/export/starexec/sandbox/solver/bin/starexec_run_ttt2-1.17+nonreach /export/starexec/sandbox/benchmark/theBenchmark.xml /export/starexec/sandbox/output/output_files


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NO

Problem:
 f(g(a())) -> a()
 f(f(x)) -> b()
 g(x) -> f(g(x))

Proof:
 Containment Processor: loop length: 1
                        terms:
                         g(x)
                        context: f([])
                        substitution:
                         x -> x
  Qed