maybe the hat was schoolhouse , warm .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ADVP_0 (RB_0 maybe)) (NP_0 (DT_0 the) (NN_2 hat))) (VP_3 (VBD_1 was) (ADJP_0 (ATADJP_0 (JJ_1 schoolhouse) (COMMA_0 ,)) (JJ_1 warm)))) (DOT_0 .)))