Three men are together at a bar.
Three men who are cousins are at the bar
We don't know if they are cousins or not.
exists s1 x1 x2.(at(s1,x2) & n_bar(x2) & Theme(s1,x1) & a_together(s1) & n_man(x1) & card_eq_3(x1))
exists p1 p2 x1 x2 x4.(n_bar(x4) & at(x1,x4) & exists x3.((x2 = x3) & n_cousin(x3)) & (x1 = x2) & n_man(x1) & card_eq_3(x1))