(RULES
  c -> c
  a -> f(h(h(f(a),f(f(c))),b))
  c -> a
  h(c,f(b)) -> c
)
(COMMENT
Cops #647 - #721: generated ground TRSs; evenly distributed in the
UNR/UNC/NFP/CR hierarchy
submitted by: Bertram Felgenhauer
)