Complex sentence: Dacian script is a supposed alphabet of the Dacians prior to the conquest of Dacia and its absorbtion into the Roman Empire, has been proposed from the late 19th century by Romanian nationalists.
Split into simpler sentences: Dacian script is a supposed alphabet of the Dacians prior to the conquest of Dacia and its absorbtion into the Roman Empire. Its existence has been proposed from the late 19th century by Romanian nationalists.