Five people are playing classical musical.
five people practice music for a concert
Five people are playing classical musical does not mean that they practice music for a concert
exists e1 s1 x1 x2.(Theme(e1,x2) & Actor(e1,x1) & v_play(e1) & n_musical(x2) & a_classical(s1) & Theme(s1,x2) & n_people(x1) & card_eq_5(x1))
exists x1 x2 x3.(a_topic(x1) & for(x1,x3) & n_concert(x3) & n_practice(x1) & Time(x1,x2) & n_music(x2) & n_people(x1) & card_eq_5(x1))