Two men in white robes and black belts are practicing karate.
Two men are practicing karate in front of their sensies.
Men practicing karate are not necessarily practicing karate in front of their sensies
exists e1 s1 s2 x1 x2 x3 x4 x5.(Theme(e1,x5) & Actor(e1,x1) & v_practice(e1) & n_karate(x5) & in(x1,x2) & subset_of(x4,x2) & n_belt(x4) & a_black(s2) & Theme(s2,x4) & subset_of(x3,x2) & n_robe(x3) & a_white(s1) & Theme(s1,x3) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(in(e1,x3) & of(x3,x4) & n_sensy(x4) & of(x4,x1) & n_thing(x1) & n_front(x3) & Theme(e1,x2) & Actor(e1,x1) & v_practice(e1) & n_karate(x2) & n_man(x1) & card_eq_2(x1))