Comenzi pentru jucat cu sexplib in toplevel de ocaml:
#use "topfind";;
#camlp4o;;
#require "sexplib.syntax";;
si ulterior, pentru teste:
type t = int * int with sexp;;
Sexplib.Sexp.to_string_hum (sexp_of_t (10, 20));;
t_of_sexp (Sexplib.Sexp.of_string "(10 20)");;