this knees let when still vibrant you would that stretch , it was scattered in the surfer .
(ROOT_0 (S_0 (ATS_3 (NP_1 (DT_1 this) (NNS_0 knees)) (VP_4 (VBD_0 let) (SBAR_0 (WHADVP_0 (WRB_0 when) (ADJP_0 (RB_0 still) (JJ_0 vibrant))) (S_1 (ATS_1 (ATS_2 (SBAR_0 (S_1 (NP_0 (PRP_1 you)) (VP_5 (ATVP_1 (MD_0 would) (ADVP_0 (DT_1 that))) (VP_1 (VB_0 stretch))))) (COMMA_0 ,)) (NP_0 (PRP_1 it))) (VP_3 (VBD_1 was) (VP_2 (VBN_0 scattered) (PP_0 (IN_1 in) (NP_5 (DT_0 the) (NN_2 surfer))))))))) (DOT_0 .)))