(S (S (S (BASENP (NNP United) (NNPS States) (NNP President) (NNP George) (NNP Bush)) (VP (VBZ has) (VP (VBN arrived) (PP (IN in) (BASENP (NNP Saudi) (NNP Arabia)))))) (COMMA ,) (SBAR (WHADVP (WRB where)) (S (BASENP (PRP he)) (VP (VBZ is) (VP (VBN expected) (S (VP (TO to) (VP (VB attempt) (S (VP (TO to) (VP (VB encourage) (NP (BASENP (NN support)) (PP (IN for) (NP (BASENP (JJ Israeli-Palestinian) (NN peace) (NNS talks)) (CC and) (NP (BASENP (JJ U.S.-led) (NNS efforts)) (SBAR (S (VP (TO to) (VP (VB contain) (BASENP (NNP Iran))))))))))))))))))))) (PERIOD .))