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<<.....>> shows additional description.
Program: __Micro Bridge__
Basic System: __Four Card Majors__
(1) Opening NT bids and responses
(i) 1NT opening bid and responses
1NT : 12-14 _X_ 13-15 ___ 14-16 ___ 15-17 ___ 16-18 ___
any variation depending on vulnerability ? _No_
5-card major possible ? __X__ not even xxxxx ? _____
6-card minor possible ? __X__
two doubletons possible (5422 shape) ? __X__
2C : Stayman _X_ << Non-forcing Stayman >>
does 2C promise at least one 4-card Major ? _X_
does 2C promise any HCP ? _No_
2D : transfer to 2H, guarantees 5+ hearts _X_
2H : transfer to 2S, guarantees 5+ spades _X_
2S : minor-suit Stayman (denies 4-card major) _X_ minimum raise to 2NT
___ transfer to 2NT ___ to 3C ___
<< After 1NT-2S-2N/3C/3D, 3C = Both minors (signoff), 3D = signoff,
3H/3S=Singleton or void >>
2NT : invitational _X_ maximum raise to 2NT ___ transfer to 3C ___ to 3D
___ to a minor ___
3C : natural, forcing ___ invitational _X_ transfer to 3D ___
3D : natural, forcing ___ invitational _X_ 3-suiter, short D ___
3H : natural, forcing ___ weak _X_ both majors, 5+/5+, invitational ___
weak ___ 3-suiter, short H ___ not used ___
3S : natural, forcing ___ weak _X_ both majors, 5+/5+, forcing ___ weak
___ 3-suiter, short S ___ not used ___
If 3H/3S are weak responses, what is minimum suit length & hand strength
__6+ card, 0-8 HCP__
4C : Gerber _X_
4D : natural, forcing ___ both majors, 5+/5+ ___ transfer to 4H _X_
4H : natural, sign-off ___ transfer to 4S _X_
4S : natural, sign-off ___ both minors, 5+/5+ ___ not used _X_
If 4D & 4H are transfers, are they slam invitational ? ___ or weaker ? _X_
<< Systems off over DBL and overcalls, cuebid is Stayman.>>
(ii) 2NT opening bid and responses
2NT : 20-21 ___ 20-22 ___ 21-22 _X_
could contain a 5-card major ? _X_ or a 6-card minor ? _X_
could contain two doubletons ? _X_ could be 4441 shape ? ___
3C : Stayman _X_ Baron ___ << Puppet Stayman >>
after Stayman 3C :
3D : denies a 4-card major ___ denies a 5-card major _X_
3H : shows 4 hearts ___ shows 5 hearts _X_ shows 4 spades ___
shows 5 spades ___
3S : shows 4 spades ___ shows 5 spades _X_ shows 4 hearts ___
shows 5 hearts ___
3NT : denies a 4-or 5-card major _X_
3D : transfer to 3H _X_ natural, forcing ___ Flint ___
3H : transfer to 3S _X_ natural, forcing ___
3S : minor suit Stayman (denies 4-card major) _X_ natural, forcing ___
transfer to clubs ___ not used ___
<< After 2NT-3S-3N/4C/4D,4H/4S=Singleton or void >>
4C : Gerber _X_ transfer to diamonds ___
4D : natural, forcing ___ transfer to 4H _X_ 5-5 majors ___
4H : natural ___ transfer to 4S _X_
4S : natural ___ not used __ both minors ___
(iii) 3NT opening bid
3NT : 25+ ___ solid minor _X_
If 3NT shows a solid minor, what is outside suit strength ?
__At least two outside stoppers. (Acol 3NT)__
[Assumed that a 4C response says "pass or bid 4D"]
(2) No-trump rebids (after a non-jump response)
1x-1y-1NT : 12-14 ___ 12-15 ___ 15-16 ___ 15-17 ___ 15-18 _X_
any specials ? ______________
1x-1y-2NT : 17-18 ___ 18-19 ___ 18-20 _X_
1x-1y-3NT : 19-20/21 ___ 20-21 ___ ~16-19, long x _X_ forcing major suit
raise if y = hearts or spades _X_
1x-2y-2NT : 12-14 ___ 12-17 ___ 14-15 ___ 15-16 ___ 15-17 ___ 15-18 _X_
1x-2y-3NT : 15- 17/18/19 ___ 16-19 ___ 17-19 ___ 18-19 ___ 19-20 _X_
(3) 1M opening bids and responses
1M : 4+ cards _X_ 5+ cards ___
If 5+ cards, can it *ever* be on a 'good' 4-card suit ? ___
(i) Responses to 1M in an uncontested auction
1NT : non-forcing _X_ forcing ___ : what range _6-9_
2m : natural, forcing _X_ natural, game-forcing ___ Drury, by passed hand
If Drury, what does 2C show ? ______________ [Sorry - we're not allowed to
use Drury on this side of the pond.]
