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