The woman in the red dress is dancing with the man in a suit.
There are people dancing.
The woman and man are dancing.
exists e1 s1 x1 x2 x3 x4.(n_man(x3) & n_dress(x2) & a_red(s1) & Theme(s1,x2) & n_woman(x1) & in(e1,x4) & n_suit(x4) & with(e1,x3) & Actor(e1,x1) & v_dance(e1) & in(x1,x2))
exists p1 x1 e1 x2 x3.((x1 = x2) & Actor(e1,x3) & v_dance(e1) & (x2 = x3) & n_people(x2))