MAYBE
543.09/137.52	MAYBE
543.09/137.53	
543.09/137.53	Problem:
543.09/137.53	 0(1(2(x1))) -> 0(2(1(0(x1))))
543.09/137.53	 0(1(2(x1))) -> 1(0(2(3(x1))))
543.09/137.53	 0(1(2(x1))) -> 0(2(4(1(5(x1)))))
543.09/137.53	 0(1(2(x1))) -> 0(3(2(1(0(x1)))))
543.09/137.53	 0(1(2(x1))) -> 1(0(3(2(3(x1)))))
543.09/137.53	 0(1(2(x1))) -> 0(1(3(4(2(3(x1))))))
543.09/137.53	 0(5(2(x1))) -> 0(2(4(5(3(x1)))))
543.09/137.53	 0(5(2(x1))) -> 5(4(2(3(0(4(x1))))))
543.09/137.53	 2(0(1(x1))) -> 3(0(2(1(x1))))
543.09/137.53	 2(0(1(x1))) -> 0(2(1(1(4(x1)))))
543.09/137.53	 2(0(1(x1))) -> 0(3(2(4(1(x1)))))
543.09/137.53	 2(0(1(x1))) -> 3(0(2(1(4(x1)))))
543.09/137.53	 2(0(1(x1))) -> 0(2(2(3(4(1(x1))))))
543.09/137.53	 2(0(1(x1))) -> 0(3(2(3(1(1(x1))))))
543.09/137.53	 2(0(1(x1))) -> 4(0(4(2(1(4(x1))))))
543.09/137.53	 2(5(1(x1))) -> 0(2(1(5(1(x1)))))
543.09/137.53	 2(5(1(x1))) -> 1(4(5(4(2(x1)))))
543.09/137.53	 2(5(1(x1))) -> 5(0(2(1(4(x1)))))
543.09/137.53	 2(5(1(x1))) -> 5(2(1(4(1(x1)))))
543.09/137.53	 2(5(1(x1))) -> 1(5(0(2(4(1(x1))))))
543.09/137.53	 2(5(1(x1))) -> 5(2(1(1(1(1(x1))))))
543.09/137.53	 0(1(2(1(x1)))) -> 3(1(4(0(2(1(x1))))))
543.09/137.53	 0(1(3(1(x1)))) -> 5(0(3(1(1(x1)))))
543.09/137.53	 0(1(3(1(x1)))) -> 1(0(3(4(2(1(x1))))))
543.09/137.53	 0(1(5(1(x1)))) -> 5(0(3(1(1(x1)))))
543.09/137.53	 0(2(1(2(x1)))) -> 0(2(2(1(5(x1)))))
543.09/137.53	 0(2(5(1(x1)))) -> 1(1(5(0(2(1(x1))))))
543.09/137.53	 0(5(3(1(x1)))) -> 0(1(4(4(3(5(x1))))))
543.09/137.53	 0(5(5(2(x1)))) -> 5(4(2(3(5(0(x1))))))
543.09/137.53	 2(0(1(2(x1)))) -> 0(2(3(2(1(1(x1))))))
543.09/137.53	 2(0(1(2(x1)))) -> 4(0(2(1(1(2(x1))))))
543.09/137.53	 2(0(4(1(x1)))) -> 3(0(2(4(1(x1)))))
543.09/137.53	 2(0(5(1(x1)))) -> 5(4(2(1(0(x1)))))
543.09/137.53	 2(2(5(1(x1)))) -> 3(2(2(4(5(1(x1))))))
543.09/137.53	 2(4(0(1(x1)))) -> 1(0(2(4(4(x1)))))
543.09/137.53	 2(4(0(1(x1)))) -> 3(0(0(2(4(1(x1))))))
543.09/137.53	 2(4(0(1(x1)))) -> 5(4(0(2(1(1(x1))))))
543.09/137.53	 2(5(2(1(x1)))) -> 1(5(2(2(3(1(x1))))))
543.09/137.53	 2(5(4(1(x1)))) -> 4(5(2(1(4(4(x1))))))
543.09/137.53	 2(5(5(1(x1)))) -> 1(5(4(2(4(5(x1))))))
543.09/137.53	 2(5(5(2(x1)))) -> 5(5(2(3(2(x1)))))
543.09/137.53	 0(1(3(0(1(x1))))) -> 0(3(1(0(1(1(x1))))))
543.09/137.53	 0(2(4(3(1(x1))))) -> 1(3(4(2(3(0(x1))))))
543.09/137.53	 0(2(4(3(1(x1))))) -> 4(0(3(2(1(0(x1))))))
543.09/137.53	 0(2(5(3(1(x1))))) -> 5(0(2(3(5(1(x1))))))
543.09/137.53	 2(0(5(4(1(x1))))) -> 0(4(5(3(2(1(x1))))))
543.09/137.53	 2(2(0(1(2(x1))))) -> 2(4(0(2(2(1(x1))))))
543.09/137.53	 2(4(0(5(1(x1))))) -> 1(4(5(0(4(2(x1))))))
543.09/137.53	 2(4(2(3(1(x1))))) -> 4(2(2(3(3(1(x1))))))
543.09/137.53	 2(5(2(0(1(x1))))) -> 0(2(4(1(5(2(x1))))))
543.09/137.53	
543.09/137.53	Proof:
543.09/137.53	 Open
543.09/137.53	EOF