1.13/0.67	YES
1.13/0.68	
1.13/0.68	Problem:
1.13/0.68	 b(a(b(a(a(a(x1)))))) -> a(a(a(a(b(a(b(a(b(x1)))))))))
1.13/0.68	
1.13/0.68	Proof:
1.13/0.68	 Bounds Processor:
1.13/0.68	  bound: 2
1.13/0.68	  enrichment: match
1.13/0.68	  automaton:
1.13/0.68	   final states: {1}
1.13/0.68	   transitions:
1.13/0.68	    a1(47) -> 48*
1.13/0.68	    a1(42) -> 43*
1.13/0.68	    a1(17) -> 18*
1.13/0.68	    a1(12) -> 13*
1.13/0.68	    a1(49) -> 50*
1.13/0.68	    a1(44) -> 45*
1.13/0.68	    a1(19) -> 20*
1.13/0.68	    a1(14) -> 15*
1.13/0.68	    a1(46) -> 47*
1.13/0.68	    a1(16) -> 17*
1.13/0.68	    a1(48) -> 49*
1.13/0.68	    a1(18) -> 19*
1.13/0.68	    b1(45) -> 46*
1.13/0.68	    b1(15) -> 16*
1.13/0.68	    b1(41) -> 42*
1.13/0.68	    b1(11) -> 12*
1.13/0.68	    b1(43) -> 44*
1.13/0.68	    b1(13) -> 14*
1.13/0.68	    a2(57) -> 58*
1.13/0.68	    a2(52) -> 53*
1.13/0.68	    a2(59) -> 60*
1.13/0.68	    a2(54) -> 55*
1.13/0.68	    a2(56) -> 57*
1.13/0.68	    a2(58) -> 59*
1.13/0.68	    b2(55) -> 56*
1.13/0.68	    b2(51) -> 52*
1.13/0.68	    b2(53) -> 54*
1.13/0.68	    f20() -> 2*
1.13/0.68	    a0(10) -> 1*
1.13/0.68	    a0(5) -> 6*
1.13/0.68	    a0(7) -> 8*
1.13/0.68	    a0(9) -> 10*
1.13/0.68	    a0(8) -> 9*
1.13/0.68	    a0(3) -> 4*
1.13/0.68	    b0(2) -> 3*
1.13/0.68	    b0(4) -> 5*
1.13/0.68	    b0(6) -> 7*
1.13/0.68	    1 -> 3,5
1.13/0.68	    9 -> 11*
1.13/0.68	    16 -> 51*
1.13/0.68	    19 -> 41*
1.13/0.68	    20 -> 7*
1.13/0.68	    50 -> 14*
1.13/0.68	    60 -> 44*
1.13/0.68	  problem:
1.13/0.68	   
1.13/0.68	  Qed
1.13/0.68	EOF