he mutter they stepping freezing because there , , if it had garden kids .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 he)) (VP_4 (VBP_0 mutter) (SBAR_0 (S_1 (NP_0 (PRP_1 they)) (VP_5 (ATVP_3 (ATVP_2 (ATVP_2 (ATVP_4 (VBG_0 stepping) (NP_5 (NN_3 freezing))) (ADVP_0 (IN_2 because) (RB_1 there))) (COMMA_0 ,)) (COMMA_0 ,)) (SBAR_0 (IN_2 if) (S_1 (NP_0 (PRP_1 it)) (VP_5 (VBD_1 had) (NP_3 (NN_0 garden) (NNS_1 kids)))))))))) (DOT_0 .)))