Is 2m forcing if by passed hand ? _X_
2M : [Assumed to be weak limit raise, 3+ cards]
2NT : natural, balanced, invitational ___ forcing, agrees M ___ forcing,
12-15 _X_ Baron ___
If natural, does it guarantee exactly 2 cards or 3 cards in opener's suit ?
_X_
(Bergen style) ___
3D : natural, game force (by unpassed hand) _X_ invitational raise to 3M
(Bergen style) ___
3M : invitational _X_ forcing ___ weak raise (Bergen style) ___
3NT : natural, balanced ~13-15 ___ balanced raise to 4M _X_
4m : Splinter _X_ Swiss ___
If Swiss, please explain 4C and 4D ________________
(ii) Responses to 1M in a contested auction
3M : weak raise ___ Invitational _X_ (10-11 Total points)
cue-bid : forcing _X_ forcing, agrees M ___ directional asking bid ___
after 1M-(Dbl) :
2NT = invitational raise to 3M _X_
3M : weak raise _X_ Invitational ___
any specials after an overcall or a double ? ____________________
(4) 1m opening bids and responses
1m : 3+ cards (1C if 3-3) ___ 4+ cards _X_
(i) Responses to 1m in an uncontested auction
1NT : 6-9 _X_ 6-10 ___ 7-10 ___ 9-11 ___ 1C=7-10, 1D=6-10 ___
2m : weakish raise ___ inverted raise, forcing _X_ goodish raise (8-10)___
2M : game force _X_
2NT : invitational, balanced ___ forcing, balanced 12-15 _X_ weak raise
to 3m, with bad suit ___ Baron ___
3m : invitational raise ___ pre-emptive raise _X_ weak raise to 3m, with
good suit ___
3NT : balanced 13-14 ___ balanced 13-15 ___ balanced 16-18 _X_
Does 3NT deny a 4+-card major ? _X_
4m : pre-emptive raise _X_ strong raise (15+) ___
(ii) Responses to 1m in a contested auction
after 1m-(simple suit overcall)
2m : weak raise _X_ good (inverted) raise ___
3m : weak (inverted) raise ___ Invitational _X_
cue-bid : forcing _X_ forcing, agrees m ___ directional asking bid ___
after 1m-(Dbl) :
2NT = invitational raise to 3m _X_
3m : weak raise _X_ Invitational ___
any specials after an overcall or a double ? ____________________
(5) Opening 2-bids and Responses
[some 2C and 2D opening bids might be multi-meaning, so tick whatever
variations apply]
(i) Opening 2C : "23+", game-force (but maybe less points in a
distributional hand) ___ Benjamin-style (8 playing tricks or 21-24 balanced)
_X_ "23+", game -force, but not after a 3C rebid ___ strong in one major ___
strong in clubs ___ strong, 22-23 'total points' ___
Responses to 2C
2D : negative (<8 points) _X_ waiting ___
[Assumed that other suit responses show positive values and 4+ cards. 2NT
shows a balanced positive, 8+ HCP and does not deny a 4-card major.]
