Two boys in karate uniforms are sparring on a padded mat.
The boys are getting exercise.
Sparring implies getting exercise.
exists e1 s1 s2 x1 x2 x3.(on(e1,x3) & n_mat(x3) & a_padded(s2) & Theme(s2,x3) & Actor(e1,x1) & v_spar(e1) & in(x1,x2) & n_uniform(x2) & a_karate(s1) & Theme(s1,x2) & n_boy(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_boy(x1) & Theme(e1,x2) & Actor(e1,x1) & v_get(e1) & n_exercise(x2))