(S (S (S (BASENP (NN 104) (NNS people)) (VP (VBD were) (PP (IN on) (PP (NN board) (BASENP (DT the) (NN plane)))))) (CONJP (COMMA ,) (CC but)) (S (NP (NP (DT all) (BASENP (NNS passengers) (CC and) (NNS crew))) (PP (IN aboard) (BASENP (DT the) (NN aircraft)))) (VP (VBP have) (VP (VP (VBN left) (BASENP (PRP it))) (ADVP (RB safely)))))) (PERIOD .))