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