Bridge - Bidding System Bridge - Common Language 2000
OPENING
1♣ – 12-14PC; balanced system or 4414 ("Small WITHOUT ATU"), 15-17PC; unbalanced system; 5♣+, 18+PC; arbitrary layout; ("Strong club")
1♦ – 12-17PC; 5♦+ the 4441 z 4♦, 12-14PC; 4♦ i 5♣; then clubs in height are reported 2 i 3;
1♥ – 12-17PC; 5♥+;
1♠ – 12-17PC; 5♠+;
1BA – 15-17PC; balanced system; acceptable younger five and a weak older one;
2♣ – Precision; 11-14PC; 5♣ i 4♥/♠, 11-14PC; 6♣;
2♦ – Wilkosz; 6-10PC; 5-5 with at least one senior five;
2♥ – 6-10PC; 6♥+; (weak two)
2♠ – 6-10PC; 6♠+; (weak two)
2BA – 6-10PC; 5♣-5♦;
3♣/♦/♥/♠ – principle 4-3-2-2;
4♣/♦ – ok. 9 lion on full senior ♣-♥; ♦-♠;
4♥/♠ – block; principle 4-3-2-2;
* principle 4-3-2-2 – assuming without how many tricks we will lose if the partner has nothing:
-4 in favorable assumptions, -3 we before the party, -2 both after the party, -2 my po party;
1♣ – ?
1♦ – 0-6PC then rather a strip; >5PC of course, 7-11PC without the older four; then 2♣/2♦ z 5; 3♣/♦ z 6 (9-11PC); 2♠ 5-4 in the younger ones, 17+PC without the older four; then 2NT (18-19PC); 3BA (17-18PC)
1♥/1♠ – 7PC+; 4♥/♠+
1BA – 8-10(11)PC; balanced without the top four; Junior Fridays allowed;
2♣/2♦ – 5♣/♦+; 12PC+; forcing do dogranej; maybe older 4;
2♥/2♠ – 6♥/♠+; 16PC+; Slam invitations;
2BA – 11-12(13)PC; balanced; no older fours;
3♣/3♦ – 9-11PC; 6♣/♦+; good color with two senior honors;
3♥/3♠ – 7♥/♠ + with two older honors; nothing to the side;
3BA – 13-15PC; balanced without the top four;
1♣ – 1♦
?
1♥/1♠ – 12-14PC 4+♥/♠;
1BA – 17-21PC balanced (then as after 1NT)
2♣ – 15-17PC; 5♣+, without the older four; 18PC + with the older four;
2♦ – artificial forcing to play; then naturally except 2♥;
2♥/2♠ – 18PC+; 5♥/♠+ (invitations to play)
2BA – 22-24PC; balanced then Stayman;
3♣/3♦ – 18+PC; 6♣/5♦+;
1♣ – 1♥/1♠
?
1♠ – 12-14PC; 4♠; pushes; can also be weak 5 ♠; 18PC+; then repeats peaks;
1BA – 12-14PC; sustainable without being mature 4;
2♣ – 15PC+; 5♣+; forcing on 1 encirclement; non-forcing response. na 2♣ to: 2BA i 3♣
2♦ – (The reverse); pushes to the end; 18PC+; 3+ fit
2♥/2♠ – (picking up a partner's color); fit 4; 12-14 PC
2♥/2♠ – the second older color; 18PC+; 5♥/♠+
2BA – 18PC+; sustainable; no older fours and no fit;
3♣/3♦ – 18PC+; 6♣/♦+
3♥/♠ – (picking up a partner's color) 15-17PC; fit 4 i 5♣;
3BA – attempt to take 9 a lion based on a clubs;
1♣ – 1BA
?
NOT – 12-14PC
2♣ – 15PC+; 5♣+; forcing on 1 encirclement; then he reports the arrests to BA;
2♦ – 18PC+; 4♦+; pushes to the end;
2♥/2♠ – 18PC+; 5♥/♠+; pushes to the end;
2BA – inwit do 3BA; especially inviting hand layout
3♣/3♦ – 18PC+; 6♣/♦+; pushes to the end;
3♥/3♠ – 18PC+; self-matching of the bidding color; calls for a cue-bid (Asa or Kr);
1♣ – 3♣/3♦
?
