Complex sentence: Ciboney is essentially unattested, but colonial sources suggest that it was a dialect of Taíno and was spoken in westernmost Hispaniola, the Bahamas, Jamaica, and most of Cuba.
Split into simpler sentences: Ciboney is essentially unattested, but colonial sources suggest it was a dialect of Taíno. It was the language of westernmost Hispaniola, the Bahamas, Jamaica, and most of Cuba.