(benchmark Isabelle
:extrafuns (
  (uf_2 Int)
  (uf_1 Int)
 )
:assumption (= (mod (+ uf_1 uf_2) 2) 0)
:assumption (= (mod uf_1 4) 3)
:assumption (not (and (= (mod uf_1 2) 1) (= (mod uf_2 2) 1)))
:formula true
)
