Stephen Joseph Smith
stephen@bridgebaron.com
Lead Programmer
Great Game Products
7825 Tuckerman Lane, Suite 206
Potomac, MD 20854
United States of America
+1-301-299-9005
Fax: +1-301-765-8004
http://www.bridgebaron.com/
a bold font is used to indicate something
that did not precisely fit Mike's convention card
format
Program _Bridge
Baron_________________
Basic System _Standard American Five-Card
Majors_
(1) Opening NT bids and responses
(i) 1NT opening bid and responses
1NT: 12-14 ___ 13-15 ___ 14-16 ___ 15-17 ___
16-18 _Yes_
any variation depending on vulnerability?
_No____________
5-card major possible? _No__ not even xxxxx
? _Not even xxxxx_
6-card minor possible? _No__
two doubletons possible (5422 shape)? _Yes_
2C: Stayman _Yes_
does 2C promise at least one 4-card Major?
_Yes_
does 2C promise any HCP ? _No_
2D: transfer to 2H, guarantees 5+ hearts _Yes_
2H: transfer to 2S, guarantees 5+ spades _Yes_
2S: minor-suit Stayman (very rarely with
a 4-card major) _Yes_ (denies 4-card major) minimum
raise to 2NT ___
transfer to 2NT ___ to 3C ___
2NT: invitational _Yes_ maximum raise to 2NT
___ transfer to 3C ___ to 3D___ to a minor ___
3C: natural, forcing _Yes_ invitational ___
transfer to 3D ___
3D: natural, forcing _Yes_ invitational ___
3-suiter, short D ___
3H: natural, forcing _Yes_ weak ___ both majors,
5+/5+, invitational ___
weak ___ 3-suiter, short H ___ not used ___
3S: natural, forcing _Yes_ weak ___ 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____________
4C: Gerber _Yes_
4D: natural, forcing ___ both majors, 5+/5+
___ transfer to 4H _Yes_
4H: natural, sign-off ___ transfer to 4S _Yes_
4S: natural, sign-off ___ both minors, 5+/5+
_Yes_ not used ___
If 4D & 4H are transfers, are they slam
invitational? _No_ or weaker _Yes_
(ii) 2NT opening bid and responses
2NT: 20-21 ___ 20-22 ___ 21-22 _Yes_ other_____
could contain a 5-card major? _Yes_ or a 6-card
minor? _No_
could contain two doubletons? _Yes_ could
be 4441 shape? _Yes_
3C: Stayman _Yes_ Baron ___
after Stayman 3C:
3D: denies a 4-card major _Yes_ denies a 5-card
major ___
3H: shows 4 hearts _Yes_ shows 5 hearts ___
shows 4 spades ___ shows 5 spades ___
3S: shows 4 spades _Yes_ shows 5 spades ___
shows 4 hearts ___ shows 5 hearts ___
3NT: denies a 4-or 5-card major ___ not
used _Yes_
3D: transfer to 3H _Yes_ natural, forcing
___ Flint ___
3H: transfer to 3S _Yes_ natural, forcing
___
3S: minor-suit Stayman (very rarely with
a 4-card major) _Yes_ (denies 4-card major) ___ natural,
forcing ___ transfer to clubs ___ not used ___
4C: Gerber _Yes_ transfer to diamonds ___
4D: natural, forcing ___ transfer to 4H _Yes_
5-5 majors ___
4H: natural ___ transfer to 4S _Yes_
4S: natural ___ not used __ both minors _Yes_
(iii) 3NT opening bid
3NT: 25+ _Yes_ solid minor ___
If 3NT shows a solid minor, what is outside
suit strength? ___________
[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 _Yes_ 15-16 ___
15-17 ___ 15-18 ___
any specials ? _No___________
1x-1y-2NT: 17-18 ___ 18-19 ___ 18-20 ___
19-20 _Yes_
1x-1y-3NT: 19-20/21 ___ 20-21 ___ ~16-19,
long x ___ forcing major suit raise if y = hearts or spades _Yes_
1x-2y-2NT: 12-14 _Yes_ 12-17 ___ 14-15 ___
15-16 ___ 15-17 ___ 15-18 ___
1x-2y-3NT:
15-2017/18/19 _Yes_ 16-19 ___ 17-19 ___ 18-19
___ 19-20 ___
(3) 1M opening bids and responses
1M: 4+ cards ___ 5+ cards _Yes_
If 5+ cards, can it *ever* be on a 'good'
4-card suit? _No_
(i) Responses to 1M in an uncontested auction
1NT: non-forcing ___ forcing _Yes_ : what
range _6-12 Total Points_
2m: natural, forcing _Yes_ natural, game-forcing
___ Drury, by passed hand___
If Drury, what does 2C show ? ______________
Is 2m forcing if by passed hand ? _Yes_
2M: [Assumed to be weak limit raise, 3+ cards]
2NT: natural, balanced, invitational ___ forcing,
agrees M _Yes_ forcing,
12-15 ___ Baron ___
If forcing, agreeing M, is it game forcing?
