(SINV (SINV (QT (DQL ``) (QTC (S (S (BASENP (DT The) (NN tail) (NN section)) (VP (VP (VBD broke) (PRT (RP down))) (ADVP (RB first)))) (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBD broke) (PRT (RP off)))))) (COMMA ,)) (DQR '')) (SINV (VP (VBD said)) (NP (NP (BASENP (DT a) (NN witness)) (PP (IN in) (NP (BASENP (DT an) (NN interview)) (PP (IN with) (BASENP (DT the) (NNP BBC)))))) (SBAR (WHNP (WP who)) (S (VP (VP (VBD was) (VP (VP (VBG riding) (PP (IN on) (BASENP (PRPD his) (NN bicycle)))) (PP (IN by) (BASENP (DT the) (NN airport))))) (SBAR (WHADVP (WRB when)) (S (BASENP (DT the) (NN aircraft)) (VP (VBD crashed)))))))))) (PERIOD .))