(S (S (BASENP (DT The) (NN police)) (VP (VBD made) (NP (BASENP (NN 13) (NNS arrests)) (COMMA ,) (PP (VBG including) (NP (NP (BASENP (DT that)) (PP (IN of) (BASENP (DT a) (NN legislator)))) (PP (IN for) (S (VP (VP (VBG preventing) (BASENP (DT the) (NN police))) (PP (IN from) (S (VP (VP (VBG carrying) (PRT (RP out))) (BASENP (PRPD their) (NNS duties))))))))))))) (PERIOD .))