Men standing in a dumpster in a city.
Some men are burning some trash.
If the men are standing in the dumpster, they can't be turning trash in the dumpster at the same time.
exists x1 x2 x3 x4.(a_topic(x1) & in(x1,x3) & in(x3,x4) & n_city(x4) & n_dumpster(x3) & n_standing(x1) & of(x1,x2) & n_man(x2))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_burn(e1) & n_trash(x2) & n_man(x1))