Convention-20
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D.O.P.I and R.O.P.I |
The D.O.P.I convention is used to respond to partner's Blackwood ace (or king) asking if RHO (Right Hand Oppenent) interfere with a suit. The letters D, O, P, I stand for,
D=Double
(after RHO's interfere with a suit
O=0
your "double" shows zero ace)
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P=Pass
(after RHO's interfere with a suit
I=1
your "pass" shows one ace)
The R.O.P.I convention is used to respond to partner's Blackwood ace (or king) asking if RHO (Right Hand Oppenent) interfere with double. The letters R, O, P, I stand for,
R=Redouble
(after RHO's interfere with double
O=0
your "redouble" shows zero ace)
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P=Pass
(after RHO's interfere with double
I=1
your "pass" shows one ace)
K Q 10 4 A 10 8 2 K 4 3 A 10
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- Q 9 6 A Q J 10 9 8 7 6 5 J
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A J 9 7 3 K J 2 K Q 7 6 5
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South opens 1,
North bids 4NT (Blackwood), if East bids 5,
South must pass to show 1 ace...