Slam bidding Polish Club
1 slam bidding
1.1 roman key card blackwood 1430
1.2 exclusion key card blackwood (1430 responses)
1.3 hoyt
1.4 5nt
1.5 cue bids
1.6 splinter bids
1.7 autosplinter
1.8 6 in splinter suit
1.9 interference after blackwood
slam bidding
roman key card blackwood 1430
5♣ = 1 or 4, 5♦ = 0 or 3, 5♥ = 2 or 5 no trump queen, 5♠ = 2 , trump queen, etc.
exclusion key card blackwood (1430 responses)
after trump agreement, unusual jump shift @ 5-level (or 4♠ when hearts agreed) asks key cards, exclusive of ace of bid suit.
hoyt
the cheapest bid after key cards shown asks kings. next cheapest bid shows no kings, etc.
5nt
kind of josephine; asks number of high honours (ace, king or queen) in trumps 6♣ = 0, 6♦ = 1, etc.
cue bids
first− , second−round controls treated equals
splinter bids
weaker , stronger types after 1♥/1♠ openings 1♥ – 3♠ = weaker splinter (9–12 hcp), shortage, 3nt asks 1♥ – 3nt = regular splinter (12–16 hcp), spade shortage 1♠ – 3nt = weaker splinter, shortage, 4♣ asks 1♥/1♠ – 4♣/4♦/4♥ = regular splinters (12–16 hcp)
autosplinter
an unusual shift jump agrees bidder’s own suit if partner has not shown suit.
six in splinter suit
asks partner bid grand slam void in splinter-suit.
interference after blackwood
dopi. double = 0, pass = 1, cheapest bid = 2 keycards, etc.
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