They mumbled teaching the long hat for the school so off snow .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 They)) (VP_4 (VBD_2 mumbled) (S_2 (VP_0 (ATVP_4 (VBG_0 teaching) (NP_3 (NP_6 (ATNP_1 (DT_0 the) (JJ_1 long)) (NN_1 hat)) (PP_0 (IN_1 for) (NP_5 (DT_0 the) (NN_2 school))))) (PP_2 (ATPP_0 (RB_1 so) (IN_1 off)) (NP_5 (NN_3 snow))))))) (DOT_0 .)))