_Yes_
If natural, does it guarantee exactly 2 cards
or 3 cards in opener's suit?___
3C: natural, game force (by unpassed hand)
___ weak raise to 3M (Bergen style) ___ Weak Jump-Shift _Yes_
3D: natural, game force (by unpassed hand)
___ invitational raise to 3M (Bergen style) ___ Weak Jump-Shift _Yes_
3M: invitational _Yes_ forcing ___ weak raise
(Bergen style) ___
3NT: natural, balanced ~13-15 ___ balanced
raise to 4M ___ natural, balanced 16-18 _Yes_
4m: Splinter _Yes_ Swiss ___
If Swiss, please explain 4C and 4D
________________
(ii) Responses to 1M in a contested auction
3M: weak raise ______ Invitational _Yes__
(please specify approximate strength) 10-12 Total Points
cue-bid: forcing _Yes_ forcing, agrees M ___
directional asking bid ___
after 1M-(Dbl):
2NT: invitational raise to 3M ___ forcing,
agrees M _Yes_
3M: weak raise ___ Invitational _Yes_
any specials after an overcall or a double?
_No_________________
(4) 1m opening bids and responses
1m: 3+ cards (1C if 3-3) _Yes_ 4+ cards ___
Could a 1C opening bid show just 2 clubs (4432
shape)? _No_
(i) Responses to 1m in an uncontested auction
1NT: 6-9 ___ 6-10 _Yes_ 7-10 ___ 9-11 ___
1C=7-10, 1D=6-10 ___
2m: weak raise ___ ; good raise (8-10) _____
; inverted raise, forcing _Yes_
2M: game force ___ Weak Jump-Shift _Yes_
2NT: invitational, balanced ___ forcing, balanced
1213-15 _Yes_ weak raise
to 3m, with bad suit ___ Baron ___
If balanced, does 2NT deny a 4+-card major?
_Yes_
3m: invitational raise ___ preemptive raise
___ weak raise to 3m, with good suit _Yes_
3NT: balanced 13-14 ___ balanced 13-15 ___
balanced 16-18 _Yes_ 4-3-3-3 with three trump____
Does 3NT deny a 4+-card major ? _Yes_
4m: preemptive raise _Yes_ strong raise (15+)
___
(ii) Responses to 1m in a contested auction
after 1m-(simple suit overcall)
2m: weak raise _Yes_ good (inverted) raise
___
3m: weak (inverted) raise ___ Invitational
_Yes_
cue-bid: forcing _Yes_ forcing, agrees m ___
directional asking bid ___
after 1m-(Dbl):
2NT: invitational raise to 3m ___ forcing,
balanced 13-15 _Yes_
3m: weak raise ___ Invitational _Yes_
any special bids after an overcall or a double
? _No_________________
(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) _Yes_ Benjamin-style
(8 playing tricks or 21-24 balanced)___
"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) ___ waiting _Yes_
[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.]
(ii) Opening 2D : weak _Yes_ strong, forcing
___ Flannery (4-5 in H/S) ___
strong 3-suiter ___ strong in diamonds ___
strong, 24+ 'total points' ___
Flannery is assumed to show 11-15 points.
