Turn right and go to the top of the stairs. Walk down the stairs, and then take a right when you get down the stairs. You'll go a few steps, near the dining room and then you'll stop and wait there.
Go down the stairs, then walk to the painting and stop.
Exit the room, turn right, and walk to the stairs. Descend the stairs. Turn right at the bottom of the stairs, and stop in front of the large piece of art to the right of the bathroom.