I know off think <apostrophe>s position At to white deserted warily over the air that be Did able .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 I)) (VP_4 (ATVP_2 (ATVP_0 (VB_0 know) (PRT_0 (RP_0 off))) (VP_1 (VB_0 think) (VP_2 (ATVP_4 (VBZ_0 <apostrophe>s) (NP_2 (NN_3 position))) (PP_2 (IN_0 At) (PP_2 (TO_0 to) (NP_3 (NP_6 (ATNP_0 (JJ_0 white) (JJ_1 deserted)) (ADVP_0 (RB_0 warily))) (PP_0 (IN_1 over) (NP_6 (DT_0 the) (NN_2 air))))))))) (SBAR_0 (WHNP_0 (WDT_0 that)) (S_2 (VP_0 (VB_0 be) (ADJP_0 (RB_0 Did) (JJ_0 able))))))) (DOT_0 .)))