women in a blue shirt laughing.
women giggling
The women are not necessarily giggling even though they're laughing.
exists s1 x1 x2 x3.(a_topic(x1) & in(x1,x2) & n_laughing(x2) & of(x2,x3) & n_shirt(x3) & a_blue(s1) & Theme(s1,x2) & n_woman(x1))
exists e1 x1 x2.(a_topic(x1) & Actor(e1,x2) & v_giggle(e1) & (x1 = x2) & n_woman(x1))