Two archaeologists digging out some archaeologist things.
Two people working.
Archaeologists can be commonly referred to as people, and if they are digging out some archaeologist things, it means they are working.
exists e1 s1 s2 x1 x2 x3.(a_topic(x1) & a_out(s2) & Manner(e1,s2) & Theme(e1,x3) & Actor(e1,x2) & v_dig(e1) & n_thing(x3) & a_archaeologist(s1) & Theme(s1,x3) & (x1 = x2) & n_archaeologist(x1) & card_eq_2(x1))
exists e1 x1.(Actor(e1,x1) & v_work(e1) & n_people(x1) & card_eq_2(x1))