3♦/♥/♠ – checking stops up to 3NT or 18PC +;
1♦ – ?
1♥/1♠ – 7PC+; 4♥/♠+
1BA – 8-10PC; sustainable; without the older four
2♣ – 12PC+; 5♣+ the 9-11PC; 6♣;
2♦ – 10PC+; fit 4; forcing on 1 encirclement;
2♥/2♠/3♣ – the convention "jump response"
2BA – 11-12PC; no older fours;
3♦/4♦ – 5-9PC; fit 4; blocking;
3BA – 13-15PC; no older fours;
1♦ – 1♥/1♠
?
1BA – 12-14; lack 4 fit; no younger one 5;
2♣ – 12PC+; 5♣+ the 9-11PC; 6♣;
2♦ – 12-14PC; 6♦+;
2♥/2♠ – ( lift) 12-14PC; fit 4;
2♥/2♠ – 15-17PC; 4♥/♠+; then non-forcing only 3♦ and repeating your color;
2BA – 15-17PC; 6♦+
3♣ – 15-17PC; 5-5 on the younger ones;
3BA – Gambling; full color + 1 stopper
1♦ – 2♣
?
2♦ – 12-14PC; 5♦+
2BA – three-color layout (4441-partner color); 12-17PC; then only 3 ♣ does not force;
3♣ – fit 4; surplus approx. 14PC;
1♦ – 2♦
?
2♥/2♠ – natural; then corresponding to the seminary; may be stopping;
3♦ – 12-14PC; not suitable for BA;
1♥ – ?
1♠ – 7PC+; 4♠+; how more points can fit;
1BA – 7-11PC; without fit; without the 4♠;
2♣ – 12PC+; 4♣+;
2♦ – 12PC+; 5♦+;
2♥ – 6-10PC; fit 3;
2♠ – 6♠+; 16PC+; Slam invitations;
2BA – 10PC+; fit 3; inwit; then only 3♥ it's not strenuous;
3♣/♦ – a certain surplus; ok. 14 PCs; 4♣+/5♦+;
3♥ – block;
3BA – ARTIFICIAL; uncomfortable splinter; shortness of diamonds; fit 4;
4♦ – 9-13PC; fit; balance increase to play;
4♥ – 0-8PC; 4 fit; tactical block;
1♠ – ?
1BA – 7-11PC;
2♣ – 4♣+; 12PC+; 6♣; 9-11PC; it can be on three ♣ to check the feasibility of the game of hearts, but with fit ♠ (3-4-3-3);
2♦ – 12PC+; 5♦+;
2♥ – 8PC+ i 6♥ lub 10PC+ i 5♥;
2♠ – 6-10PC; fit 3;
2BA – 10PC+; fit 3; inwit; then only 3 ♠ is not forcing;
3♣/♦ – a certain surplus; ok. 14 PCs; 4♣+/5♦+;
3♠ – block;
3BA – awkward Splinter; shortness of hearts; fit 4;
4♥ – 9-13PC; balance increase to play;
4♠ – 0-8PC; tactical block;
1♠ – 2♥
3♥ – bottom opening; fit;
4♥ – slightly better opening than in the variant 3♥;
1BA – ?
2♣ – 0+ with the older four (fours); (then it fits), 8+ with the older four on the balanced, forcing do dogranej
2♦/♥ – "Little texas"; directly five cards of the highest suit; any force;
2♠ – inwit do 3 BA or texas on clubs;
2BA – texas na ♦; 6♦+;
3♣,3♦,3♥,3♠ – shortness, Convention 5-4-3-1
4♣ – question about Aces; Gerber;
4♦/4♥ – 6♥/♠+; transfer to an older one;
1BA – 2♣
?
2♦ – no elders;
2♥ – 4♥;
2♠ – 4♠;
1BA – 2♣
2♦ – ?
2♥ – weak card on 4♥;
2♠ – Scheduled stayman;
2BA, 3BA – naturally;
3♣/♦ – 7-9PC; natural with the older four; inwit do 3BA;
3♥/3♠ – Convention 5-4-3-1;
1BA – 2♦/♥
?
2BA – good card; fit; but he plays better in BA;
3♥/3♠ – surplus;
1BA – 2♠
?
