of a halt of the lisp , there were .
(ROOT_0 (S_0 (ATS_3 (ATS_1 (ATS_2 (PP_2 (IN_0 of) (NP_3 (NP_5 (DT_0 a) (NN_2 halt)) (PP_0 (IN_1 of) (NP_5 (DT_0 the) (NN_2 lisp))))) (COMMA_0 ,)) (NP_0 (EX_0 there))) (VP_3 (VBD_0 were))) (DOT_0 .)))