Two couples dressed in yellow are dancing.
Four people dressed in yellow are dancing.
People in yellow are dancing.
exists e2 e1 x1 x2 x3.(Actor(e2,x1) & v_dance(e2) & in(e1,x3) & n_yellow(x3) & Theme(e1,x2) & v_dress(e1) & (x1 = x2) & n_couple(x1) & card_eq_2(x1))
exists e2 e1 x1 x2 x3.(Actor(e2,x1) & v_dance(e2) & in(e1,x3) & n_yellow(x3) & Theme(e1,x2) & v_dress(e1) & (x1 = x2) & n_people(x1) & card_eq_4(x1))