in fat friend a air , <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (PP_2 (IN_0 in) (NP_3 (ATNP_0 (JJ_0 fat) (NN_0 friend)) (NP_5 (DT_0 a) (NN_2 air)))) (COMMA_0 ,)) (APOSTROPHE_0 <apostrophe><apostrophe>)))