for a hat if nice kids , there was happened ?
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (PP_2 (IN_0 for) (NP_3 (NP_5 (DT_0 a) (NN_2 hat)) (PP_0 (IN_1 if) (NP_2 (JJ_1 nice) (NNS_1 kids))))) (COMMA_0 ,)) (NP_0 (EX_0 there))) (VP_3 (VBD_1 was) (VP_2 (VBN_0 happened)))) (DOT_0 ?)))