Two people in a field are harvesting fruit or vegetables.
People are harvesting in the field.
two people is simplified as people.
exists x1 x2.((exists e1 x3.(Theme(e1,x3) & Actor(e1,x1) & v_harvest(e1) & n_fruit(x3)) | exists e2 x4.(Theme(e2,x4) & Actor(e2,x1) & v_harvest(e2) & n_vegetable(x4))) & in(x1,x2) & n_field(x2) & n_people(x1) & card_eq_2(x1))
exists e1 x1 x2.(n_field(x2) & in(e1,x2) & Actor(e1,x1) & v_harvest(e1) & n_people(x1))