(literalize wme val)

(p sort
    (wme    ^val <x>)
  - (wme    ^val < <x>)
    -->
    (write <x> (crlf))
    (remove 1))

(p start
    (start)
    -->
    (make wme    ^val 0)
    (make wme    ^val 1)
    (make wme    ^val -1))