Original sentence: Casey Stoner (born 16 October 1985) is an Australian professional motorcycle racer, best known for being a two-time MotoGP World Champion, in  and
Edited sentence: Casey Stoner (born 16 October 1985) is an Australian professional motorcycle racer, best known for being a two-time MotoGP World Champion, in  and  as well as statistically the best 800cc era MotoGP racer.He is also known for having a bitter rivalry with the legendary Valentino Rossi