Complex sentence: The Coeur d'Alene Reservation, located in northwestern Idaho, United States, is home to the federally recognized Coeur d'Alene tribe, one of five in the state.
Split into simpler sentences: The Coeur d'Alene Reservation is an Indian reservation located in northwestern Idaho, United States. It is home to the federally recognized Coeur d'Alene tribe, one of five in the state.