(SINV (SINV (QT (DQL ``) (QTC (S (BASENP (DT This)) (VP (VP (VBZ gives) (BASENP (PRP us))) (NP (NP (BASENP (DT a) (NN cornerstone)) (PRN (SBAR (IN if) (S (BASENP (PRP you)) (VP (VBP like)))) (COMMA ,))) (SBAR (S (VP (TO to) (VP (VP (VB start) (NP (BASENP (DT the) (NN search)) (PP (IN for) (BASENP (DT the) (NNP Sydney))))) (PP (IN from))))))))) (COMMA ,)) (DQR '')) (SINV (VP (VBD said)) (BASENP (NNP Graham)))) (PERIOD .))