question: What is the name of the place that is on the west bank of the Missouri River 25 mi northwest of Kansas City, Missouri where Jack Killilay was born?
answer: Leavenworth, Kansas
context: Title: North Kansas City, Missouri
  Passage: North Kansas City is a city in Clay County, Missouri, United States that despite the similarity in name to its larger counterpart, Kansas City, is an independent municipality part of the Kansas City metropolitan area.  The population was 4,208 at the 2010 census.  Originally a northern suburb across the Missouri River from Kansas City, Missouri, it is now almost completely surrounded by Kansas City, which has annexed far to the north of North Kansas City's northern city limits.  North Kansas City also adjoins the small municipality of Avondale.
  Title: Jack Killilay
  Passage: John William Killilay (May 24, 1887 – October 21, 1968) was a pitcher in Major League Baseball who played for the Boston Red Sox during the season.  Listed at 5 ft , 165 lb., Killilay batted and threw right-handed.  He was born in Leavenworth, Kansas.
  Title: Missouri Route 9
  Passage: Route 9 is a highway in the Kansas City, Missouri area.  Its northern terminus is at Interstate 29/U.S. Route 71 in Kansas City North; its southern terminus is at Interstate 35/Interstate 70/U.S. Route 24/U.S. Route 40 in downtown Kansas City.  Even though both termini are in Kansas City, it passes through other towns and cities.  It is carried across the Missouri River by the Heart of America Bridge between downtown Kansas City, Missouri and North Kansas City, MO.  In North Kansas City, the highway serves as a main thoroughfare, Burlington Street.
  Title: Leavenworth, Kansas
  Passage: Leavenworth is the largest city in and the county seat of Leavenworth County, Kansas, United States.  As of the 2010 census, the city population was 35,251.  Located on the west bank of the Missouri River 25 mi northwest of Kansas City, Missouri, it is part of the Kansas City metropolitan area.
citations: Jack Killilay Leavenworth, Kansas