A giant pair of glasses sits in front of a building.
Someone has lost their glasses in front of the newspaper building.
A pair of glasses in front of a building might not have been lost by someone.
exists e1 s1 x1 x2 x3 x4.(in(e1,x3) & of(x3,x4) & n_building(x4) & n_front(x3) & Actor(e1,x1) & v_sit(e1) & of(x1,x2) & n_glass(x2) & n_pair(x1) & a_giant(s1) & Theme(s1,x1))
exists e1 x1 x2 x3 x4 x5.(n_building(x4) & of(x4,x5) & n_newspaper(x5) & in(e1,x3) & of(x3,x4) & n_front(x3) & Theme(e1,x2) & Actor(e1,x1) & v_lose(e1) & n_glass(x2) & of(x2,x1) & n_thing(x1) & n_person(x1))