`` since Not his legs <apostrophe>s out crisped to be out at the goofy perch , keep boulders .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (TICK_0 ``) (ADVP_0 (IN_2 since) (RB_1 Not))) (NP_0 (PRPDOLLAR_0 his) (NNS_0 legs))) (VP_3 (ATVP_1 (VBZ_0 <apostrophe>s) (PRT_0 (RP_0 out))) (VP_5 (VBD_2 crisped) (S_2 (VP_0 (TO_0 to) (VP_1 (ATVP_2 (VB_0 be) (PRT_0 (RP_0 out))) (PP_1 (IN_1 at) (NP_2 (ATNP_2 (ATNP_0 (NP_6 (ATNP_1 (DT_0 the) (JJ_1 goofy)) (NN_1 perch)) (COMMA_0 ,)) (VP_1 (VB_0 keep))) (NNS_1 boulders))))))))) (DOT_0 .)))