A man is painting a vibrantly colored city scene.
a man is out for a walk
A man can't be painting and going out for a walk at the same time.
exists e1 e2 x1 x2 x3.(Theme(e2,x2) & Actor(e2,x1) & v_paint(e2) & n_scene(x2) & of(x2,x3) & n_city(x3) & Theme(e1,x2) & v_color(e1) & r_vibrantly(x2) & n_man(x1))
exists p1 s1 x1.(a_out(s1) & Manner(p1,s1) & exists x2.(for(x1,x2) & n_walk(x2)) & n_man(x1))