A group of friends cook around a fire.
They are camping.
Sentence 1 is missing camping.
exists e1 x1 x2 x3.(around(e1,x3) & n_fire(x3) & Actor(e1,x1) & v_cook(e1) & of(x1,x2) & n_friend(x2) & n_group(x1))
exists e1 x1.(n_thing(x1) & Actor(e1,x1) & v_camp(e1))