥, 8+ HCP & 2-3c♣ NF -
in a better contract try.
Overcaller bids 3 ♣ with 2c♥ or
passes
|
B. 1 NT overcall balanced
& 15-18 HCP. Responses as 1 NT opening (A.5).
C. Jump suit overcall weak
6+c. Responses:
|
Bid
|
Meaning
|
|
New suit
|
6+c suit & 0-1c in
overcaller's suit NF
|
|
NT
|
Secures opener’s suit NF
|
|
Direct Cue-bid
|
Strong - Forcing 1 Round
|
|
Raise
|
3+c fit - Preemptive
|
B 2. No
Trump opponents overcall
|
Bid
|
Meaning
|
|
DBL
|
Penalty
|
|
2 ♣
|
4+c♥ & 4+c♠ after 1 ♦ -
1 NT
Natural after 1 M – 1 NT
|
|
Any
|
Natural
|
* 1 ♣ - 1 NT - ? in 1 ♣
Chapter.
B 3. Two-suited holding overcall (YXA & MORS)
|
Opener
|
Overcall
|
Meaning
|
|
1 ♣ natural
|
2 ♣
|
4+c♥ & 4+c♠ 8-15 HCP
|
|
|
2 NT
|
5+c♦ & 5+c♥ 8-15 HCP
|
|
|
3 ♣
|
5+c♦ & 5+c♠
8-15 HCP
|
|
1 ♣
Strong
|
Pass
|
Possible 12+ HCP
|
|
|
DBL
|
4+c♣ & 4+c♦ 0-11
HCP
|
|
|
1 ♦
|
4+c♥ & 4+c♠ 0-11 HCP
|
|
|
1 NT
|
Two suited holding 12+
HCP
|
* Same defense over 1 ♣ (Strong) - Pass – Negative reply
|
Opener
|
Overcall
|
Meaning
|
|
1 ♦
Natural
|
2 ♦
|
4+c♥ & 4+c♠ 8-15 HCP
|
|
|
2 NT
|
5+c♣ & 5+c♥ 8-15 HCP
|
|
|
3 ♣
|
5+c♣ & 5+c♠
8-15 HCP
|
|
1 Major
|
2 Same Major
|
5+c♦ & 5+c other Major 8-15 HCP
|
|
|
2 NT
|
5+c♣ & 5+c♦ 8-15
HCP
|
|
|
3 ♣
|
5+c♣ & 5+c other Major 8-15 HCP
|
|
Opener
|
Overcall
|
Meaning
|
|
1 NT
|
DBL
|
5+c minor & 4+c Major
or 6+c minor
|
|
|
2 ♣
|
4+c♥ & 4+c♠
|
|
|
2 ♥/♠
|
5+c♥/♠ & 4+c minor
|
|
|
2 NT
|
5+c♣ & 5+c♦
|
|
2 ♣
Strong
|
2 NT
|
Two-suited holding (6+c & 5+c)
Partner bids lower 3+c
suit
|
|
2 ♣ Multi
|
2 NT
|
5+c♣ & 5+c♦ 16+
HCP
|
|
2 ♦/♥/♠ Multi
|
4 NT
|
5+c♣ & 5+c♦ 16+
HCP
|
|
2 NT
|
3 NT
|
Two-suited holding (6+c & 5+c)
Partner bids lower 3+c
suit
|
B.4.
Sandwich two-suited holding overcall
|
Opener
|
Partner
|
Responder
|
Overcall
|
Meaning
|
|
1
x
|
Pass
|
1 z
|
DBL
|
12+
HCP 4+c & 4+c other 2 suits
|
|
|
|
|
1 NT
|
8-11
HCP 5c & 4c other two suits
|
|
|
|
|
2 x (Lower Cue-bid)
|
8-11 HCP 5c & 5c other two suits
|
|
|
|
|
2 z (Higher Cue-bid)
|
12+ HCP 5c & 5c other two suits
|
|
|
|
|
2 NT
|
12+ HCP 6c & 5c other two suits OR any 5+c
& 5+c over 2 x
|
B.5.
