I was to slithered on at a schoolhouse .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 I)) (VP_4 (VBD_2 was) (S_2 (VP_0 (TO_0 to) (VP_1 (ATVP_3 (VBD_2 slithered) (PRT_0 (RP_0 on))) (PP_0 (IN_1 at) (NP_5 (DT_0 a) (NN_2 schoolhouse)))))))) (DOT_0 .)))