to to Still was , <apostrophe><apostrophe> the lesson did the hill and intended up to and keep down remains .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (ATS_0 (S_2 (VP_0 (TO_0 to) (VP_1 (TO_0 to) (VP_1 (ADVP_0 (RB_0 Still)) (VBD_1 was))))) (COMMA_0 ,)) (APOSTROPHE_0 <apostrophe><apostrophe>)) (NP_0 (DT_0 the) (NN_2 lesson))) (VP_3 (ATVP_1 (VP_5 (VBD_1 did) (NP_1 (DT_0 the) (NN_2 hill))) (CC_0 and)) (VP_1 (ATVP_1 (VP_5 (ATVP_3 (VBD_2 intended) (PRT_0 (RP_0 up))) (S_2 (TO_0 to))) (CC_0 and)) (VP_1 (ATVP_0 (VB_0 keep) (PRT_0 (RP_0 down))) (NP_3 (NNS_1 remains)))))) (DOT_0 .)))