(S (S (BASENP (DT The) (NNS changes)) (VP (VP (VP (VBP are) (ADVP (RB primarily))) (NP (BASENP (DT a) (NN revision)) (PP (TO to) (NP (BASENP (DT the) (NNP Uniform) (NNP Crime) (NNPS Reports) (NN system)) (PRN (LRB -LRB-) (BASENP (NNP UCR)) (RRB -RRB-)))))) (CONJP (COMMA ,) (CC and)) (VP (VP (VBP are) (RB not)) (VP (VBN expected) (S (VP (TO to) (VP (VB impact) (NP (BASENP (JJ prior) (NNS cases)) (CC or) (BASENP (JJ current) (NNS prosecutions)))))))))) (PERIOD .))