<< 2H 7+ HCP, no good suits
2NT 7+ HCP, 5+ heats
Rebids: 2C-2D-2NT shows 23-24 HCP
2C-2H-2NT shows 23-24 HCP >>
(ii) Opening 2D : weak ___ strong, forcing ___ Flannery (4-5 in H/S) ___
strong 3-suiter ___ strong in diamonds ___ strong, 24+ 'total points' ___
<< 2D: 23+ HCP or 9 playing tricks, artificial game forcing >>
Flannery is assumed to show 11-15 points. If your version of Flannery is
different, please tell us here : _____________
Responses to 2D
<< 2H 0-7 HCP, negative
2S 6+ HCP, no good suits
2NT 7+ HCP, 5+ spades
Rebids: 2D-2H-2NT shows 25-26 HCP
2D-2S-2NT shows 25-26 HCP >>
2H/2S/3C : natural, forcing (usually opening bid strength+ in response to
a weak 2D) ___ natural, non-forcing ___ natural, forcing (Acol style) ___
2NT : artificial, forcing (usually opening bid strength+ in response to a
weak 2D) ___ negative (Acol style) ___ positive, balanced (modified Acol
style) ___
If 2NT is used an a forcing enquiry after a weak 2D, what do opener's rebids
show : feature ? ___ or Ogust style ? ___
[Assumed that 2D(weak)-3D is a pre-emptive raise]
(iii) Opening 2H : weak _X_ strong, forcing ___
Responses to 2H
2S/3C/3D : natural, forcing (usually opening bid strength+ in response to
a weak 2H) _X_ natural, non-forcing ___ natural, game-forcing (Acol style)___
weak 2H) _X_ negative (Acol style) ___ positive, balanced (modified Acol
style) ___
[Assumed that 2H(weak)-3H is a pre-emptive raise]
(iv) Opening 2S : weak _X_ strong, forcing ___
Responses to 2S
3C/3D/3H : natural, forcing (usually opening bid strength+ in response to
a weak 2H) _X_ natural, non-forcing ___ natural, game-forcing (Acol style)___
weak 2S) _X_ negative (Acol style) ___
[Assumed that 2S(weak)-3S is a pre-emptive raise]
General questions on 2-openers :
If 2D/2H/2S weak, what range ? _6-10_ Minimum length ? _6+ or 5 in 3rd seat_
If it guarantees a certain number of HCP in the suit, how many ? ___
Does any weak 2 opening bid deny 4+cards in an unbid major ? _Yes in 1st and 2nd seat_
If 2NT is used an a forcing enquiry after a weak 2H or 2S, are responses
Ogust style _X_ or feature showing ___ ?
Assumed that Ogust 3C and 3D show the weaker hand, with 3D showing a better
suit quality. If your version is different, please explain here :
_______________________
If 2H/2S/3C/3D are positive responses to a 2C opener, what suit strength do
they guarantee ? ______ and suit length ? _____
<< 2S/3C/3D shows 5+card, 2N shows 5+hearts >>
<< After 2D opening:
3C/3D/3H shows 5+card, 2N shows 5+spades >>
(6) Opening 3-bids and Responses
[Assumed that an opening 3-suit bid shows a 7-carder, possibly 6 or 8. HCP
range between 5-9 (maybe a point or two less at favourable vulnerability
and/or position)]
Does it guarantee a minimum suit quality ? ___
Could it be very light (eg Qxxxxxx and nothing else) ? ___
[Assumed that new suit responses to an opening 3-suit bid are natural and
forcing. Game bids are to play. Direct raises are to play, either 'real', or
sacrifice. If that's not you, please
explain]________________________________
3NT : Gambling (solid minor) _X_ Strong, balanced-ish ____
If Gambling, what is maximum outside strength ? _At least two outside stoppers. (Acol 3NT)_
[Assumed that a 4C or 5C response to a Gambling 3NT says "pass or correct to
diamonds"]
If strong, balanced-ish, what range ? _____
(7) Opening 4-bids
['Good' is assumed to be ~8-9 playing tricks. 'Bad' could be KJxxxxxx and
nothing. 'Natural' is ~7-8 playing tricks.]
