(S (S (PP (IN During) (BASENP (DT the) (NNP Battle))) (COMMA ,) (S (BASENP (NNP Canada)) (VP (VBD lost) (NP (BASENP (QP (RB about) (NN 2000)) (NNPS Sailors)) (CC and) (NP (BASENP (NN 762) (NNS members)) (PP (IN of) (BASENP (DT the) (NNP Royal) (NNP Canadian) (NNP Air) (NNP Force)))))))) (PERIOD .))