the even huge sharp cluster to to be never stepping on ? <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (ATS_3 (NP_1 (NP_6 (ATNP_1 (DT_0 the) (ADJP_0 (ATADJP_0 (RB_1 even) (JJ_0 huge)) (JJ_1 sharp))) (NN_1 cluster)) (PP_0 (TO_0 to) (S_2 (VP_0 (TO_0 to) (VP_1 (VB_0 be)))))) (VP_4 (ATVP_0 (ADVP_0 (RB_0 never)) (VBG_0 stepping)) (PRT_0 (RP_0 on)))) (DOT_0 ?)) (APOSTROPHE_0 <apostrophe><apostrophe>)))