4C : natural, pre-emptive _X_ 'good' opening 4H bid ___ 'bad' opening 4H
bid ___ something else (what ?) _______________
4D : natural, pre-emptive _X_ 'good' opening 4S bid ___ 'bad' opening 4S bid
___ something else (what ?) _________
4H : natural, pre-emptive _X_ 'good' 4H bid ___ 'bad' 4H bid ___ something
else (what ?) __________
4S : natural, pre-emptive _X_ 'good' 4S bid ___ 'bad' 4S bid ___ something
else (what ?) __________
(7) Overcalls
(i) Suit overcalls
Simple overcall (non-jump) : 1x-(1y) or 1x-(2y) : natural, 5+ cards _X_ very
light ? ___
["natural" is assumed to be ~ 7-16 HCP]
Can a 1-level overcall *ever* be made on a 4-card suit ? ___
<< Responses to Simple Overcall:
New Suit: Non-Forcing Constructive
Jump Raise: Weak
Cuebid: Unassuming, jump cuebid shows support >>
Jump overcalls : weak _X_ intermediate (~11-16) ___ strong (~15-18) ___
Ghestem (please explain) ______________
<<Jump overcalls at balancing position:
Non-passed hand: Intermediate
Passed hand: Roman jump overcall
Cue bid = non-touching two suiter (at least 5-5)
Suit bid = the suit bid and the next suit (at least 5-5) >>
If weak jump overcall, what suit quality is guaranteed ? ___
Cue-bid overcall : Michaels _X_ Ghestem ___ very strong ___
If Michaels or Ghestem, what HCP range ? _Non-vul 8-12, Vul 10-14_
If "very strong", is it game-forcing ? ___ or not ? ___
(ii) NT overcalls
Direct 1NT overcall : 15-18 ___ 16-18 _X_
If two suits bid, 1NT overcall is : strong, balanced ___ Unusual ___
Balancing 1NT overcall : 11-14 (over 1C or 1D) ___ 11-16 (over 1H or 1S) ___
11-15 _X_ 12-14 ___ 12-15 ___ 10-12 (passed hand) ___ <<10-11 (passed hand)>>
If two suits bid, 1NT overcall is : strong, balanced ___ Unusual _X_
Jump to 2NT : both minors ___ lowest two (or both) unbid suits _X_
After a 1NT overcall : systems on ___ systems off ___ only Stayman on _X_
8. Doubles
(i) Action over an oppos take-out double [1suit-(Dbl)-?]
Simple change of suit response is forcing ? _1-level_ non-forcing ? _2-level_
Jump shift response is weak, non-forcing ? _2-level_ invitational, non-forcing ?
_3-level_
If you normally play 1m-2m as an inverted raise, is it still an inverted
raise after the intervening double ? Yes (still inverted)___ No (it's weak)
_X_
What does a 2NT response mean after 1-suit-(Dbl) ? Limit raise to 3-suit
(Truscott) _X_ game-forcing (15+) ___
[Assumed that (i) a redouble shows ~9+ HCP and will generally deny 4+-card
support for opener's suit (maybe not if it's a minor), and (ii) a jump to
3-samesuit by responder is a pre-emptive raise.]
<< Redouble does not deny 4+card support >>
(ii) Negative/Support/Responsive/Competitive doubles
Which of these do you play ? negative doubles _X_ support doubles ___
responsive doubles _X_ competitive doubles ___ Don't ever use negative
doubles _____
Any special agreements ? __________________________
Up to what level do these doubles apply ?
negative doubles __2S__
responsive doubles __3S__
support doubles ______
competitive doubles ______
If you play support doubles, do you also play support redoubles ? ___
After (1M)-Dbl-(2m/3m)-*Dbl*, does this responsive double say anything
definite about the unbid major suit ? (Like, "I have exactly four" or "I
don't have four") _________ << This case is penalty >>
Anything special about any of your doubles ? _Maximal Overcall Double_
<< Maximal Overcall Double (example):
1H-2D-2H-3D-X is game invitation.
1H-2C-2H-3C-X is penalty and 1H-2C-2H-3C-3D is game invitation. >>
[Note : Hans L reckons that some high-level doubles might be interpreted
differently by various programs. This is inevitable and we'll just have to
look out for instances of these and deal with them if/when they arise]
9. Defence to 1NT
Please describe 2C / 2D / 2H / 2S / 2NT overcalls. If any are conventional,
please give approx. HCP range _________________
<< Cappelletti
2C: One-suited hand Non-vul 7-16, Vul 9-16
2D: Hearts + Spades Non-vul 8-16, Vul 9-16
2H: Hearts + a minor Non-vul 8-16, Vul 9-16
2S: Spades + a minor Non-vul 8-16, Vul 9-16
2NT: Both minors or strong two suiter >>
<< Double:
Against weak NT: Penalty
Against strong NT: 5+card minor and 4+card major.
