(S (S (NP (BASENP (DT The) (JJ first) (NN bomb)) (SBAR (S (VP (TO to) (VP (VB detonate)))))) (VP (VP (VBD was) (PP (IN on) (BASENP (DT the) (NNP Liverpool) (NNP Street) (NN train)))) (ADVP (ADVP (RB soon)) (SBAR (IN after) (S (BASENP (PRP it)) (VP (VP (VP (VBD left) (PP (IN for) (BASENP (NNP Aldgate)))) (PP (IN on) (BASENP (DT the) (NNP Circle) (NN line)))) (COMMA ,) (PP (BASENP (NNS seconds)) (PP (IN before) (BASENP (DT the) (NNS others)))))))))) (PERIOD .))