Question: What county is Chad Crandell's place of birth a part of?

full_context: Document 1: Curtis Bledsoe: Curtis Kemp Bledsoe (born March 19, 1957 in Odessa, Texas) is a former professional American football player who played fullback, halfback, and running back. He played in the National Football League for the Kansas City Chiefs in 1981 and 1982. He later played for the Arizona Wranglers, Washington Federals and Orlando Renegades of the USFL. Bledsoe played college football for
Document 2: Corydon, Iowa: Corydon is a city in Wayne County, Iowa, United States. The population was 1,585 in the 2010 census, a decline from 1,591 in the 2000 census. It is the county seat of Wayne County.
Document 3: Chad Dukes (American football): Chad Everett Dukes (born December 29, 1971 in Albany, New York) is a former American football running back in the National Football League for the Washington Redskins (1998–2000), San Diego Chargers (1998), St. Louis Rams (2000) and the Jacksonville Jaguars (2000) and played four games total in his NFL career (two for Jaguars, two for Skins). He played college football at the University of Pittsburgh. Dukes played on the Albany Firebirds (1998–1999) before his NFL career, the Colorado Crush (2004), the Manchester Wolves (2002–2003) and the Philadelphia Soul after his NFL career in the Arena Football League. Dukes won AFL Ironman of the year in 1998 when he was with the Firebirds. In 2004, he was a part of the 2004 Crush ArenaBowl XIX Championship team. In 2002, Dukes was named the defensive af2 Tough Man of the Year while playing for the Manchester Wolves in 2002.
Document 4: Middletown, Iowa: Middletown is a city in Des Moines County, Iowa, United States. The population was 318 at the 2010 census. It is part of the Burlington, IA–IL Micropolitan Statistical Area.
Document 5: Indianola, Iowa: Indianola is a city in Warren County, Iowa, United States, 18 miles south of Des Moines, Iowa. The population was 14,782 at the 2010 census. It is the county seat of Warren County.
Document 6: Des Moines metropolitan area: The Des Moines metropolitan area, officially known as the Des Moines -- West Des Moines, IA Metropolitan Statistical Area (MSA), consists of five counties in central Iowa, United States: Polk, Dallas, Warren, Madison, and Guthrie. The 2010 census population of these counties was 569,633, and the 2017 estimated population was 645,911.
Document 7: Colo, Iowa: Colo is a city in Story County, Iowa, United States. The population was 876 at the 2010 census. It is part of the Ames, Iowa Metropolitan Statistical Area, which is a part of the larger Ames-Boone, Iowa Combined Statistical Area.
Document 8: Chester Crandell: Chester J. Crandell (June 19, 1946 – August 4, 2014) was an American politician and a Republican member of the Arizona Senate representing District 6 since January 14, 2013. Crandell served consecutively in the Arizona State Legislature from January 10, 2011 until January 14, 2013 in the Arizona House of Representatives District 5 seat.
Document 9: Chad Crandell: Chad Crandell, born July 8, 1975 in Des Moines, Iowa, United States was a U.S. soccer midfielder who spent most of his career with the USL Second Division Wilmington Hammerheads.
Document 10: Saylorville, Iowa: Saylorville is a census-designated place (CDP) in Polk County, Iowa, United States. The population was 3,301 at the 2010 census. It is part of the Des Moines–West Des Moines Metropolitan Statistical Area. The Saydel Community School District is located in this area. The unincorporated community of Marquisville is in this area.
Document 11: Kalona, Iowa: Kalona is a city in Washington County, Iowa, United States. It is part of the Iowa City, Iowa Metropolitan Statistical Area. The population was 2,363 at the 2010 census. Kalona is the second largest city in Washington County.
Document 12: Chris Sanders (wide receiver): Christopher Dwayne Sanders (born May 8, 1972) is a former American football wide receiver who was a multi-sport athlete at the Ohio State University before playing seven seasons in the National Football League for the Houston/Tennessee Oilers/Titans. He attended Montbello High School in Denver, Colorado.
Document 13: Craig Dahl: Craig Dahl (born June 17, 1985) is a former American football safety who played nine seasons in the National Football League. He was signed by the Giants as an undrafted free agent in 2007. He played college football at North Dakota State.
Document 14: Matt Bobo: Matthew "Matt" Bobo (born January 6, 1977 in Des Moines, Iowa) is an American soccer player who last played for Carolina RailHawks in the North American Soccer League.
Document 15: List of foreign Premier League goalscorers: Jozy Altidore -- Hull City, Sunderland DaMarcus Beasley -- Manchester City Carlos Bocanegra -- Fulham Geoff Cameron -- Stoke City Jay DeMerit -- Watford Clint Dempsey -- Fulham, Tottenham Hotspur (57) Landon Donovan -- Everton Brad Friedel -- Blackburn Rovers John Harkes -- Sheffield Wednesday Stuart Holden -- Bolton Wanderers Tim Howard -- Everton Cobi Jones -- Coventry City Jovan Kirovski -- Birmingham City Eric Lichaj -- Aston Villa Brian McBride -- Everton, Fulham Joe - Max Moore -- Everton Preki -- Everton Claudio Reyna -- Sunderland, Manchester City Jonathan Spector -- West Ham United Roy Wegerle -- Blackburn Rovers, Coventry City
ground_truth: Warren County
sub_queries: Chad Crandell >> place of birth Answer: Des Moines
Des Moines >> located in the administrative territorial entity Answer: Warren County