A young man doing some art.
A young man paints.
Some art doesn't imply that he paints. He can do other art works also.
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_do(e1) & n_art(x3) & (x1 = x2) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists s1 x1 x2.(a_topic(x1) & n_paint(x1) & of(x1,x2) & n_man(x2) & a_young(s1) & Theme(s1,x1))