A woman in red is sitting on a bench.
A man is resting on a chair.
There can be either a woman or a man.
exists e1 x1 x2 x3.(on(e1,x3) & n_bench(x3) & Actor(e1,x1) & v_sit(e1) & in(x1,x2) & n_red(x2) & n_woman(x1))
exists e1 x1 x2.(on(e1,x2) & n_chair(x2) & Actor(e1,x1) & v_rest(e1) & n_man(x1))