Two women wearing white shirts are dancing.
The people are in a competition.
The dancing isn't necessarily for a competition.
exists e1 e2 s1 x1 x2 x3.(Actor(e2,x1) & v_dance(e2) & Theme(e1,x3) & Actor(e1,x2) & v_wear(e1) & n_shirt(x3) & a_white(s1) & Theme(s1,x3) & (x1 = x2) & n_woman(x1) & card_eq_2(x1))
exists p1 x1.(n_people(x1) & exists x2.(in(x1,x2) & n_competition(x2)))