together they discovered about for a guy , the fleas .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ADVP_0 (RB_0 together)) (NP_0 (PRP_1 they))) (VP_3 (ATVP_3 (VBD_2 discovered) (PRT_0 (RP_0 about))) (PP_2 (IN_0 for) (NP_3 (ATNP_0 (NP_5 (DT_0 a) (NN_2 guy)) (COMMA_0 ,)) (NP_6 (DT_0 the) (NNS_1 fleas)))))) (DOT_0 .)))