MAYBE (ignored inputs)COMMENT doi:10.1007/978-3-642-40885-4_22 [44] Example 15 submitted by: Tsubasa Suzuki , Takahito Aoto , and Yoshihito Toyama input TRS: [ c -> f(c,d), c -> h(c,d), f(?x,?y) -> h(g(?y),?x), h(?x,?y) -> f(g(?y),?x) ] TRS: [ c -> f(c,d), c -> h(c,d), f(?x,?y) -> h(g(?y),?x), h(?x,?y) -> f(g(?y),?x) ] unknown UNC Completion (Development Closed) problems/257.trs: Failure(unknown UNC) (4 msec.)