Three children practicing martial arts.
The kids wear karate gi.
Not all children practicing martial arts wear a karate gi.
exists e1 s1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_practice(e1) & n_art(x3) & a_martial(s1) & Theme(s1,x3) & (x1 = x2) & n_child(x1) & card_eq_3(x1))
exists e1 s1 x1 x2.(n_kid(x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_gi(x2) & a_karate(s1) & Theme(s1,x2))