(S (S (PP (IN At) (BASENP (DT the) (NN time))) (COMMA ,) (S (S (BASENP (DT a) (NN decision)) (VP (VBD had) (VP (VBN been) (VP (VBN made) (S (VP (TO to) (VP (VB flood) (BASENP (DT the) (NN pit))))))))) (SBAR (IN after) (S (NP (NNS attempts) (S (VP (TO to) (VP (VB rescue) (BASENP (DT the) (NNS men)))))) (VP (VBD failed)))))) (PERIOD .))