Two firefighters look at a building.
Twerelve policeman a look at a building.
There are either two firefighters or twerelve policeman.
exists e1 x1 x2.(at(e1,x2) & n_building(x2) & Actor(e1,x1) & v_look(e1) & n_firefighter(x1) & card_eq_2(x1))
all x1.(n_look(x1) -> exists x2 x3 x4.(a_topic(x2) & at(x2,x4) & n_building(x4) & for(x2,x1) & n_policeman(x2) & (x2 = x3) & ne_org_twerelve(x3)))