1(set-logic QF_UFLIAFS)
2(set-info :status unsat)
3(declare-sort E 0)
4(declare-fun A () (Set E))
5(declare-fun B () (Set E))
6(declare-fun C () (Set E))
7(assert
8  (and
9    (= (as emptyset (Set E))
10       (intersection A B))
11    (subset C (union A B))
12    (>= (card C) 5)
13    (<= (card A) 2)
14    (<= (card B) 2)
15  )
16)
17(check-sat)
18