2BA – weak opening variant
3♣ – 17PC – strong variant
1BA – 2♠
2BA – ?
3♣ – weak hand on ♣;
3♦/♥/♠ – shortness and clubs;
3BA – strong hand on ♣;
1BA – 2♠
3♣ – ?
3 BA – when it was the invitations
1BA – 2BA
?
3♣ – good fit diamonds; good opening, inwit do 3BA;
2♣ – ?
2♦ – 9PC+; layout question; invitations to play;
2♥/♠ – 9PC+; 5♥/♠+;
2BA – 12-13PC; sustainable; inwit do 3BA;
3/4♣ – signoff;
3♦/♥/♠ – 9PC+; 6♦/♥/♠+; pushes to the end;
3BA – 14-15PC; sustainable;
2♣ – 2♦
?
2♥/♠- 4♥/♠
2BA – 6♣; good hand to BA;
3♣ – 6♣; the hand is not good for BA;
3♦ – 6♣ i 4♦;
3♥/♠ – 6♣ and shortness auctioned;
3BA – full ♣;
2♦ – ?
2♥/2♠ – 3♥/♠+; no chance of a game;
2BA – 13PC+; a question about colors; pushes to the end;
3♣ – 6♣+; sign-off;
3♦ – fits in older ones; invitations to the match with the fit in both older ones;
3♥ – locking with fit on both older ones;
4♣ – partner, show your senior texas, because I have fits for you;
4♦ – partner show your elder naturally, because I have fits for you;
2♦ – 2BA
?
3♣ – ♣ i ♥/♠; then 3♦ it's a question about the older one;
3♦ – ♦ i ♥;
3♥ – ♥ i ♠;
3♠ – ♠ i ♦;
* then 4 in the junior shown calls for a cue-bid; the elder closes;
2♥ – ?
2♠ – 13PC+; the question of shortness; invitations to the end;
2BA -13PC+; 5♠+; forcing you to answer;
3♣/3♦ – 13PC+; 5♣/♦+; pushes to answer;
3♥ – blocking the opponent;
4♥ – sign-off;
2♥ – 2♠
?
2BA – peak shortness;
3♣/♦ – shortness ♣ /♦;
3♥ – no shortness;
2♠ – ?
2BA -13PC+; pushes to the end; the question of shortness;
3♣/♦ – 13PC+; 5♣/♦+; pushes to answer;
3♠ – blocking;
4♠ – sign-off;
2♠ – 2BA
?
3♣/♦/♥ – shortness ♣ /♦/♥;
3♠ – no shortness;
2BA – ?
3♣/♦ – sign-off;
3♥ – layout question;
3♠ – standalone peaks;
3BA – sign-off;
4♣/♦ – block;
2BA – 3♥
?
3♠ – dubel ♠;
3BA – dubel ♥;
4♣/♦ – 6♣/♦;
4♥ – three ♥;
4♠ – three ♠;
3♣/♦/♥/♠ – ?
3♦/♥/♠/BA – natural;
4♣/♦/♥/♠ – cue bidy;
3BA – ?
4♣/5♣ – to color;
4♦ – the question of shortness;
4♥/♠ – 13PC+; natural; 6♥/♠+;
3BA – 4♦
4♥/♠ – shortness ♥/♠+;
4BA – shortness in the younger;
5♣/♦ – no shortness;
4♣/♦ – ?
4BA – question about side aces;
Defensive bidding
I. Bidding has been opened by opponents in color.
color entrance at the height 1; 5+kart; 8-16PC; to indicate a color for defense or whist;
color entrance at the height 2; 5+kart; 11-16PC; the new color is pushing through;
input 1BA and 2BA; 16-18PC with the hold of the opponent's color; no decomposition constant;
skip inputs; blocking;
counter intervention:
– starting; 12-16PC; supplementing them with the auctioned ones; then he bids what comes out; response to a counter with the color of the opponent; 10PC+; searching for the ending in not auctioned;
– explanatory; 17PC: any layout;
bidding with the opponent's color without jumping; cue bid Michelsa; 5-5 in the youngest;
bidding with an opponent's color with a jump;
– question about detention at full junior;
-forcing to a match with a good home suit;
II. Bidding has opened with 1NT
against – 9PC+; 5♣/♦ i 4♥/♠;
2♣ – one-color card on six; then 2♦ that's a question about the six;
2♦ – two-color; at least 4-4 in the older ones;
