A brunette man is welding a stair rail.
Man eating cheeseburger
It is not possible to be eating a cheeseburger while welding.
exists e1 x1 x2 x3 x4.(Theme(e1,x3) & Actor(e1,x1) & v_weld(e1) & n_rail(x3) & of(x3,x4) & n_stair(x4) & n_man(x1) & of(x1,x2) & n_brunette(x2))
exists x1 x2 x3.(n_cheeseburger(x1) & of(x1,x3) & n_eating(x3) & of(x1,x2) & n_man(x2) & a_topic(x1))