(S (S (BASENP (PRP He)) (VP (VP (VBD took) (NP (BASENP (NN hold)) (PP (IN of) (BASENP (DT the) (NN culprit))))) (COMMA ,) (S (VP (VP (VBG grasping) (BASENP (PRPD his) (NN wrist))) (COMMA ,) (VP (VP (VBG asking) (BASENP (PRP him))) (SBAR (WHADVP (WRB why)) (S (BASENP (PRP he)) (VP (VBD did) (BASENP (PRP it)))))))))) (PERIOD .))