They rose at songs heard at I slid up .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 They)) (VP_4 (VBD_2 rose) (PP_0 (IN_1 at) (NP_2 (NP_4 (NNS_1 songs)) (VP_2 (VBN_0 heard) (PP_2 (IN_0 at) (SBAR_0 (S_1 (NP_0 (PRP_1 I)) (VP_5 (VBD_0 slid) (PRT_0 (RP_0 up))))))))))) (DOT_0 .)))