Some men in safety hats and orange vests are working on a building.
The items they wear are for their protection.
she is went to market  buy the item of orange is purchased
exists e1 x1 x2 x3 x4 x5 x6 x7.(on(e1,x7) & n_building(x7) & Actor(e1,x1) & v_work(e1) & in(x1,x2) & subset_of(x5,x2) & n_vest(x5) & of(x5,x6) & n_orange(x6) & subset_of(x3,x2) & n_hat(x3) & of(x3,x4) & n_safety(x4) & n_man(x1))
exists e1 p1 x1 x2 x3.(n_protection(x3) & of(x3,x1) & n_thing(x1) & n_thing(x1) & n_item(x1) & for(x1,x3) & Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & (x1 = x2))