Two little girls practice martial arts.
Two girls are practicing a hobby.
Martial arts is a hobby the two girls are practicing.
exists s1 s2 s3 x1 x2 x3.(n_art(x1) & a_martial(s3) & Theme(s3,x1) & of(x1,x3) & n_practice(x3) & of(x1,x2) & n_girl(x2) & a_.(s2) & Theme(s2,x1) & a_little(s1) & Theme(s1,x1) & card_eq_2(x1) & a_topic(x1))
exists e1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_practice(e1) & n_hobby(x2) & n_girl(x1) & card_eq_2(x1))