Balancing over 1 ♣/♦ (Re-opening)
|
Bid
|
Meaning
|
|
DBL
|
Take out 8+ HCP or any 15+ HCP
|
|
1 ♦/♥/♠
|
5+c♦/♥/♠ 8-15 HCP
|
|
1 NT
|
Balanced 11-14 HCP. Replies as 1 NT opening
(A.5)
|
|
2 ♣ (over
1 ♦)
|
6+c♣
8-15 HCP
|
|
2 ♦ (over
♣/♦)
|
5+c♥/♣
& 5+c♠ 8-15 HCP
|
|
2 ♥/♠
|
6+c♥/♠ 12-15
HCP
|
B.6.
Balancing over 1 ♥/♠ (Re-opening)
|
Bid
|
Meaning
|
|
DBL
|
Take out 8+ HCP or any 15+ HCP
|
|
1 ♠ (over
1 ♥)
|
5+c♠ 8-15
HCP
|
|
1 NT
|
Balanced 11-14 HCP. Replies as 1 NT opening
(A.5)
|
|
2 ♣/♦
|
5+c♣/♦ 8-15 HCP
|
|
2 ♥ (over 1 ♠)
|
5+c♥ 8-15 HCP
|
|
2 ♠ (over
1 ♥)
|
6+c♠ 12-15
HCP
|
|
2 NT
|
5+c♣ &
5+c♦ 8-15 HCP Unusual NT
|
B.7. DBL
- Take-out
A. Three-suited holding (4441 or 5440) 0-1c in opener’s suit 11+ HCP.
B. Any 16+ HCP.
Responses:
|
Bid
|
Meaning
|
|
New suit
|
4+c 0-8 HCP
|
|
Jump new suit
|
4+c 9-11 HCP
|
|
Cue-bid
|
Any 12+ HCP
|
|
1 NT
|
Secures opener’s suit 6-9 HCP
|
|
2 NT
|
Secures opener’s suit
10-12 HCP
|
|
3 NT
|
Secures opener’s suit 13+
HCP
|
C.1. Defense over opponent’s
take-out DBL (1♦/♥/♠) continuation
·
2 in same suit = Fit 6-9 HCP
ignoring DBL.
·
3 in same suit = Fit 0-5 HCP.
·
‘RDBL’ = Any 10+ HCP.
After 1 ♣ opening in 1 ♣
Chapter.
C.2. Others competitive DBL continuation
·
DBL over transfer
or splinter:
Suit position
& opening lead suggestion.
·
Responder’s any
over partner’s overcall:
o DBL - Top honor (Α ή
Κ) in partner’s
overcall & suit tolerance.
o DBL over after 1 x - DBL - 2 x: Responsive 4+c &
4+c other
suits 8+ HCP, partner’s suit tolerance & short
opponents suit.
o DBL over after 1 x - DBLF - 1/2 z:
Z = minor - same length suit in other suits - 10 HCP.
Z = Major - Major position.
C.3. Defense over opponent’s
interference (1♦/♥/♠) continuation
·
Any one suit
interference:
DBL = Any (6)8-11 HCP or Balanced 12-14 HCP or 5+c suit 12+ HCP.
1 NT = (6)8-11 HCP.
2 any suit = 5+c suit (7)8-11 HCP.
Cue-bid = 12-13 HCP.
·
Any two-suited holding interference.
DBL - Penalty at one at least suit 10+ HCP.
Raise opener’s suit ‘NF’.
4th suit bid 5+c and 12+ ‘NF’.
Cue-bid in lower suit = 3+c partner’s suit 10-11 HCP.
Cue-bid in higher suit = 4+c 4th suit 12+ HCP.
