a group was back happened their knit the regional surfer than thunder turquoise .
(ROOT_0 (S_0 (ATS_3 (NP_1 (DT_0 a) (NN_2 group)) (VP_4 (ATVP_1 (VBD_1 was) (RB_1 back)) (VP_1 (ATVP_0 (VBN_0 happened) (NP_2 (PRPDOLLAR_0 their) (NN_0 knit))) (NP_3 (NP_6 (ATNP_1 (DT_0 the) (JJ_1 regional)) (NN_1 surfer)) (PP_0 (IN_1 than) (NP_2 (NN_2 thunder) (NN_3 turquoise))))))) (DOT_0 .)))