a boy warily moved this were big of .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (NP_1 (DT_0 a) (NN_2 boy)) (ADVP_0 (RB_0 warily))) (VP_3 (VBD_0 moved) (SBAR_0 (S_1 (NP_0 (DT_1 this)) (VP_5 (VBD_0 were) (ADJP_0 (JJ_1 big) (PP_1 (IN_1 of)))))))) (DOT_0 .)))