Complex sentence: In 1996, the Atchison, Topeka and Santa Fe Railway merged with Burlington Northern Railroad and was renamed the BNSF Railway, although most locals still refer to this railroad as the "Santa Fe".
Split into simpler sentences: In 1996, the Atchison, Topeka and Santa Fe Railway merged with Burlington Northern Railroad and renamed to the current BNSF Railway. Most locals still refer to this railroad as the "Santa Fe".