`` of his legs it happened kids .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (TICK_0 ``) (PP_1 (IN_1 of) (NP_2 (PRPDOLLAR_0 his) (NNS_0 legs)))) (NP_0 (PRP_1 it))) (VP_3 (VBD_0 happened) (NP_3 (NNS_1 kids)))) (DOT_0 .)))