For you start point you are starting at the bottom of the stairs, move forward up the stair case. Once you have reach the top of the stairs turn right into the hallway. Straight ahead you will see a accent chair to your left and a window to your right. Move forward towards the chair standing at the right of the chair in front of the window. You should now be in front of the chair to the right in front of the window. You have reached your end point.