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