Oh , he narrowed stepping the boy .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (INTJ_0 (UH_0 Oh)) (COMMA_0 ,)) (NP_0 (PRP_1 he))) (VP_3 (VBD_1 narrowed) (VP_2 (VBG_0 stepping) (NP_5 (DT_0 the) (NN_2 boy))))) (DOT_0 .)))