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(ROOT_0 (S_0 (ATS_3 (ATS_4 (S_1 (NP_0 (NN_2 air)) (VP_5 (MD_0 would) (VP_1 (NP_2 (NP_4 (ATNP_0 (NP_6 (ATNP_1 (PDT_0 such) (DT_0 the)) (NN_1 path)) (CC_0 and)) (POS_0 <apostrophe>s)) (VP_2 (ATVP_2 (VB_0 know) (PP_1 (IN_1 in) (NP_2 (DT_0 a) (NNS_1 classes)))) (ADVP_0 (RB_0 Still))))))) (COLON_0 :)) (S_1 (NP_0 (DT_0 the) (NN_2 schoolhouse)) (VP_5 (MD_0 would) (VP_1 (VB_0 keep))))) (DOT_0 .)))