People are sitting and talking outside a bar in the afternoon.
A group of people is hanging outside a restaurant.
Hanging is a rephrase of sitting and talking.
exists e1 e2 x1 x2 x3 x4.(n_afternoon(x4) & in(e2,x4) & outside(e2,x3) & n_bar(x3) & Actor(e2,x2) & v_talk(e2) & n_people(x2) & Actor(e1,x1) & v_sit(e1) & n_people(x1))
exists e1 x1 x2 x3.(outside(e1,x3) & n_restaurant(x3) & Actor(e1,x1) & v_hang(e1) & of(x1,x2) & n_people(x2) & n_group(x1))