A group of people eating on a picnic table at a park.
A group of people are sititng inside a movie theater.
The people cannot be eating a picnic (typically done outside) and sitting inside. Being at a park and a movie theater is also problematic as one cannot be both outdoors and indoors at the same time.
exists e1 x1 x2 x3 x4 x5 x6.(a_topic(x1) & of(x1,x2) & on(e1,x4) & at(x4,x6) & n_park(x6) & n_table(x4) & of(x4,x5) & n_picnic(x5) & Actor(e1,x3) & v_eat(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 x1 x2 x3 x4.(inside(e1,x3) & n_theater(x3) & of(x3,x4) & n_movie(x4) & Actor(e1,x1) & v_sititng(e1) & of(x1,x2) & n_people(x2) & n_group(x1))