the ditch had to move over The classes of boy : that crisped .
(ROOT_0 (S_0 (ATS_3 (ATS_4 (S_1 (NP_0 (DT_0 the) (NN_2 ditch)) (VP_5 (VBD_2 had) (S_2 (VP_0 (TO_0 to) (VP_1 (ATVP_0 (VB_0 move) (PRT_0 (RP_0 over))) (NP_3 (NP_6 (DT_0 The) (NNS_1 classes)) (PP_0 (IN_1 of) (NP_2 (NN_3 boy))))))))) (COLON_0 :)) (S_1 (NP_0 (DT_1 that)) (VP_5 (VBD_1 crisped)))) (DOT_0 .)))