(S (S (PP (VBG According) (PP (TO to) (BASENP (JJ many) (NNS reporters)))) (S (BASENP (NNP George) (NNP Bush)) (VP (VBZ has) (VP (VBN kept) (NP (BASENP (DT a) (JJ strong) (NN relationship)) (PP (IN with) (NP (BASENP (DT the) (JJ Saudi) (JJ royal) (NN family)) (COMMA ,) (SBAR (WHNP (WP who)) (S (VP (VBP are) (VP (ADVP (RB often)) (VP (VBN considered) (PP (IN as) (NP (BASENP (NNS allies)) (PP (IN of) (BASENP (DT the) (NNP United) (NNPS States))))))))))))))))) (PERIOD .))