(IP (NP-SBJ (-NONE- *pro*)) (VP (ADVP (AD 不)) (VP (VV 知道) (IP-OBJ (NP-SBJ (-NONE- *pro*)) (VP (VC 是) (VP (VP (ADVP (AD 不)) (VP (VV 懂))) (CC 还是) (VP (VV 明知故犯)))))))) arg0: *pro*