Two archaeologists are examining something in their dig site.
Two people stand at a dig site.
Two people in both.
exists e1 x1 x2 x3 x4.(Theme(e1,x2) & Actor(e1,x1) & v_examine(e1) & in(x2,x3) & n_site(x3) & of(x3,x4) & n_dig(x4) & of(x3,x1) & n_thing(x1) & n_thing(x2) & n_archaeologist(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(at(e1,x2) & n_site(x2) & of(x2,x3) & n_dig(x3) & Actor(e1,x1) & v_stand(e1) & n_people(x1) & card_eq_2(x1))