--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/src/HOL/SMT/Examples/cert/z3_hol_02	Tue Oct 20 10:11:30 2009 +0200
@@ -0,0 +1,13 @@
+(benchmark Isabelle
+:extrasorts ( T2 T1 T3)
+:extrafuns (
+  (uf_2 T1)
+  (uf_3 T2)
+ )
+:extrapreds (
+  (up_4 T1 T2)
+  (up_1 T1 T2)
+ )
+:assumption (not (or (iff (up_1 uf_2 uf_3) (and (up_4 uf_2 uf_3) true)) (or (iff (up_1 uf_2 uf_3) true) (iff (up_4 uf_2 uf_3) true))))
+:formula true
+)