[Q]: There have been four head coaches of the Houston Texans, a professional American football team based in Houston, Texas, United States. The Texans play in the South Division of the American Football Conference (AFC) in the National Football League (NFL). All four of the head coaches of the Houston Texans have been from Texas.
[A]: It's impossible to say

[Q]: The J.J. Deal and Son Carriage Factory was the largest factory built in Jonesville, Michigan. It is the only 19th century factory remaining in the City. It is located at 117 West Street. On August 1, 2012, the building was added to the National Register of Historic Places. The J.J. Deal and Son Carriage Factory was built in Jonesville, Michigan on August 1, 1812.
[A]: It's impossible to say

[Q]: The Tenpin Bowling Association of Wales (Welsh: "Cymdeithas Bowlio Deg Cymru" ) (TBAW) is the national governing body for tenpin bowling in Wales. It is a member of the Federation Internationale des Quilleurs (English: International Bowling Federation ) and the European Tenpin Bowling Federation the "European Zone" of the World Tenpin Bowling Association. The Tenpin Bowling Association of Wales has members that don't speak English.
[A]: It's impossible to say

[Q]: Nathaniel McMillan (born August 3, 1964) is an American basketball coach and former player who is currently the head coach for the Indiana Pacers of the National Basketball Association (NBA). He coached the Seattle SuperSonics from 2000 to 2005, and the Portland Trail Blazers from 2005 to 2012. Nathaniel McMillan never coached.
[A]:
No