Question: Which Civil War general was the town in which Francis W. Parker Charter Essential School is located named after?
Context: Francis W. Parker School is an independent school serving students who live in the Chicago area from kindergarten through twelfth (senior year in high school) grade.  Located in Chicago's Lincoln Park neighborhood, the school is based on the progressive education philosophies of John Dewey and Colonel Francis Wayland Parker, emphasizing community and citizenship.  Tuition and fees range from $29,710 for kindergarten to $37,240 for grade 12. Arthur Gordon Maling (June 11, 1923 - October 24, 2013) was an American writer of crime and thriller novels. .  He graduated from Francis W. Parker School, Chicago in 1940; in 1944 he received a B.A. from Harvard University.  In the Second World War Maling was an ensign in the U.S. Navy from 1944 to 1945.  From 1945 to 1946 he was a reporter for "The San Diego Journal".  After 1946, he worked as an executive manager for Maling Brothers, a retail shoe chain. The Francis W. Parker Charter Essential School (usually referred to as the Parker Charter School by the public, or simply Parker by students) is a public charter school in Devens, Massachusetts that serves students in grades 7 to 12.  It was established in 1995 under the Massachusetts Education Reform Act of 1993, and serves about 400 students from 40 surrounding towns in north central Massachusetts, including Ayer, Shirley, Littleton, Leominster, Lunenburg, and Worcester.  As a member of the Coalition of Essential Schools, a leading organization for education reform, Parker is known for its nontraditional educational philosophy.  The school takes its name from Francis Wayland Parker, a 19th-century pioneer of the progressive school movement. Charles T. Gelatka (January 28, 1914 - May 23, 2001) was an American football end who played four seasons with the New York Giants of the National Football League (NFL).  He was drafted by the New York Giants in the tenth round of the 1937 NFL Draft.  He played college football at Mississippi State University and attended Francis W. Parker School in Chicago, Illinois.  Gelatka was a member of the New York Giants team that won the 1938 NFL Championship.  He served in the United States Armed Forces during World War II. Edith Pattou is an American writer of fantasy fiction, including the novel "East", an ALA Top Ten Best Book for Young Adults for 2004.  She was born in Evanston, Illinois, and she graduated from the Francis W. Parker School, Scripps College (B.A., English), Claremont Graduate School (M.A., English) and UCLA (M.L.I.S.).  She is married to Charles Emery, a professor of psychology at Ohio State University.  They have one child, a daughter. Fort D. A. Russell, also known as Fort Francis E. Warren, Francis E. Warren Air Force Base and Fort David A. Russell, was a post and base of operations for the United States Army, and later the Air Force, located in Cheyenne, Wyoming.  The fort had been established in 1867 to protect workers for the Union Pacific Railroad.  It was named in honor of David Allen Russell, a Civil War general killed at the Battle of Opequon.  In 1930, the fort's name was changed to Fort Francis E. Warren.  In 1949, it became Francis E. Warren Air Force Base. Robert E. Lee: Civil War General is a 1996 computer wargame developed by Impressions Games and published by Sierra On-Line.  Set during the American Civil War, it tasks the player with leading the Confederate Army of Northern Virginia to victory against the Union Army of the Potomac.  Impressions sought to make "Civil War General" accessible to wargame newcomers by streamlining its gameplay, and the "Panzer General" series was a reference point for its design and title. Francis Parker School, also known simply as "Parker", is a college preparatory independent day school in San Diego, California, serving students from junior kindergarten through twelfth grade.  Parker was founded in 1912 by Clara Sturges Johnson and William Templeton Johnson, themselves recent arrivals to the West Coast.  The Johnsons' nieces had attended the original Francis W. Parker School in Chicago, founded eleven years earlier, and sought to recreate the same progressive education standards at the original institution. Sizer School, formerly known as North Central Charter Essential School, is a free public charter school in Fitchburg, Massachusetts.  The school was chartered in May 2001 and opened in September 2002 with 235 students in grades seven to nine.  In 2014 the school was renamed Sizer School after Ted Sizer.  It serves students from seventh through twelfth grades. Fort Devens is a United States Army Reserve military installation in the towns of Ayer and Shirley, in Middlesex County and Harvard in Worcester County in the U.S. state of Massachusetts.  It was named after jurist and Civil War general Charles Devens.  The nearby Devens Reserve Forces Training Area is located in Lancaster.  Although closed in 1996, the fort was reopened the next day as the Devens Reserve Forces Training Area.  The name reverted to Fort Devens in May 2007.
Answer: Charles Devens