▁was ▁originally ▁a ▁bien n ial ▁event , ▁and ▁from ▁ 1 9 4 5 ▁to ▁ 1 9 6 1 ▁six ▁champion ships ▁were ▁played , ▁and ▁from ▁ 1 9 6 2 ▁to ▁ 1 9 7 1 ▁eight ▁champion ships . ▁ ▁From ▁ 1 9 7 2 ▁to ▁ 1 9 7 6 , ▁it ▁was ▁held ▁ann ually , ▁but ▁the ▁tournament ▁of ▁ 1 9 7 7 ▁never ▁finished ▁because ▁the ▁beginning ▁of ▁a ▁long ▁sch ism ▁in ▁Pan aman ian ▁ch ess . ▁From ▁ 1 9 7 8 ▁to ▁ 1 9 8 8 , ▁it ▁was ▁again ▁held ▁ann ually . ▁ ▁In ▁ 1 9 8 2 ▁and ▁ 1 9 8 9 , ▁and ▁from ▁ 1 9 9 1 ▁to ▁ 2 0 0 4 , ▁two ▁organizations ▁held ▁separate ▁events , ▁resulting ▁in ▁two ▁champions , ▁but ▁in ▁ 1 9 9 0 ▁there ▁was ▁a ▁single ▁competition , ▁and ▁therefore ▁one ▁champion . ▁ ▁In ▁ 2 0 0 4 ▁both ▁feder ations ▁made ▁peace , ▁and ▁since ▁ 2 0 0 5 ▁then ▁there ▁has ▁only ▁been ▁one ▁championship ▁each ▁year . ▁ ▁At ▁the ▁end ▁of ▁the ▁ 1 9 7 0 s , ▁the ▁first ▁women ' s ▁ch ess ▁championship ▁was ▁started , ▁and ▁it ▁became ▁an ▁annual ▁event ▁in ▁ 2 0 0 2 . ▁Pan ama ▁is ▁the ▁only ▁country ▁in ▁the ▁world ▁where ▁a ▁father ▁and ▁daughter ▁have ▁been ▁champions ▁in ▁the