still that attended sounded back colder and higher while the car an hill the muffled cross ?
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ADVP_0 (RB_0 still)) (NP_0 (DT_1 that))) (VP_3 (VBD_1 attended) (VP_2 (ATVP_4 (VBD_0 sounded) (RB_1 back)) (PP_2 (ATPP_0 (ATPP_0 (ATPP_0 (ADVP_0 (ATADVP_10 (JJR_0 colder) (CC_0 and)) (JJR_0 higher)) (IN_2 while)) (NP_5 (DT_0 the) (NN_2 car))) (NP_5 (DT_0 an) (NN_2 hill))) (NP_6 (ATNP_1 (DT_0 the) (JJ_1 muffled)) (NN_1 cross)))))) (DOT_0 ?)))