Complex sentence: Macedonia or Macedon (from,') was an ancient kingdom, centered in the northeastern part of the Greek peninsula, bordered by Epirus to the west, Paeonia to the north, the region of Thrace to the east and Thessaly to the south.
Split into simpler sentences: Macedonia or Macedon (from,') was an ancient Greek kingdom. The kingdom, centered in the northeastern part of the Greek peninsula, was bordered by Epirus to the west, Paeonia to the north, the region of Thrace to the east and Thessaly to the south.