People looking at fish at an aquarium.
There are two sharks in an aquarium exhibit.
looking at doesn't always mean exhibit.
exists e1 x1 x2 x3.(at(e1,x2) & at(x2,x3) & n_aquarium(x3) & n_fish(x2) & Actor(e1,x1) & v_look(e1) & n_people(x1))
exists p1 x1 x2 x3.(in(p1,x2) & n_exhibit(x2) & of(x2,x3) & n_aquarium(x3) & exists x4.((x1 = x4) & n_shark(x4) & card_eq_2(x4)))