Question: What team was case keenum on before the vikings?
Disambiguated questions and answers: question: Who did Case Keenum play for between 2015 and 2016?
Who did Case Keenum play for in from December 15, 2014 on?
Who did Case Keenum play for in 2014 until December 15, 2014?
answer: St. Louis / Los Angeles Rams
Houston Texans
St. Louis Rams
Natural Questions answer: St. Louis Rams (from the Wikipedia article "Case Keenum")