2♥ – 5♥+ i 4♣/♦
2♠ – 5♠ i 4♣/♦
Bidding after intervention
I. Our site has opened an auction. Opponents intervene with a counter.
after a counter for 1 ♣ lane promises 3 trefle, a 1♦ – negat bez 3 meet;
after the counter of the answer in height 1 forcing;
after the counter, our jump with the new color is: color + fit;
after a counter against 1N, we bid naturally;
counter – 10PC; can be fit;
picking up a partner's color – fit; 4-7PC;
pickup with jump – block; 4 advantages;
1BA – 7-10PC z fitem; 2BA – 9-11PC; 4 fit;
II. Our site has opened an auction. Opponents intervene with color.
new color at height 1 i 3 pushes. On the height 2 not forcing;
Jumping support in your partner's color is blocking;
2BA is Lebensohl; i.e. lower or invit with fit;
the color of the opponent – forsing to play with fit or asking to stop;
re-open – versus promises a surplus;
CONVENTIONS: Negative counter, sole of life, not trapping, toll-free interview; Splinter;
III. We opened 1NT. The opponent enters in color.
contra because;
we use Lebensohl;
IV. We opened 2 ♣.
when a counter from an opponent a new non-forcing color; picking up clubs is a block;
after the opponent enters a Negative Counter (no fit);
V. We opened 2♦.
after the counter, acceptance of penalties if the opener has ♦;
the rest of the taunts naturally;
after color entry, the color is according to the color of the partner; "If you have it, fit it";
VI. Other openings and the entrance of the opponent (above 2♦):
the counter is penalized when entering a color;
stripe after counter is the lack of shortness in the color of the partner;
counter: strong deal
support with a jump – block
VII. The opponent's entrance to 4 hand.
versus resuming: pushes;
your opponent's color is surplus: pushes;
other: non-forcing;
CONVENTIONS
1.Slam zone conventions
4BA – Blackwood for five values
-we ask for aces and the king of the trump suit (agreed or last auctioned if there is no agreed one)
-he is not blackcode, when the BA bid is raised
-we answer 0 the 3; 1 the 4; 2 the 5; 2 values and 1 King, itd.
Hoyt – question about kings
-by submitting the next suit in sequence, omitting the trump;
5BA – Attuwa
– asking for the number of senior honors in the trump color;
-asks after asking for 5 values;
-answers: 6♣-0; 6♦-1; 6♥-two figures; 7 in the agreed color – 3;
Inwit atutowy
-an older color jump;
-asks the partner to pick up with good trump cards (2 z 3 older figures) and fits with weak ones;
Cue bidy
-stop indication 1 the 2 class (A, K, renons, single);
-bidding on the level 4 or higher (3♠ if agreed ♥);
Splinter
–11-17PC (from 11 when opening BA- ok. 17 when we ourselves opened with color)
-bidding with an unnatural jump in height 3, 4 or sometimes 5;
-a conditioner with a jump in a new color, if it does not exceed the color of the bid in 1 lap;
-you have to be fit 4 card;
Six in the color of the splinter
-question about renouncement; answers: 7 in the agreed color – I have a renouncement; 6 – I have a single
Autosplinter
-He adjusts the color himself, showing shortness at the same time;
-is the same as with Splinter;
Inconvenient Splinter
1♥ – 3BA – means shortness ♦ – (4♦ is then a balanced lift to 4♥; 4♥ is blocking);
1♠ – 3BA – means shortness ♥ – (4♥ it is then a balanced raise to 4 ♠; 4♠ is interlocking);
Cue bid short
-when opened with the older color at height 1;
-after a strong agreement of the older color by the respondent;
-e.g.. 1♠-2♣-2♠-3♠-4♦ – short cue bid;
-if we don't have shortness, we bid 3NT and start exchanging information;
-with a weak card we bid 4 ♠
Cue an honorary bid in your partner's color
