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(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (SBAR_0 (ATSBAR_2 (RB_0 below) (IN_2 as)) (S_1 (NP_0 (NP_5 (DT_0 a) (NN_2 friend)) (PP_0 (IN_1 by) (NP_6 (ATNP_1 (DT_0 the) (NN_3 snow)) (NNS_1 structures)))) (VP_5 (VBD_1 was)))) (COMMA_0 ,)) (NP_0 (DT_1 all))) (VP_3 (VBD_1 was) (VP_2 (ATVP_4 (VBD_0 had) (RB_1 n<apostrophe>t)) (PP_2 (IN_0 of) (NP_3 (ATNP_0 (NP_5 (DT_0 the) (NN_2 lesson)) (COMMA_0 ,)) (NNS_0 parents)))))) (DOT_0 .)))