air heard here appropriate , there be out , like freezing If classes .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (SBAR_0 (S_1 (NP_0 (NN_2 air)) (VP_5 (VBD_0 heard) (ADJP_0 (RB_0 here) (JJ_0 appropriate))))) (COMMA_0 ,)) (NP_0 (EX_0 there))) (VP_3 (ATVP_2 (ATVP_4 (ATVP_3 (ATVP_2 (VB_0 be) (PRT_0 (RP_0 out))) (COMMA_0 ,)) (PP_0 (IN_1 like) (NP_2 (NN_3 freezing)))) (ADVP_0 (IN_2 If))) (NP_3 (NNS_1 classes)))) (DOT_0 .)))