(S (S (BASENP (NNP Tony) (NNP Blair)) (VP (VBD said) (SBAR (S (NP (BASENP (DT the) (JJ essential) (NNS parts)) (PP (IN of) (BASENP (DT the) (NN agreement)))) (VP (VBP are) (SBAR (IN that) (S (BASENP (DT all) (NNS parties)) (VP (VP (VBP accept) (NP (BASENP (NN policing)) (CC and) (BASENP (DT the) (NNS courts)))) (CC and) (VP (VBP have) (NP (BASENP (DT a) (JJ clear) (NN agreement)) (PP (IN on) (BASENP (NN power-sharing))))))))))))) (PERIOD .))