back of the best nerd , <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (PP_2 (ATPP_0 (RB_1 back) (IN_1 of)) (NP_6 (ATNP_1 (DT_0 the) (JJS_0 best)) (NN_1 nerd))) (COMMA_0 ,)) (APOSTROPHE_0 <apostrophe><apostrophe>)))