If your version of Flannery is different, please tell us here : _____________
Responses to 2D
2H/2S/3C: natural, forcing (usually opening
bid strength+ in response to a weak 2D) _Yes_ natural, non-forcing ___
natural, forcing (Acol style) ___
2NT: artificial, forcing (usually opening
bid strength+ in response to a weak 2D) _Yes_
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 ? _Yes_ or Ogust style ? ___
[Assumed that 2D(weak)-3D is a preemptive
raise]
(iii) Opening 2H: weak _Yes_ strong, forcing
___
Responses to 2H
2S/3C/3D: natural, forcing (usually opening
bid strength+ in response to a weak 2H) _Yes_ natural, non-forcing ___
natural, game-forcing (Acol style)____
2NT: artificial, forcing (usually opening
bid strength+ in response to a weak 2H) _Yes_
negative (Acol style) ___ positive, balanced
(modified Acol style) ___
[Assumed that 2H(weak)-3H is a preemptive
raise]
(iv) Opening 2S: weak _Yes_ strong, forcing
___
Responses to 2S
3C/3D/3H: natural, forcing (usually opening
bid strength+ in response to a weak 2H) _Yes_
natural, non-forcing ___ natural, game-forcing (Acol style)_____
2NT: artificial, forcing (usually opening
bid strength+ in response to a weak 2S) _Yes_ negative (Acol style) ___
[Assumed that 2S(weak)-3S is a preemptive
raise]
General questions on 2-openers:
If 2D/2H/2S weak, what range _5-13 HCP_ Minimum
length ? _6_ 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?
_only in 1st or 2nd seat_
If 2NT is used an a forcing enquiry after
a weak 2H or 2S, are responses
Ogust style ___ or feature showing _Yes_ ?
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? _none_
and suit length? _5+ major, 6+ minor_ and overall strength _8-11 Total
Points_
(6) Opening preemptive 3-bids and Responses
Does it guarantee a minimum suit quality
non-vulnerable? _No___ If vulnerable? _No____
Could it be very light non-vulnerable (e.g.
Qxxxxxx and nothing else)? _No___ minimum Vulnerable? _No____
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) _____ Strong,
balanced _Yes_
If Gambling, no outside A or K in
1st or 2nd position? ____, if so what about
3rd and 4th position?____
or what is maximum outside strength? _____
[Assumed that a 4C or 5C response to a Gambling
3NT says "pass or correct to diamonds"]
If strong, balanced, what range? _25-37_
(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, preemptive _Yes_ 'good' opening
4H bid ___ 'bad' opening 4H bid ___
something else (what?) _______________
4D: natural, preemptive _Yes_ 'good' opening
4S bid ___ 'bad' opening 4S bid ___
something else (what?) _________
4H: natural, preemptive _Yes_ 'good' 4H bid
___ 'bad' 4H bid ___
something else (what?) __________
4S: natural, preemptive _Yes_ '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 _Yes_ very light? ___
["natural" is assumed to be ~ 7-16 HCP]
Can a 1-level overcall *ever* be made on a
4-card suit? _No_
Jump overcalls : weak _Yes_ intermediate (~11-16)
___ strong (~15-18) ___
Ghestem (please explain) ______________
If weak jump overcall, what suit quality is
guaranteed? _None_
Cue-bid overcall : Michaels _Yes_ Ghestem
___ very strong ___
If Michaels or Ghestem, what HCP range? _5-11_
If "very strong", is it game-forcing? ___
or not? ___
(ii) NT overcalls
Direct 1NT overcall: 15-18 ___ 16-18 _Yes_
If two suits bid, 1NT overcall is : strong,
balanced _Yes_ Unusual ___
Balancing 1NT overcall : 11-14 (over 1C or
1D) ___ 11-16 (over 1H or 1S) ___
11-15 ___ 12-14 ___ 12-15 _Yes_ 10-12 (passed
hand) ___
If two suits bid, 1NT overcall is : strong,
balanced _Yes_ Unusual ___
Jump to 2NT: both minors ___ lowest two (or
both) unbid suits _Yes_
After a 1NT overcall : systems on _Yes_ systems
off ___ only Stayman on ___
8. Doubles
(i) Action over an opposing take-out double
[1suit-(Dbl)-?]
