(S (S (BASENP (PRP He)) (VP (VBD said) (SBAR (S (BASENP (DT the) (NN incident)) (VP (VBZ has) (NP (QTL (DQL ``) (BASENP (NN nothing))) (SBAR (S (VP (TO to) (VP (QTR (VB do) (DQR '')) (PP (IN with) (NP (BASENP (NN politics)) (CC or) (NP (BASENP (NNP Iran) (POS 's)) (BASENP (JJ nuclear) (NN program))))))))))))))) (PERIOD .))