A man in an orange hard hat and vest looks at an object in his hand while the man next to him stands on a ladder in order to reach the ceiling.
A man is wearing an orange vest.
Nothing reveals that one of the men in the room is wearing and orange vest.
(x)
exists e1 x1 x2 x3.(Theme(e1,x2) & Actor(e1,x1) & v_wear(e1) & n_vest(x2) & of(x2,x3) & n_orange(x3) & n_man(x1))