Men in orange vests and hard hats.
The men are constructing a road.
Just because men are in orange vests and hard hats it does not mean they are constructing a road.
exists s1 x1 x2 x3 x4 x5.(a_topic(x1) & in(x1,x2) & n_hat(x5) & a_hard(s1) & Theme(s1,x5) & n_vest(x4) & subset_of(x5,x2) & subset_of(x4,x2) & of(x2,x3) & n_orange(x3) & n_man(x1))
exists e1 x1 x2.(n_man(x1) & Theme(e1,x2) & Actor(e1,x1) & v_construct(e1) & n_road(x2))