Given the question: Information:  - The River des Peres (French: "rivière des Pères") is a metropolitan river in St. Louis, Missouri. It is the backbone of sanitary and storm water systems in the city of St. Louis and portions of St. Louis County. Its largest tributaries are Deer Creek and Gravois Creek.  - River Des Peres Park is a municipal park in St. Louis that opened in 1934 . River Des Peres Park is located near River Des Peres and the St. Louis City / County border line . The parks borders are Lansdowne Avenue , Morganford Avenue , and River Des Peres Boulevard . It is located near the neighborhoods of St. Louis Hills , Lindenwood Park , and Princeton Heights .  - Missouri (see pronunciations) is a state in the Midwestern region of the United States, achieving statehood in 1821. With over six million residents, it is the eighteenth most populous state and host to the mean center of United States population. The largest urban areas are St. Louis, Kansas City, Springfield, and Columbia. The capitol is in Jefferson City on the Missouri River. The state is the twenty-first most extensive by area and is geographically diverse. The Northern Plains were once covered by glaciers, then tallgrass prairie, and now the deep soils yield great agricultural productivity. In the South are the Ozarks, a forested highland, providing timber, minerals, and recreation. The Mississippi River forms the eastern border of the state, eventually flowing into the swampy Missouri Bootheel.  - St. Louis is an independent city and major U.S. port in the State of Missouri, built along the western bank of the Mississippi River, on the border with Illinois. The city has an estimated 2015 population of 315,685, and is the cultural and economic center of the Greater St. Louis area (home to 2,916,447 people), making it the largest metropolitan area in Missouri and the 19th-largest in the United States.    What entity does 'river des peres park' has the relation 'located in the administrative territorial entity' with?
The answer is:
missouri