Complex sentence: Burial in megaliths is a practice that was used in many parts of the world during the Neolithic and Bronze Ages, but has survived to this day in Sumba, and has raised significant interest from scholars.
Split into simpler sentences: Burial in megaliths is a practice that was used in many parts of the world during the Neolithic and Bronze Ages. It has survived to this day in Sumba and has raised significant interest from scholars.