her guess by the swollen hat refer .
(ROOT_0 (S_0 (ATS_3 (NP_1 (PRP_0 her)) (VP_4 (ATVP_1 (VBP_0 guess) (PP_2 (IN_0 by) (NP_6 (ATNP_1 (DT_0 the) (JJ_1 swollen)) (NN_1 hat)))) (VP_5 (VBP_0 refer)))) (DOT_0 .)))