(S (S (PP (IN On) (NP (BASENP (NNP January) (NN 17)) (COMMA ,) (BASENP (NN 2008)))) (S (BASENP (NNP British) (NNPS Airways) (NNP Flight) (NNP 38)) (VP (VP (VP (VBD experienced) (NP (BASENP (DT a) (JJ dual) (NN engine) (NN rollback)) (PRN (LRB -LRB-) (NP (BASENP (NN reduction)) (PP (IN of) (BASENP (NN engine) (NN power)))) (RRB -RRB-)))) (PP (IN on) (NP (BASENP (JJ final) (NN approach)) (PP (TO to) (BASENP (NNP Heathrow)))))) (CC and) (VP (VBD crashed) (COMMA ,) (VP (VBG leaving) (S (S (S (BASENP (NN one) (NN passenger)) (VP (ADVP (RB seriously)) (VBN injured))) (COMMA ,) (S (NP (BASENP (NN eight) (NNS passengers)) (CC and) (NP (BASENP (NN four)) (PP (IN of) (BASENP (DT the) (NN flight) (NN crew))))) (PP (IN with) (BASENP (JJ minor) (NNS injuries))))) (CC and) (S (BASENP (DT the) (NN airplane)) (VP (VBN written) (PRT (RP off)))))))))) (PERIOD .))