Spectators in sunglasses at an event.
The entire crowd is wearing sunglasses.
Just because spectator at an event are wearing sunglasses, it does not mean that the entire crowd is wearing sunglasses.
exists x1 x2 x3.(a_topic(x1) & in(x1,x2) & at(x2,x3) & n_event(x3) & n_sunglass(x2) & n_spectator(x1))
exists e1 s1 x1 x2.(n_crowd(x1) & a_entire(s1) & Theme(s1,x1) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_sunglass(x2))