some young men playing basketball
The young men play on a court.
Playing basketball does not necessarily imply on a court.
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_basketball(x3) & (x1 = x2) & n_man(x1) & a_young(s1) & Theme(s1,x1))
exists e1 s1 x1 x2.(n_man(x1) & a_young(s1) & Theme(s1,x1) & on(e1,x2) & n_court(x2) & Actor(e1,x1) & v_play(e1))