Complex sentence: Most wrestling historians consider Frank Gotch to have been the greatest wrestler of all time; he had amazing strength, agility and cat-like reflexes, as well as enormous courage and an indomitable will to win.
Split into simpler sentences: Most wrestling historians consider Frank Gotch to have been the greatest wrestler of all time. He had amazing strength, agility and cat-like reflexes, as well as enormous courage and an indomitable will to win.