Complex sentence: The Kinsky horse or Equus Kinsky Europe's original sport horse was bred until the middle of the 20th century in Bohemia, a part of the modern-day Czech Republic, at one time it was the most prominent breed in that part of the world.
Split into simpler sentences: The Kinsky horse or Equus Kinsky Europe's original sport horse was bred until the middle of the 20th century in Bohemia, a part of the modern-day Czech Republic. At one time it was the most prominent breed in that part of the world.