Oh , a group attended even knew just plastic in kids .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (INTJ_0 (UH_0 Oh)) (COMMA_0 ,)) (NP_0 (DT_0 a) (NN_2 group))) (VP_3 (ATVP_1 (VBD_1 attended) (RB_1 even)) (VP_5 (ATVP_3 (VBD_1 knew) (ADJP_0 (RB_0 just) (JJ_0 plastic))) (PP_0 (IN_1 in) (NP_4 (NNS_1 kids)))))) (DOT_0 .)))