(S (S (BASENP (DT The) (NN crash)) (VP (VP (VBZ is) (NP (NP (BASENP (DT the) (JJS worst)) (PP (IN in) (BASENP (DT the) (NN area)))) (PP (IN since) (NP (NP (BASENP (DT a) (NN disaster)) (PP (IN in) (BASENP (NNP April) (NN 2004)))) (SBAR (WHNP (WDT that)) (S (VP (VBD saw) (S (NP (BASENP (DT a) (JJ Bulgarian) (NN coach)) (VP (VBN returning) (PP (IN from) (NP (BASENP (DT a) (NN journey)) (PP (TO to) (BASENP (NNP Croatia))))))) (VP (VBD crashed) (PP (IN into) (BASENP (DT the) (NNP Lim) (NN river)))))))))))) (COMMA ,) (S (VP (VBG leaving) (S (BASENP (NN twelve) (NNS students)) (ADJP (JJ dead))))))) (PERIOD .))