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
Ronald Blackwood daughter, Helen Blackwood. Ronald Blackwood Ronald Alexander Blackwood (January 19, 1926 – February 22, 2017) was a Jamaican-born American politician who served as the Mayor of Mount Vernon, New York, for eleven years from 1985 until 1996. On January 25, 1985, Blackwood became the first black Mayor of Mount Vernon, as well as the first black person elected mayor of any municipality in New York state. Blackwood was born in Saint Andrew Parish, Jamaica, on January 19, 1926. He immigrated from Jamaica to the United States when he was 28-years old and settled in the New York City suburb of