Four young boys dressed in uniform play football.
The boys are football players.
Four young boys are the boys.
exists e1 s1 s2 x1 x2 x3.(in(e1,x2) & n_football(x2) & of(x2,x3) & n_play(x3) & a_uniform(s2) & Theme(s2,x2) & Theme(e1,x1) & v_dress(e1) & n_boy(x1) & a_young(s1) & Theme(s1,x1) & card_eq_4(x1))
exists p1 x1.(n_boy(x1) & exists x2 x3.((x1 = x2) & n_player(x2) & of(x2,x3) & n_football(x3)))