; @origtpdbfilename ./TRS/Rubio/koen.trs
; @xtcfilename "./TRS_Standard/Rubio_04/koen.xml"
(format TRS)
(fun f 2)
(fun s 1)
(fun a 1)
(fun c 1)
(rule (f (s X) X) (f X (a X)))
(rule (f X (c X)) (f (s X) X))
(rule (f X X) (c X))