(S (S (S (BASENP (DT The) (NNP Nanhaijiu) (NN 196) (NN rescue) (NN vessel)) (VP (VBD was) (VP (VBN dispatched) (NP (BASENP (RB about) (NN 8) (NNS pm)) (BASENP (JJ local) (NN time)))))) (COMMA ,) (SBAR (WHADVP (WRB when)) (S (BASENP (NNS authorities)) (VP (VBD were) (VP (VBN notified) (SBAR (IN that) (S (BASENP (DT the) (NN ship)) (VP (MD may) (VP (VB sink)))))))))) (PERIOD .))