Adults and children gathered outdoors under a slatted roof socializing
The people are in the basement.
If the people are in the basement they are not gathered outdoors.
exists e3 e2 e1 x1 x2 x3 x4 x5 x6.(under(e1,x5) & Actor(e3,x6) & v_socialize(e3) & (x5 = x6) & n_roof(x5) & Theme(e2,x5) & v_slatt(e2) & Theme(e1,x4) & Actor(e1,x1) & v_gather(e1) & n_outdoors(x4) & n_child(x3) & n_adult(x2) & subset_of(x3,x1) & subset_of(x2,x1))
exists p1 x1 x2.(n_basement(x2) & n_people(x1) & in(x1,x2))