People repairing a home or building.
A group of men is repairing a home.
People repairing a home are not necessarily men.
exists e1 x1 x2 x3.(a_topic(x1) & Theme(e1,x3) & Actor(e1,x2) & v_repair(e1) & (n_home(x3) | n_building(x3)) & (x1 = x2) & n_people(x1))
exists e1 x1 x2 x3.(Theme(e1,x3) & Actor(e1,x1) & v_repair(e1) & n_home(x3) & of(x1,x2) & n_man(x2) & n_group(x1))