Original sentence: While primarily a breeder, he did race horses on his own, notaly winning the 1984 Razorback Handicap at Oaklawn Park Race Track.in the early 1970's, Hoffberger purchased a farm near Woodbine in Howard County, Maryland where he bred Thoroughbred horses for racing
Edited sentence: While primarily a breeder, he did race horses on his own, notably winning the 1984 Razorback Handicap at Oaklawn Park Race Track.in the early 1970s, Hoffberger purchased a farm near Woodbine in Howard County, Maryland where he bred Thoroughbred horses for racing