A group of men are resting while at work
Guys are resting while at work.
A few guys resting at work
exists e1 x1 x2 x3.(at(e1,x3) & n_work(x3) & r_while(e1) & Actor(e1,x1) & v_rest(e1) & of(x1,x2) & n_man(x2) & n_group(x1))
exists e1 x1 x2.(at(e1,x2) & n_work(x2) & r_while(e1) & Actor(e1,x1) & v_rest(e1) & n_guy(x1))