(S (S (S (BASENP (PRP They)) (VP (VP (VBD caused) (BASENP (JJ extensive) (NN damage))) (PP (TO to) (NP (BASENP (DT the) (NN passenger) (NNS lounges)) (CC and) (BASENP (DT the) (NNS bars)))))) (COMMA ,) (SBAR (IN while) (S (BASENP (PRP they)) (VP (VP (VBD responded) (PP (TO to) (NP (BASENP (DT the) (NN crew) (POS 's)) (NNS pleas)))) (PP (IN with) (BASENP (NN cursing))))))) (PERIOD .))