Minor suit is stronger than major suit. >>
What are 3-level overcalls ? Strongish ___ Weak _X_
Is double always for penalty ? Yes ___ No _X__
If 'No', when is double not for penalty ? __Against strong NT__
What about a balancing double ? __Same as direct position _X_
If any 2-level overcall is conventional, what conventional responses are
available to advancer ? [eg if partner's 2C is Landy, 3C by me is game
invitational, showing support for both majors] ___________________
<< 2C ---- 2D Request partner to bid his long suit.
|-- 2N 11+ At least two-card in all four suits.
|-- 2H,2S Good 5-card or longer suit.
2D ---- 2N Request partner to bid his better minors.
2H,2S ---- 2N Request partner to identify his minor suit. >>
10. Defence to Weak 2's / 3's /4's
At the 2 and 3-level, Double is for take-out _X_ penalty ___
At the 4-level, Double is take-out _4C/4D/4H_ value-showing _4S_ (please
specify if this depends on the suit opened)
Any special defence(s) to weak 2's / 3's ? ______________________
Do you play Lebensohl after a weak 2 opening is doubled ? ie, after (weak
2)-Dbl-(pass) would 2NT by advancer be natural ___ or weak, forcing doubler
to rebid 3C _X_
the bid minor + the other Major ? Yes ___ No _X_
11. Slam Conventions
Which do you play ? Gerber _X_ Blackwood _X_ Key-card Blackwood ___
something else (what)__________
If Gerber, when ? __after 1NT/2NT opening and direct 1NT overcall__
If Key-card Blackwood, does 5C show 1/4 ___ or 0/3 ___
Any special slam bidding agreements ? _______________________
12. Opening leads / Signals / Discards
General style : 4th _vs Notrump_ 3rd/5th _vs Suit_
(i) Leads against suit contracts (more detailed list to follow)
<x>x
<x>x x
<x>x x x
<x>x x x (x...)
<10>x<x> <<No clear agreement >>
<10>9<x> <<No clear agreement >>
H x<x> <<H is possible>>
H x<x>x <<H is possible>>
A<K>x (x..) any difference if AK doubleton ? __Ace___
(ii) Leads against NT contracts
<x>x
<x>x x
x x x<x>
x x x<x>(x...)
<10>x<x> <<No clear agreement >>
<10>9<x> <<No clear agreement >>
H x<x> <<H is possible>>
H x x<x> <<H is possible>>
A<K>x (x..) any difference if AK doubleton ? __Ace__
(iii) Signals / Discards
Primary signal to partner's lead is : count ___ attitude _X_ nothing
relevant ___
First discard is generally : attitude _X_ count ___ suit preference ___
nothing relevant ___
If first discard shows attitude, does high encourage ? _X_ or discourage ? ___
If count, does hi-lo show an even number ? ____ or an odd number ? ____
13. Other Conventions
Smolen ___ Lebensohl _X_ Reverse Drury ___ Splinters _X_
Unusual NT _X_ 'Sandwich' NT _X_ Checkback Stayman ___ Puppet Stayman _after 2NT_
<< New Minor Frocing >>
14. General :
Fourth Suit Forcing : always game forcing ? ___ GF at 3-level or higher ?
_X_ GF at 2-level or higher ? ___
What about 1C-1D-1H-*1S* : do you play the 1S bid as natural ? ___ or FSF ? _X_
only) ___ weak (always) ___
A Double of a 1NT opening bid is assumed to be for penalty. If you don't
always play that, tell us about it here __See 9. Defence to 1NT___
Any special defence to a strong 2C or 2D opening bid ? _Dbl=5-5 majors, 2NT=5-5 minors_
In general, does a first cue-bid always show an Ace ? Yes ___ Maybe a King
if bidding is below game-level ___ No, cheapest control (A or K) is shown
first ___ << Probably Ace, but King or void is possible >>
After partner's 1C opening bid, do you bypass diamonds if you hold 4
diamonds and 4 cards in a major ? Yes, regularly ___ Never _X_ Sometimes,
but usually on weak hands only ___
If your 4NT bid is overcalled, do you play DOPE ___ DEPO ___ DOPI ___ or
ROPI ___ or anything similar ?
Do you use 'negative free bids' ? Yes ___ No _X_ [ie, after 1H-(2C), would a
2S bid be forcing or weak (a negative free bid)]