Two construction workers are digging up pavement on a road.
A group of construction workers are widening a road.
Digging up pavement does not imply widening a road.
exists e1 s1 x1 x2 x3 x4.(on(e1,x4) & n_road(x4) & a_up(s1) & Manner(e1,s1) & Theme(e1,x3) & Actor(e1,x1) & v_dig(e1) & n_pavement(x3) & n_worker(x1) & of(x1,x2) & n_construction(x2) & card_eq_2(x1))
exists e1 x1 x2 x3 x4.(Theme(e1,x4) & Actor(e1,x1) & v_widen(e1) & n_road(x4) & of(x1,x2) & n_worker(x2) & of(x2,x3) & n_construction(x3) & n_group(x1))