Complex sentence: The earliest inhabitants of Anguilla were Amerindian tribes from South America, commonly (if imprecisely) referred to as Arawaks, who travelled to the island on rafts and in dugout canoes, settling in fishing, hunting and farming groups.
Split into simpler sentences: The earliest inhabitants of Anguilla were Amerindian tribes from South America, commonly (if imprecisely) referred to as Arawaks. These people travelled to the island on rafts and in dugout canoes, settling in fishing, hunting and farming groups.