YES (ignored inputs)COMMENT from experiments for [44] submitted by: Tsubasa Suzuki , Takahito Aoto , and Yoshihito Toyama input TRS: [ c -> f(c), c -> h(c), f(?x) -> f(f(?x)), h(?x) -> h(h(?x)) ] Try persistent and layer-preserving decomposition... Sort Assignment: c : =>8 f : 8=>8 h : 8=>8 maximal types: {8} ...decomposition failed. TRS: [ c -> f(c), c -> h(c), f(?x) -> f(f(?x)), h(?x) -> h(h(?x)) ] unknown Non-Omega-Overlapping Right-Reducible problems/258.trs: Success(UNC) (0 msec.)