4 tracks, 3 railroads. The track that the Pokey Transfer (led by fairly rare SD40u) is entering is maintainted by the CP (SOO), but used by the CN (DWP), the middle two mainline tracks are the BNSF, and the last one, in the foreground, is the Canadian Pacific (SOO) 73rd St. trackage trackage out of Stinson Yard onto the Lakes Sub.