(S (S (NP (NP (NP (BASENP (DT The) (NN chair)) (PP (IN of) (BASENP (NNP Sail) (NNP Bahrain)))) (COMMA ,) (BASENP (NNP Andrew) (NNP Pindar))) (PRN (COMMA ,) (SBAR (WHNP (WDT which)) (S (VP (VBZ owns) (BASENP (DT the) (NN yacht))))) (COMMA ,))) (VP (VBD said) (SBAR (S (BASENP (DT the) (NN vessel)) (VP (QTL (DQL ``) (MD may)) (VP (VB have) (VP (VP (QTR (VP (VBN strayed) (ADVP (RB inadvertently))) (DQR '')) (PP (IN into) (BASENP (JJ Iranian) (NNS waters)))) (PP (JJ due) (PP (TO to) (NP (BASENP (DT a) (NN problem)) (PP (IN with) (BASENP (PRPD its) (NN propeller))))))))))))) (PERIOD .))