Two men in white hard hats are working on a large object inside a chain-linked fence.
Two men are working in a construction zone.
Just because the men are wearing hard hats does not mean they are in a construction zone.
exists e1 s1 s2 s3 s4 x1 x2 x3 x4.(on(e1,x3) & inside(x3,x4) & n_fence(x4) & a_chain-linked(s4) & Theme(s4,x4) & n_object(x3) & a_large(s3) & Theme(s3,x3) & Actor(e1,x1) & v_work(e1) & in(x1,x2) & n_hat(x2) & a_hard(s2) & Theme(s2,x2) & a_white(s1) & Theme(s1,x2) & n_man(x1) & card_eq_2(x1))
exists e1 x1 x2 x3.(in(e1,x2) & n_zone(x2) & of(x2,x3) & n_construction(x3) & Actor(e1,x1) & v_work(e1) & n_man(x1) & card_eq_2(x1))