Karta Konwencyjna
ARTIFICIAL MIN. CARDMIN. OPENING DESCRIPTION RESPONSE FURTHER BIDS AFTER A DOUBLE 11+ Polish club 1♦ = 0-6 any hand, 7-11 minors;2♣=FG 3+, 2♥=9- After 1♦ - 1♥/♠ = 3+; 1NT = 18-20PC, 2NT 21- 1♦ = 0-6 PC no 3 clubs 1♣ 11 ♣ + ♦, 2♠ trans. on NT invit+; 3minor = 6+ inv 23PC; after 1♥/♠ – 2♦ = relay* any hand, others - natural 11-21 HPC natural 2♥=5-9 5spades + 4 hearts, 2♠ artificial 7-9 with fit, 1♦-2♦-2♥/♠=stopper, good hand, 2NT=13+, 3♦ 3 in suit = preemptive 2♦=invitational+, 3♣=nat invit, 3♦=preemptive, from either hand is NF;1♦-2♥-2NT=relay> others – natural, on level 1♦ 4 3♥/♠=splinter 1♦-1♠-1NT-2♥= rel>2♠=3 fit, 2NT=stopper ♣ + 2 weak ♥, 3♣=stopper + no ♥ stop, 3♦=no club stop maybe heart stop, 3♠=max 3 fit 11-18 HPC natural 2NT= invite, 2♠=weak with 6 good spades, 3m=nat 1♥-1♠-2NT=FG, 1♥-1NT-2♠=FG>3♠=asking 1/2NT = good raise in 1♥ 5 invit 9-11 6+, 3hearts=preempt, 3NT=splinter ♦, for stopper, 1♥-1NT-2NT=FG 6+♥ oppening suit, 3 h = 4♦=good raise to 4♥ 8-10, preemp, others - natural 11-18 HPC natural 2NT= invit, 3minor or 3♥=nat invit 9-11 6+ without 1♠-2♥-3♥=4 card fit and extras, 4♣/♦=splinter As above 1♠ 5 fit, 3spades=preempt, 3NT=splinter ♥, 4♥=good without extras raise to do 4♠ 8-10 15-17 2♠=♣, 2NT=♦, 3♦=♦, 4♣/♦=Texas on h/s, 4♥/♠- 2♣-2♦-2♠=relay, 2♣-2♦-2♥-2♠=invit without Same as without dbl natural to play; 4spades, 2♣-2♥-2NT=invit with 4 spades, 2♣- 2♥/♠-3♣=relay, 2♣-2♥/♠-3♦=agrees trump, 2♣- 2♦-3♦=asking for 3-card major, 2♣--2NT=5 1 NT hearts, then 3♦=texas, 3♥=trump, 3♣=asks for doubleton>3♦=doubleton ♦, 3♥=doubleton ♣,
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