2.87/1.04	YES
2.87/1.04	
2.87/1.04	Problem:
2.87/1.04	 b(a(a(b(a(x1))))) -> a(b(a(a(b(b(a(a(b(x1)))))))))
2.87/1.04	
2.87/1.04	Proof:
2.87/1.04	 String Reversal Processor:
2.87/1.04	  a(b(a(a(b(x1))))) -> b(a(a(b(b(a(a(b(a(x1)))))))))
2.87/1.04	  Bounds Processor:
2.87/1.04	   bound: 1
2.87/1.04	   enrichment: match
2.87/1.04	   automaton:
2.87/1.04	    final states: {1}
2.87/1.04	    transitions:
2.87/1.04	     b1(35) -> 36*
2.87/1.04	     b1(25) -> 26*
2.87/1.04	     b1(32) -> 33*
2.87/1.04	     b1(22) -> 23*
2.87/1.04	     b1(39) -> 40*
2.87/1.04	     b1(29) -> 30*
2.87/1.04	     b1(36) -> 37*
2.87/1.04	     b1(26) -> 27*
2.87/1.04	     a1(37) -> 38*
2.87/1.04	     a1(27) -> 28*
2.87/1.04	     a1(34) -> 35*
2.87/1.04	     a1(24) -> 25*
2.87/1.04	     a1(31) -> 32*
2.87/1.04	     a1(21) -> 22*
2.87/1.04	     a1(38) -> 39*
2.87/1.04	     a1(33) -> 34*
2.87/1.04	     a1(28) -> 29*
2.87/1.04	     a1(23) -> 24*
2.87/1.04	     f20() -> 2*
2.87/1.04	     b0(10) -> 1*
2.87/1.04	     b0(7) -> 8*
2.87/1.04	     b0(6) -> 7*
2.87/1.04	     b0(3) -> 4*
2.87/1.04	     a0(5) -> 6*
2.87/1.04	     a0(2) -> 3*
2.87/1.04	     a0(9) -> 10*
2.87/1.04	     a0(4) -> 5*
2.87/1.04	     a0(8) -> 9*
2.87/1.04	     1 -> 34,3,5
2.87/1.04	     3 -> 31*
2.87/1.04	     7 -> 21*
2.87/1.04	     30 -> 35,32,6
2.87/1.04	     40 -> 22*
2.87/1.04	   problem:
2.87/1.04	    
2.87/1.04	   Qed
2.87/1.05	EOF