Blackwood convention Blackwood convention In the partnership card game contract bridge, the Blackwood convention is a popular bidding convention that was developed by Easley Blackwood. It is used to explore the partnership's possession of aces, kings and in some variants, the queen of trumps, to judge more precisely whether slam is likely to be a good contract. Two versions of Blackwood are common: "standard" Blackwood, developed by Easley in 1933, and "Roman Key Card" Blackwood ("RKC" or "RKCB"), named for the Italian team which invented it. Standard Blackwood enables one partner to count partnership aces and kings in general. Key card variants
Tactic, Guatemala another two century, becoming the rebel maya people favorite hideout. Las Casas and Angulo founded Rabinal, and the city of Cobán was the center of the new Catholic doctrine. A few years later, the natives started settling following the Spanish model and several towns were settled, like Tactic. The name "War zone" was change for "Vera Paz" (true peace), name that became official in 1547. On July 2, 1545 Tactic celebrated its first baptisms. On December 10, 1877 president Justo Rufino Barrios executive order moved Tactic from the Baja Verapaz department to Alta Verapaz; its first mayor was Miguel Peláez