(S (S (BASENP (NNP Assistant) (NNP Commissioner) (NNP Clifford)) (VP (VBD warned) (SBAR (IN that) (S (BASENP (NNS police)) (UCP (VP (VP (MD would) (RB not)) (VP (VB be) (VP (ADVP (RB specifically)) (VP (VBG targeting) (BASENP (NNPS Bulldogs) (NNS supporters)))))) (CONJP (COMMA ,) (CC but)) (NP (BASENP (NN anyone)) (SBAR (WHNP (WP who)) (S (VP (VBZ is) (VP (VP (VBG causing) (BASENP (NN trouble))) (PP (IN at) (BASENP (NNS games))))))))))))) (PERIOD .))