When only one suit has been declared by the partnership (facing silent opponents), a raise to five of the agreed major trump requests partner to bid slam when holding one of the top three trump honors
b)
Dealer: South
South
A J 10 7 5 A K 7 4 A Q 8 4
South
West
North
East
1
3
?
Pass
Pass
2
4
Pass
Pass
5 (22+ TP 5+ 2 losers in ) 1 round
When only one suit has not been declared by the partnership, a raise to five of the agreed major trump requests information about the unbid suit
Responses P Two quick losers in the unbid suit (clubs) 5NT King in the unbid suit (clubs) 6 Ace in the unbid suit (clubs) 6 Singleton in the unbid suit (clubs)
c)
Dealer: South
South
A J 10 7 5 A K 7 4 8 4 A Q
South
West
North
East
1
3
?
2
Pass
3
4
Pass
Pass
5 (22+ TP 5+ 2 losers in ) 1 round
When only one suit has been declared by the opponents, a raise to five of the agreed major trump requests information about the opponent's suit
Responses P Two quick losers in the unbid suit (diamonds) 5NT King in the unbid suit (diamonds) 6 Ace in the unbid suit (diamonds) 6 Singleton in the unbid suit (diamonds)