Original sentence: It is composed of 32 atolls  and one raised coral island dispersed over 3,500,000 square kilometres (1,351,000 square miles) straddling the equator and bordering the International Date Line to the east.The Republic of Kiribati is an island nation located in the central tropical Pacific Ocean
Edited sentence: It is comprised of 32 atolls  and one raised coral island dispersed over 3,500,000 square kilometres (1,351,000 square miles) straddling the equator and bordering the International Date Line to the east.The Republic of Kiribati is a sovereign island nation located in the central equitorial Pacific Ocean