`` because they fell up to .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (TICK_0 ``) (ADVP_0 (IN_2 because))) (NP_0 (PRP_1 they))) (VP_3 (ATVP_3 (VBD_2 fell) (PRT_0 (RP_0 up))) (S_2 (VP_0 (TO_0 to))))) (DOT_0 .)))