(S (S (BASENP (NNP Iran)) (VP (VBZ has) (VP (ADVP (RB consistently)) (VP (VBN maintained) (SBAR (IN that) (S (BASENP (PRP it)) (VP (VBZ has) (NP (BASENP (DT a) (NN right)) (SBAR (S (VP (TO to) (VP (VP (VP (VB develop) (BASENP (PRPD its) (JJ own) (JJ nuclear) (NN fuel) (NN cycle))) (PP (IN from) (BASENP (PRPD its) (JJ indigenous) (NN uranium) (NNS resources)))) (S (VP (TO to) (VP (VB produce) (BASENP (NN power))))))))))))))))) (PERIOD .))