A man in a orange vest is kneeling on the sidewalk.
A man kneeling on the sidewalk.
Man, refers to the man in a orange vest who is kneeling.
exists e1 x1 x2 x3 x4.(n_sidewalk(x4) & on(e1,x4) & Actor(e1,x1) & v_kneel(e1) & in(x1,x2) & n_vest(x2) & of(x2,x3) & n_orange(x3) & n_man(x1))
exists e1 x1 x2 x3.(n_sidewalk(x3) & a_topic(x1) & on(e1,x3) & Actor(e1,x2) & v_kneel(e1) & (x1 = x2) & n_man(x1))