A man is kneeling down and using a paintbrush.
A kneeling man is using a paintbrush to paint something.
Using a paintbrush generally means that something is going to be painted with the paintbrush.
exists e2 e1 s1 x1 x2 x3 x4.(Theme(e2,x4) & Actor(e2,x3) & v_use(e2) & n_paintbrush(x4) & n_man(x3) & a_down(s1) & Manner(e1,s1) & Theme(e1,x2) & Actor(e1,x1) & v_kneel(e1) & n_paintbrush(x2) & n_man(x1))
exists e2 e1 p1 x1 x2.(Theme(e2,p1) & Recipient(e2,x2) & Actor(e2,x1) & v_use(e2) & exists e3 x3.(Theme(e3,x3) & Actor(e3,x1) & v_paint(e3) & n_thing(x3)) & n_paintbrush(x2) & n_man(x1) & Actor(e1,x1) & v_kneel(e1))