soon four months <apostrophe>s about the many , swollen fleas . <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (ATS_3 (ATS_1 (ADVP_0 (RB_0 soon)) (NP_0 (CD_0 four) (NNS_0 months))) (VP_3 (VBZ_0 <apostrophe>s) (PP_1 (IN_1 about) (NP_2 (ATNP_0 (DT_0 the) (ADJP_0 (ATADJP_0 (JJ_1 many) (COMMA_0 ,)) (JJ_1 swollen))) (NP_4 (NNS_1 fleas)))))) (DOT_0 .)) (APOSTROPHE_0 <apostrophe><apostrophe>)))