(S (S (S (BASENP (DT The) (NN situation)) (VP (VBD ended) (PP (IN without) (BASENP (NN incident))))) (CC and) (S (NP (NP (DT all) (BASENP (NNS passengers) (CC and) (NNS crew))) (PP (IN on) (PP (IN board) (BASENP (DT the) (NN aircraft))))) (VP (VBD were) (ADJP (JJ able) (S (VP (TO to) (VP (VB leave) (ADVP (RB safely))))))))) (PERIOD .))