A group of people sitting and standing at a park.
They sit around in the park
"They" is a reference to people, and to "sit around" means to be sitting.
exists e1 e2 x1 x2 x3 x4 x5.(a_topic(x1) & of(x1,x2) & at(e2,x5) & n_park(x5) & Actor(e2,x4) & v_stand(e2) & (x2 = x4) & Actor(e1,x3) & v_sit(e1) & (x2 = x3) & n_people(x2) & n_group(x1))
exists e1 s1 x1 x2.(n_park(x2) & n_thing(x1) & in(e1,x2) & a_around(s1) & Manner(e1,s1) & Actor(e1,x1) & v_sit(e1))