of a waist-high knit boy had maybe scuffed .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (PP_1 (IN_1 of) (NP_2 (ATNP_1 (DT_0 a) (JJ_1 waist-high)) (NN_1 knit))) (NP_5 (NN_3 boy))) (VP_3 (VBD_1 had) (ADJP_0 (RB_0 maybe) (JJ_0 scuffed)))) (DOT_0 .)))