Guy on a ladder painting the building blue.
The painter is applying yellow paint to the house.
The same object cannot be painted blue and yellow.
exists s1 x1 x2 x3 x4.(ne_nam_guy(s1) & a_topic(s1) & on(s1,x1) & n_blue(x3) & of(x3,x4) & n_building(x4) & (x1 = x3) & n_painting(x1) & of(x1,x2) & n_ladder(x2))
exists e1 s1 x1 x2 x3.(n_house(x3) & n_painter(x1) & to(e1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_apply(e1) & n_paint(x2) & a_yellow(s1) & Theme(s1,x2))