-we show honor in partner color via cue bid;
-it does not mean shortness but honor
When an opponent hits a cue-bid
-Rekontra means ace
-bidding on another cue-bid: we are not afraid anyway, because we have a lady or a single
-not: question about values to play;
2. One-sided bidding conventions
Answer with a new color with a jump
-ok. 16PC; 6 cards in suit (2 z 3 senior honors); slam temptations;
Convention Magister
-an artificial question of the responder 2 ♣ after reporting the older color;
-CAUTION: 1♦-1♥-1♠-2♣ – is not a Master, it is important to check the holding in the fourth suit;
-it can be 5 ♣ u responder and min. opening; then he repeats 3 ♣;
-ANSWERS: 2♦-min. without fit; 2♥ – min. with fit; the second older (♠) – max z fitem; 2BA – max without fit;
1 ♣ EXTENSION OF THE CONVENTION:
1♣-1♥-1♠-2♣, because the opener may still have a strong club;
(Answers) 2♦/♥/♠/BA – same as in any other sequence;
3♣- (5♣-♠) – 15PC+; 3♦-(5♦-4♠) – 18PC+; 3♥-(5♠-3♥)-18PC+; 3♠-5♠ no ♥; 3BA – 4♠ without ♥;
Drury
-artificial answer 2 ♣ of the player in the lane;
-we use when we fit in an older one; it would normally be an invitations;
-we also use when the opponent has started bidding, and our partner came in with an older color;
-we check if it was not under the limit;
-2♦ – hand not suitable for opening on 1, 2 hands; (below 11PC)
-2 in your color (bottom normal opening 11-13PC);
-4 in your color – practical auction;
Fourth color
-forced bidding in the only uncontested color at the lowest height;
-means no stop (otherwise we would have bid for a forcing 2N);
-pushes to the end, when he goes above the rung 2 (opening color);
-ANSWERS: 5-5 repeats the second color; 5-4: 2BA (bottom opening with half stop); repetition of the opening color (down without a half stop); three in the color of the fourth (up without stopping); 3BA – mountain with stop;
Third color
-forcing: natural on 4 or seminary means stopping and fear of an unequaled color;
-opener picks up when he has 4 cards; responder abolishes in 3N as was semi natural and no stop;
By the way
-an indication of the color in which the stop is held;
-1♠-2♠-2BA-3♣;
-after determining the color or with a strong club on the penalties; 1♣-1BA-2♦-2♠;
-at a height of 3 ♠ it is already a cue-bid;
Forcing 2N
-forcing coupon indicating stops;
-respondent's second taunt; -it's not strenuous, when it is a pick up of 1NT;
-after indicating 6 kart, re-bidding your color is short in the partner's color;
-if the bidder has bid 2 colors are at: 5-5 repeats the second 5, by 6-4 repeats 1 color, 5-4-3-1 points to a three; 5-4-2-2 bids BA;
2BA after agreeing on the older color
-similar to forcing 2N;
-better than invasion, because it extracts information;
Convention 5-4-3-1
-answer 3 ♣,♦,♥,♠ for shortness in the color auctioned;
– 3♣ shortness and older 4; 3♦– shortness, 5 clubs and older 4; 3♥/♠ – shortness 5-4 in the younger ones (because with the older four and the older single we give 2 ♣ at the beginning (staymana): 1BA-2♣-2♦-3♥ is 4 ♠ and short ♥;
-FURTHER BIDDING: e.g.. 1BA-3♥-? ?-3♠ -play proposal on 7 trumps; 3BA-Willing to BA; 4♣/♦-reconciliation ♣ /♦; 4♥-quad cards in both younger ones;
Bilateral bidding conventions
Negative counter
-we use after opening at height 1 our partner and the opponent's entrance to the amount of 3 ♠;
-the double excludes having a fit in the partner's color;
-selling opportunities to play in 2 other colors; e.g.. 1♣-1♦-ktr.-two older fours; 1♥-1♠ -ctr-younger;
1♦-1-ktr.-4♥; 1♦-1♥-ktr - no four of spades and a heart stop;
-if we want to show the older four;
-reporting a weak five after a counter; (11PC+)
Against length
