1.21/1.25	NO
1.21/1.25	Certified
1.21/1.25	(0
1.21/1.25	 (rr2 (comp (step (0-)) (step* (0))) 0 1)
1.21/1.25	 (rr2 (comp (step (0-)) (step* (0))) 0 1))
1.21/1.25	(1
1.21/1.25	 (rr2 (comp (step* (0)) (step* (0-))) 0 1)
1.21/1.25	 (rr2 (comp (step* (0)) (step* (0-))) 0 1))
1.21/1.25	(2 (not 1) (not (rr2 (comp (step* (0)) (step* (0-))) 0 1)))
1.21/1.25	(3
1.21/1.25	 (and (0 2))
1.21/1.25	 (and ((rr2 (comp (step (0-)) (step* (0))) 0 1)
1.21/1.25	   (not (rr2 (comp (step* (0)) (step* (0-))) 0 1)))))
1.21/1.25	(4
1.21/1.25	 (exists 3)
1.21/1.25	 (exists (and ((rr2 (comp (step (0-)) (step* (0))) 0 1)
1.21/1.25	    (not (rr2 (comp (step* (0)) (step* (0-))) 0 1))))))
1.21/1.25	(5
1.21/1.25	 (exists 4)
1.21/1.25	 (exists (exists (and ((rr2 (comp (step (0-)) (step* (0))) 0 1)
1.21/1.25	     (not (rr2 (comp (step* (0)) (step* (0-))) 0 1)))))))
1.21/1.25	(6
1.21/1.25	 (not 5)
1.21/1.25	 (not (exists (exists (and ((rr2 (comp (step (0-)) (step* (0))) 0 1)
1.21/1.25	      (not (rr2 (comp (step* (0)) (step* (0-))) 0 1))))))))
1.21/1.25	(7
1.21/1.25	 (nnf 6)
1.21/1.25	 (forall (forall (or ((not (rr2 (comp (step (0-)) (step* (0))) 0 1))
1.21/1.25	     (rr2 (comp (step* (0)) (step* (0-))) 0 1))))))
1.21/1.25	(empty 7)
1.21/1.26	EOF