A man is trimming the weeds outside of an apartment complex.
A man is painting the side of the apartment.
One cannot be trimming the weeds and painting simultaneously.
exists e1 x1 x2 x3 x4 x5.(n_weed(x2) & Theme(e1,x2) & Actor(e1,x1) & v_trim(e1) & of(x3,x4) & n_complex(x4) & of(x4,x5) & n_apartment(x5) & outside(x2,x3) & n_thing(x3) & n_man(x1))
exists e1 x1 x2 x3.(n_apartment(x3) & n_side(x2) & Theme(e1,x2) & Actor(e1,x1) & v_paint(e1) & of(x2,x3) & n_man(x1))