Two men playing soccer on the greens.
Two guys practice their football moves.
Two men playing soccer does not mean they are trying to practice football.
exists e1 x1 x2 x3 x4.(n_green(x4) & a_topic(x1) & on(e1,x4) & Theme(e1,x3) & Actor(e1,x2) & v_play(e1) & n_soccer(x3) & (x1 = x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_practice(e1) & n_move(x2) & of(x2,x3) & n_football(x3) & of(x2,x1) & n_thing(x1) & n_guy(x1) & card_eq_2(x1))