After 1 ♣ opening in 1 ♣
Chapter.
C.4. Defense over 1 NT all positions
opening (Woolsey)
Bid
|
Meaning
|
DBL
|
5+c minor & 4c Major or 6+c minor
or strong 5+c Major or equal +1 HCP NT
|
2 ♣
|
4+c♥ & 4+c♠
|
2 ♦
|
6+c Major
|
2 ♥/♠
|
5c♥/♠ & 4+c minor
|
2 NT
|
5+c♣
& 5+c♦
|
3 ♥/♠
|
7+c♥/♠
|
1 NT – DBL continuation (5+cm & 4c M or 6+cm or
5+cM or equal NT)
Advancer
|
Meaning
|
Overcaller’s Rebid
|
2
♣
|
Pass or correct 2 ♦ / 3 ♣ /Major
|
|
2
♦
|
Major asking relay
|
- Pass = 6+c♦
- 2 ♥/♠ = 4c♥/♠
- 2 NT = Equal
NT
- 3 ♣ = 6c♣
- 3 ♥/♠ = 5c♥/♠
|
2
♥/♠
|
6+c♥/♠ NF
|
|
2
NT
|
Minor asking relay
|
|
3
♣/♦
|
6+c♣/♦ NF
|
1 NT – 2 ♣ continuation (4+c♥ & 4+c♠)
Bid
|
Meaning
|
Pass
|
No interest
|
2
♦
|
Same length ♥ & ♠
|
2
♥/♠
|
To play
|
2
NT
|
Singleton asking relay
|
3
♦
|
To play
|
3/4 ♥/♠
|
Preemptive
|
* 1 NT - 2 ♣ - DBL - 2 ♦: To play
1 NT – 2 ♦ continuation 6+c Major
Bid
|
Meaning
|
Pass
|
No interest
|
2/3/4
♥
|
Pass or correct 2/3/4 ♠
|
2
NT
|
Min-max asking relay
|
3
♣
|
To play
|
1 NT – 2 ♥/♠ continuation
5c♥/♠ &
4+c minor
Advancer
|
Meaning
|
Pass
|
No interest
|
2
NT
|
Minor asking relay
|
3
♣
|
Pass or correct 3 ♦
|
3
♥/♠
|
Preemptive
|
3
ΝT / 4 ♥/♠
|
To play
|
1 NT – 2 NT continuation
5+c♣ & 5+c♦
Advancer
|
Meaning
|
3
♣/♦/♥/♠/NT
|
To play
|
4
♣/♦
|
Game proposal
|
C.5.
Defense over Weak 2 x or Precision 2 ♣/♦ or like Fantunes
2 x openings
Bid
|
Meaning
|
DBL
|
Take-out no 5c suit
|
2/3
x
|
5+c suit 12+ HCP
|
Cue-bid
|
Secure NT asking bid
|
2
NT
|
Balanced 16-18 HCP. Continuation as 1 NT opening (Α.5) & Advanced Stayman (A.1.6)
|
4
♣ (over weak 2 ♣)
|
5+c♦
& 5+c Major 16+ HCP (4 ♦ ask
Major)
|
4
♦ (over weak 2 ♣)
|
5+c♥ & 5+c♠
16+ HCP
|
4
♣ (over 2 ♦)
|
5+c♣
& 5+c Major 16+ HCP (4 ♦ ask
Major)
|
4
♦ (over 2 ♦)
|
5+c♥ & 5+c♠
16+HCP
|
4
♣ (over 2 M)
|
5+c♣
& 5+c other Major 16+ HCP
|
4
♦ (over 2 M)
|
5+c♦
& 5+c other Major 16+ HCP
|
4
other Major
|
5+c minor & 5+c other Major 16+ HCP
|
4
NT (over 2 M)
|
5+c♣
& 5+c♦ 16+ HCP
|
Weak 2 - DBL - Pass - 2 NT continuation Lebensohl
Bid
|
Meaning
|
2
x
|
Pass asking
|
3
x
|
4+c suit 8-11 HCP
|
Cue-bid
|
Secures opener’s suit 12+ HCP GF
|
2
NT
|
Transfer 3 ♣. Replies:
- Pass – No
interest
- 3 any – 5+c
suit NF
|
Lebensohl not obeyed:
·
3 NT - Balanced
secures opening bid 20+ HCP.