-is used after partner's 2 ♣ / 2 openings♦ and the opponent's entrance;
-you cannot have shortness in your opponent's color;
-it is not used at height 3;
Against fit
-we apply after our partner's open-response and the opponent's entry to the height 2;
-it is a surplus card; 14PC+; 1♦-step-1♥-1♠-against; three-card fit;
Trap not
-when we want to really counter someone, we have to fold;
-do 16PC; we enter BA with greater force;
-partner will resume bidding only with 9 pkt.;
-we use after opening the opponent, e.g.. 1♥-pas-pas-ktr-rktr-pas-means wanting to play a contract;
1♥-not-not-ktr-1♠-?; ?-belt-weakness; 2♥-13-16PC without peaks; 2♠-trapping not, but I'm afraid to counter ♠;
1♥-step-step-1♠-step-?; 2♥-not trapping; 2BA,3BA-grajmy, because I hold my hearts;
-after our opening and the opponent's entry; to the height 2 in the color of the opening; 1♠-2♥-not; (I have no fit and long partner color);
Chargeless interview
-a bid in the color of the opponent for the purpose of checking, whether the partner has a detention;
-if he has bids BA;
-if the opponent counters, the redouble is an Ace, BA other detention, pas to min. 2 cards of your opponent's suit;
Cue bid Michelsa
-bidding on the opponent's color at the lowest possible height;
-this then completes 2NT, which means the two youngest colors that are not auctioned off;
-at least from 9PC + in favorable and approx. 13PC + in disadvantages;
-FURTHER BIDDING: to a flush it is a poor bidding, 2BA question about the younger color;
sole of life
-2NT Bid, after the opponent opened and our counter counted, or he entered after opening a partner 2♥/2♠;
-the goal is to sell a card of one suit that is too weak to bid on high 3;
-agreement of the older fours in the second suit;
-2♠-ktr-not-?; 3♣/♦/♥ – the longest color; 8-11PC; 3♠ -question to stop ♠; 2BA-card weak 0-7PC or forcing to play with 4♥; partner then bids 3 ♣;
-after 3 ♣; past-negative is ♣; 3♦/♥-negatively ♦/♥; 3♠-4♥ without holding ♠; 3BA-4♥ with holding ♠;
-after an opponent walks in 3 ♣ / 3♦ to 7-9PC; 3(kol. opponent)-question about arrest; 2BA sign off lub forsing;
Lebensohl generalized
-after opening 1♥/♠ and the opponent enters arbitrarily (1♠/2♣/2♦) is a weak 2N or invit of the partner's suit;
-the support of a jumping partner is blocking;
Scheduled stayman – (one-sided bidding convention)
– question about the partner's hand arrangement (2♠ after 2♦) the (3♣ after 2♥/♠) 1NT after using Stayman (2♣);
-layouts are applied: 4-3-3-3; 4-4-3-2; 5-3-3-2;
– 1BA-2♣-2♦-2♠-?; 2BA - no younger five; 3♣-5♣ (then 3♦-question about dubla; odp:3BA dubbed it ♦); 3♦-5♦ i 2♣; 3♥/♠-5♦ and the auctioned double;
-after 2BA (br. young. fri.) the question is 3 ♣; 3♦-3-3-4-3 with four ♦; 3♥-2-3-4-4 (three of hearts, younger fours); 3♠-3-2-4-4;
– 1BA-2♣-2♥-3♣-?; 3♦-4kara (then 3♥ it's a question of three); 3♥-no side four; 3♠-4piki; 3BA-4♣;
– 1BA-2♣-2♠-3♣-?; 3♦-4kara (then 3♥ it's a question of three); 3♥-4♠-4♣-3♥; 3♠-4-3-3-3; 3BA-4♣-3♦;
After asking about the layout, the interrogator can bid 4♦ (end call);
– does so because: 4♣ means asking for 5 values on clubs; other taunts are the question about 5 values on that color;
– the partner then bids 4♥, and the questioner announces the final contract;
KNEW
– Different whist
– we add a brand to the color of the partner;
– to the color of the quantity;
-to the trump color LAVINTHAL; (higher-younger- values in the older ones)
-confirmation of visit at BA; – the little one confirms;
-dumps not matching the color of the trump game: direct brand (e.g.. small ♣ – good clubs);
-screenshots while playing in BA: Cracow screenshot;