Simple change of suit response is forcing?_Yes_
non-forcing? ___
Jump shift response is weak, non-forcing?
_Yes_ invitational, non-forcing? _____
If you normally play 1m-2m as an inverted
raise, is it still an inverted raise after the intervening double?
Yes (still inverted)_Yes_ No (it's weak)____
What does a 2NT response mean after 1-suit-(Dbl)?
Limit raise to 3-suit (Truscott) ___ game-forcing (15+) _Yes_
[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-same suit by responder is a preemptive raise.]
(ii) Negative/Support/Responsive/Competitive
doubles
Which of these do you play? negative doubles
_Yes_ support doubles ___
responsive doubles _Yes_ competitive doubles
___ Don't ever use negative Dbls _____
Any special agreements? __________________________
Up to what level do these doubles apply?
negative doubles _2S___
responsive doubles _4D___
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") _No______
Anything special about any of your doubles
___________________
[Note: 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, describe_Cappelletti________
What are 3-level overcalls ? Intermediate
___ Weak _Yes_
Double: Penalty? Yes _Yes_ No ___
If 'No', describe _____________________
Balancing double? _Penalty______
If any 2-level overcall is conventional, what
conventional responses are available to advancer ? [e.g. if partner's 2C
is Landy, 3C by me is game invitational, showing support for both majors]
_Over 2H/2S, 2N = "bid your minor"_
10. Defence to Weak 2's / 3's /4's
At the 2 and 3-level, Double is for take-out
_Yes_ 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?
_Lebensohl____________
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 or strong, forcing doubler to rebid 3C _Yes_
Do you play Leaping Michaels? ie after (weak
2H/2S), does a jump to 4m show the bid minor + the other Major
Yes ___ No _X_
11. Slam Conventions
Which do you play? Gerber _Yes_ Blackwood
_Yes_ Key-card Blackwood ___
something else (what)__________
If Gerber, when? _response to 1NT/2NT, rebid
after 1NT-2C__
If Key-card Blackwood, does 5C show 1/4 ___
or 0/3 ___
Any special slam bidding agreements? _GSF,
Voluntary Five-Major Bids, Control Asking Bids__
12. Opening leads / Signals / Discards
General style: 4th _Yes_ 3rd/5th ___
(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
10
9 x
H x x
H x x x
A K x (x..) any difference if AK doubleton?
_No_
(ii) Leads against NT contracts
x
x
x x x
x x x x
x x x x (x...)
10 x x
10
9 x
H x x
H x x x
A K x (x..) any difference if AK doubleton?
_No___
(iii) Signals / Discards
Primary signal to partner's lead is: count
___ attitude _Yes_ nothing relevant ___
First discard is generally attitude _Yes_
count ___ suit preference ___ nothing relevant ___
If first discard shows attitude, does high
encourage? _Yes_ or discourage?____
If count, does hi-lo show an even number?
_Yes_ or an odd number? ____
13. Other Conventions
Smolen _Yes_ Lebensohl _Yes_ Reverse Drury
_Yes_ Splinters _Yes_
Unusual NT _Yes_ 'Sandwich' NT _No_ Checkback
Stayman _No_ Puppet Stayman _No_
14. General:
Fourth Suit Forcing : always game forcing
___ GF at 3-level or higher?_Yes_ GF at 2-level or higher? ___
What about 1C-1D-1H-*1S*: do you play the
1S bid as natural? ___ or Fourth Suit Forcing?_Yes_
Jump shifts: always strong ___ weak (uncontested
only) _Yes_ weak (contested 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
_______________________________________
Any special defence to a strong 2C or strong
2D opening bid? _No__________
In general, does a first cue-bid always show
an Ace? Yes _Yes_ Maybe a King if bidding is below game-level ___ No, cheapest
control (A or K) is shown first ____
After partner's 1C opening bid, do you bypass
diamonds if you hold 4 diamonds and 4 cards in a major?
Yes, regularly _Yes_ Never ___
Sometimes, but usually on weak hands only
___
If your 4NT bid is overcalled, do you play
DOPE ___ DEPO ___ DOPI ___ or
ROPI ___ or anything similar? Double if
LHO stole bid, make normal response if possible, else pass
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)]