A man in a blue jacket is climbing a rock.
A man climbing a rock
A man climbing a rock refers to a man in a blue jacket
exists e1 s1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_climb(e1) & n_rock(x3) & in(x1,x2) & n_jacket(x2) & a_blue(s1) & Theme(s1,x2) & n_man(x1))
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_climb(e1) & n_rock(x3) & (x1 = x2) & n_man(x1))