a man sitting on a chair with a house in the background.
A person is seated in front of a building.
A person sitting with a house in the background after some passage of time remains seated in front of a building.
exists e1 x1 x2 x3 x4 x5.(n_background(x5) & a_topic(x1) & with(e1,x4) & in(x4,x5) & n_house(x4) & on(e1,x3) & n_chair(x3) & Actor(e1,x2) & v_sit(e1) & (x1 = x2) & n_man(x1))
exists e1 x1 x2 x3.(in(e1,x2) & of(x2,x3) & n_building(x3) & n_front(x2) & Theme(e1,x1) & v_seat(e1) & n_person(x1))