The definition of " tolerance " varies among partnerships, and may include any doubleton, only honor doubleton, or require three-card support.
12.
The definition of " tolerance " varies among partnerships, and may include any doubleton, only honor doubleton, or require three-card support.
13.
In SAYC, a balanced hand has no voids, no singletons, and at most one doubleton; non-balanced hands include all others.
14.
Bocchi understood that his only chance was to find West ( Zia ) with the King-doubleton and East ( Rosenberg ) with the Jack-doubleton.
15.
Bocchi understood that his only chance was to find West ( Zia ) with the King-doubleton and East ( Rosenberg ) with the Jack-doubleton.
16.
Also, your leads ( as opposed to signals ) are unchanged you still lead high from a doubleton, for example, barring another special agreement to the contrary.
17.
This causes certain hand shapes to bid awkwardly, and a high percentage of hands are opened with one diamond, including in some cases hands with only a doubleton diamond.
18.
"' A common alternative "'is for the opener to complete the transfer to the major with 12-14 HCP balanced hand, even with a doubleton.
19.
Note that the squeeze was not automatic; if the East-West diamond holdings are reversed, the squeeze will fail, as it will if West holds King-Jack doubleton.
20.
Importantly, this assumes that the defenders have no signalling system, so that the play by west of ( say ) the 3 followed by the 2 does not signal a doubleton.
