Complex sentence: The Kenpo Karate that was later developed by Ed Parker, became the most prevalent system of American Kenpo Karate ever, and employs a blend of Chinese circular movements and traditional hard linear movements, producing a devastating, and most effective self defense system.
Split into simpler sentences: The Kenpo Karate that was later developed by Ed Parker became the prevalent system of American Kenpo Karate. It employs a blend of Chinese circular movements and hard linear movements, producing an effective self defense system.