before you , a lisp , <apostrophe><apostrophe>
(ROOT_0 (S_0 (ATS_2 (PP_2 (IN_0 before) (NP_3 (ATNP_0 (NP_0 (PRP_1 you)) (COMMA_0 ,)) (NP_5 (DT_0 a) (NN_2 lisp)))) (COMMA_0 ,)) (APOSTROPHE_0 <apostrophe><apostrophe>)))