·
Cue-bid -
Balanced no stopper 20+ HCP.
·
Any - 9+ tricks.
C.6. Defense over Ekren 2 ♣/♦/♥/♠ openings Weak 4+c♥ & 4+c♠
Bid
|
Meaning
|
DBL
|
Balanced 12-15 HCP
|
2/3
♥/♠
|
♥/♠ stopper NT asking bid
|
2
NT
|
Balanced 16-18 HCP secures both Majors
|
3
♣/♦
|
6+c♣/♦ 13+
HCP
|
3
NT
|
Balanced 19+ HCP secures both Majors
|
C.7. Defense over Dutch 2 ♥/♠ openings Weak 5+c♥/♠ & 4+c minor
Bid
|
Meaning
|
DBL
|
Take out. Responses:
- 2 NT - Transfer ♣ Lebensohl
- Any - 4+c 8+ HCP
- Cue-bid - 4+c other Major secures opening
- 3 NT - To
play
|
2/3
x
|
5+c suit
|
2
NT
|
Balanced 16-18 HCP secures Major
|
Cue-bid
|
Stopper NT asking bid
|
4
NT
|
5+c♣
& 5+c♦ 16+ HCP
|
C.8. Defense over weak minors 2 ♠/NT openings 5+c♣
& 5+c♦
Bid
|
Meaning
|
DBL
|
Balanced 15+ HCP secures both minors
|
3
♣/♦
|
Stopper ♣/♦ NT asking bid
|
3
♥/♠
|
5+c♥/♠
11-15 HCP
|
3
NT
|
Balanced 19+ HCP secures both minors
|
C.9. Defense over
preemptive 3 x openings
Bid
|
Meaning
|
DBL
|
Take out 15+ HCP
|
3
x
|
5+c suit 15+ HCP
|
3
NT
|
Balanced 16-18 HCP secures opening
|
Cue-bid
|
22+ HCP or 9+ tricks
|
Michaels Leaping:
Bid
|
Overcall
|
Meaning
|
3
♦
|
4
♣
|
16+ HCP 5+c♣ & 5+c
Major (4 ♦ ask
Major)
|
4
♦
|
16+ HCP 5+c♥ & 5+c♠
|
|
3
♣
|
4
♣
|
16+ HCP 5+c♦ & 5+c
Major (4 ♦ ask
Major)
|
4
♦
|
16+ HCP 5+c♥ & 5+c♠
|
|
3
♥
|
4
♣
|
16+ HCP 5+c♣ & 5+c♠
|
4
♦
|
16+ HCP 5+c♦ & 5+c♠
|
|
4
NT
|
16+ HCP 5+c♣ & 5+c♦
|
|
3
♠
|
4
♣
|
16+ HCP 5+c♣ & 5+c♥
|
4
♦
|
16+ HCP 5+c♦ & 5+c♥
|
|
4
NT
|
16+ HCP 5+c♣ & 5+c♦
|
C.10. Defense over transfer 3 x
openings
Bid
|
Meaning
|
DBL
|
13+ HCP, 5+c in opening suit
|
3
x (any other suit)
|
15+ HCP, 5+c in suit
|
3
x (in transfer suit)
|
Strong Take out No stop
|
3
NT
|
18+ HCP Balanced secure stops
|
Cue-bid
|
22+ HCP or 9+ tricks
|
4
x (in transfer suit)
|
Strong Two-suited holding
|
