/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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MAYBE

Problem:
 b(b(b(b(x1)))) -> b(b(b(a(b(x1)))))
 b(a(b(b(a(b(x1)))))) -> b(b(a(b(b(x1)))))

Proof:
 Open