A woman in a pink sweater is singing to a man in a suit.
people are singing
A woman is singing to a man is the rephrasing of people are singing
exists e1 s1 x1 x2 x3 x4.(in(e1,x4) & n_suit(x4) & to(e1,x3) & n_man(x3) & Actor(e1,x1) & v_sing(e1) & in(x1,x2) & n_sweater(x2) & a_pink(s1) & Theme(s1,x2) & n_woman(x1))
exists e1 x1.(Actor(e1,x1) & v_sing(e1) & n_people(x1))