Complex sentence: LaMotta's six fight rivalry with Sugar Ray Robinson is one of the most notable in the sport, with LaMotta winning just one of the bouts, although each one was close, LaMotta dropped Robinson multiple times.
Split into simpler sentences: LaMotta's six fight rivalry with Sugar Ray Robinson is one of the most notable in the sport, with LaMotta winning just one of the bouts. Although each one was close, LaMotta dropped Robinson multiple times.