A woman is singing and playing the drums.
woman shopping
Singing is different than shopping.
exists e2 e1 x1 x2 x3.(n_drum(x2) & Theme(e2,x2) & Actor(e2,x3) & v_play(e2) & n_woman(x3) & Theme(e1,x2) & Actor(e1,x1) & v_sing(e1) & n_woman(x1))
exists x1 x2.(n_shopping(x1) & of(x1,x2) & n_woman(x2) & a_topic(x1))