- Kentucky, Bluegrass State, KY - a state in east central United States; a border state during the American Civil War; famous for breeding race horses
--1 is a kind of American state
--1 is a part of
--1 has parts:United States, United States of America, America, US, U.S., USA, U.S.A. Mammoth Cave National Park; Bowling Green; Frankfort, capital of Kentucky; Lexington; Louisville; Owensboro; Paducah; Cumberland, Cumberland River; Tennessee, Tennessee River