(S (S (BASENP (NNP Ben)) (VP (VBD was) (VP (VP (VP (VBN flown) (ADVP (RB back) (PP (TO to) (BASENP (NNP Britain))))) (PP (IN on) (BASENP (NNP August) (NN 2)))) (PP (IN after) (NP (BASENP (DT a) (ADJP (NN 22) (NN hour)) (NN operation)) (SBAR (S (VP (TO to) (VP (VP (VB try) (CC and) (VB save)) (BASENP (PRPD his) (NN life))))))))))) (PERIOD .))