Complex sentence: It is being administered by the Great Rivers Greenway District, created in November 2000 by the passage of Proposition C in the City of St. Louis, St. Louis County and St. Charles County, Missouri.
Split into simpler sentences: It is being administered by the Great Rivers Greenway District. The Great Rivers Greenway District was created in November, 2000 by the passage of Proposition C in the City of St. Louis, St. Louis County and St. Charles County, Missouri.