A group of people are standing on a ledge overlooking low clouds.
The group of people are watching hockey indoors.
Person watching hockey indoors will not be on a ledge overlooking clouds at the same time.
exists e2 e1 s1 x1 x2 x3 x4.(for(e1,e2) & Theme(e2,x4) & Actor(e2,x1) & v_overlook(e2) & n_cloud(x4) & a_low(s1) & Theme(s1,x4) & on(e1,x3) & n_ledge(x3) & Actor(e1,x1) & v_stand(e1) & of(x1,x2) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3 x4.(n_group(x1) & Theme(e1,x3) & Actor(e1,x1) & v_watch(e1) & n_indoor(x3) & of(x3,x4) & n_hockey(x4) & of(x1,x2) & n_people(x2))