730.73/299.39	MAYBE
730.73/299.39	
730.73/299.39	Problem:
730.73/299.39	 strict:
730.73/299.39	  c(a(b(x1))) -> a(c(a(x1)))
730.73/299.39	  c(c(c(x1))) -> b(b(b(x1)))
730.73/299.39	 weak:
730.73/299.39	  a(c(a(x1))) -> b(a(a(x1)))
730.73/299.39	  a(a(a(x1))) -> a(a(a(x1)))
730.73/299.39	  a(a(b(x1))) -> c(b(a(x1)))
730.73/299.39	  b(a(c(x1))) -> c(b(c(x1)))
730.73/299.39	  b(a(c(x1))) -> b(a(b(x1)))
730.73/299.39	
730.73/299.39	Proof:
730.73/299.39	 Open
730.73/299.40	EOF