A person is in an operating room.
A man in a hospital waiting room.
One cannot be in an operating room and a hospital waiting room at the same time
exists p1 x1.(exists x2 x3.(in(x1,x2) & n_room(x2) & of(x2,x3) & n_operating(x3)) & n_person(x1))
exists e1 x1 x2 x3 x4.(a_topic(x1) & in(x1,x2) & Theme(e1,x4) & Actor(e1,x3) & v_wait(e1) & n_room(x4) & (x2 = x3) & n_hospital(x2) & n_man(x1))