A woman standing on a lawn painting a picture.
A women is painting a tree.
It can't be inferred from sentence 1 that the woman is painting a tree.
exists e1 x1 x2 x3 x4 x5.(a_topic(x1) & n_picture(x5) & Time(e1,x5) & on(e1,x3) & n_painting(x3) & of(x3,x4) & n_lawn(x4) & Actor(e1,x2) & v_stand(e1) & (x1 = x2) & n_woman(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_paint(e1) & n_tree(x2) & n_woman(x1))