C.11. Defense over Gambling 3 ♠/NT openings
Bid
|
Meaning
|
DBL
|
Penalty
|
4
♥/♠
|
5+c♥/♠
& 4+c minor 16+ HCP
Partners 4 NT reply – minor asking bid
|
C.12. Defense over Namyats 4 ♣/♦ openings (8+c♥/♠)
In direct position:
Opener
|
Overcall
|
Meaning
|
4
♣ = ♥
|
DBL
|
4c♠ & 4+c♣ & 4+c♦ 16+
HCP
|
4
♦/♠
|
6+c♦/♠ 16+
HCP
|
|
4
♥
|
5+c♠ & 5+c minor 16+
HCP
|
|
4
NT
|
5+c♣
& 5+c♦ 16+ HCP
|
|
5
♣
|
6+c♣ 16+
HCP
|
Opener
|
Overcall
|
Meaning
|
4
♦ = ♠
|
DBL
|
4c♥
& 4+c♣ & 4+c♦ 16+ HCP
|
4
♥ / 5 ♣/♦
|
6+c♥/♣/♦ 16+ HCP
|
|
4
♠
|
5+c♥ & 5+c minor 16+ HCP
|
|
4
NT
|
5+c♣
& 5+c♦ 16+ HCP
|
In 4th seat:
Responder
|
Overcall
|
Meaning
|
4
♥/♠
|
DBL
|
Take out 16+ HCP
|
4
NT
|
5+c♣
& 5+c♦ 16+ HCP
|
|
4
♠ / 5 ♣/♦/♥
|
6+c suit 16+
HCP
|
|
4
♦/♥ (trn
♥/♠)
|
DBL
|
Take out 16+ HCP
|
4
♥/♠
|
5+c♥/♠ & 5+c minor 16+ HCP
|
|
4
NT
|
5+c♣
& 5+c♦ 16+ HCP
|
|
4
♥/♠ / 5 ♣/♦
|
6+c suit 16+ HCP
|
C.13. Defense over preemptive 4/5 x
openings
Opener
|
Bid
|
Meaning
|
4
♣
|
DBL
|
Take-out 16+ HCP
|
4
x
|
5+c 16+ HCP
|
|
4
ΧΑ / 5 ♣
|
Two-suited
holding 16+ HCP/Slam try
|
Opener
|
Bid
|
Meaning
|
4
♦
|
DBL
|
Take-out 16+ HCP
|
4
♥/♠
|
5+c♥/♠
16+ HCP
|
|
5
♣
|
6+c♣ 16+ HCP
|
|
4
NT
|
Two-suited
holding 16+ HCP
|
|
5
♦
|
Two-suited
holding Slam try
|
Opener
|
Bid
|
Meaning
|
4
♥
|
DBL
|
Take-out 16+ HCP
|
4
♠
|
5+c♠ 16+ HCP
|
|
5
♣/♦
|
6+c♣/♦ 16+
HCP
|
|
4
NT
|
Take-out
Two-suited holding 16+ HCP
|
Opener
|
Bid
|
Meaning
|
4
♠
|
DBL
|
Penalty
|
4
NT
|
Two-suited
holding 16+ HCP
|
|
5
x
|
6+c suit 16+ HCP
|
Opener
|
Bid
|
Meaning
|
4
NT (minors)
|
DBL
|
Penalty
|
5
♦
|
5+c♥ & 5+c♠
16+ HCP
|
|
5
♥/♠
|
6+c♥/♠
16+ HCP
|
Opener
|
Bid
|
Meaning
|
5
♣
|
DBL
|
Penalty
|
5
x
|
6+c suit 16+ HCP
|
|
5
NT
|
Two-suited
holding Slam try
|
Opener
|
Bid
|
Meaning
|
5
♦
|
DBL
|
Penalty
|
5
♥/♠
|
6+c♥/♠
16+ HCP
|
|
5
NT
|
Two-suited
holding Slam try
|