The parents were just Did sporting who Trailing with the charge muscle .
(ROOT_0 (S_0 (ATS_3 (NP_1 (DT_1 The) (NNS_0 parents)) (VP_4 (ATVP_1 (VBD_1 were) (ADVP_0 (RB_0 just))) (VP_1 (ATVP_0 (ADVP_0 (RB_0 Did)) (VBG_0 sporting)) (SBAR_0 (WHNP_0 (WP_0 who)) (S_2 (VP_0 (VBG_0 Trailing) (PP_2 (IN_0 with) (NP_6 (ATNP_1 (DT_0 the) (NN_3 charge)) (NN_1 muscle))))))))) (DOT_0 .)))