a old woman sits on a bench next to her cane.
The cane is black, and the bench is brown.
We cannot assume without knowing that the bench is brown or the cane is black.
exists e1 s1 x1 x2 x3.(to(e1,x3) & n_cane(x3) & of(x3,x1) & n_female(x1) & r_next(e1) & on(e1,x2) & n_bench(x2) & Actor(e1,x1) & v_sit(e1) & n_woman(x1) & a_old(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_bench(x2) & n_cane(x1) & Theme(e1,x2) & v_brown(e1) & Theme(s1,x1) & a_black(s1))