Question: How many NFL championships have been won by the franchise which drafted Nicholas Grigsby in 2016?

Context paragraphs:
Nicholas Grigsby (American football): Nicholas Mario Grigsby (born July 2, 1992) is an American football linebacker for the Baltimore Ravens of the National Football League (NFL).  He played college football at Pittsburgh.  Grigsby was signed by the Los Angeles Rams as an undrafted free agent in 2016.

Eagles–Redskins rivalry: The Eagles–Redskins rivalry is a rivalry between the Philadelphia Eagles and Washington Redskins of the National Football League.  The rivalry began in 1934, during the time the Redskins played in Boston.  The Washington Redskins lead in all-time series 86–74–6.  The Redskins have won 3 Super Bowls and 2 NFL Championships, while the Eagles have won 3 NFL Championships.  The rivalry is one of the most heated rivalries in the NFL, and has featured some of the most memorable moments in NFL history.  The rivalry is most notable for the "Body Bag Game", where the Eagles knocked out eight Redskins players in a game in 1990.

History of the Chicago Bears: The Chicago Bears American football franchise is a charter member of the National Football League (NFL) and have played in all of the league's 97 seasons.  The Bears have captured nine NFL championships – eight NFL championships and one Super Bowl – second most all time behind the Green Bay Packers.  The franchise has also recorded more victories than any other franchise with 739, retired the most uniform numbers with fourteen, and have the most members in the Pro Football Hall of Fame with twenty-seven.

List of Green Bay Packers players: S–Z: The Green Bay Packers are a professional American football franchise based in Green Bay, Wisconsin.  They are currently members of the North Division of the National Football Conference (NFC) in the National Football League (NFL), and are the third-oldest franchise in the NFL.  Founded in 1919 by coach, player, and future Hall of Fame inductee Curly Lambeau and sports and telegraph editor George Whitney Calhoun, the Packers organization has become one of the most successful professional football teams, having won a total of 13 professional American football championships—nine NFL Championships and four Super Bowls—the most in the NFL.  The franchise has recorded 18 NFL divisional titles, eight NFL conference championships, and the second most regular season and overall victories of any NFL franchise, behind the Chicago Bears.

Los Angeles Rams: The Los Angeles Rams are a professional American football team based in the Los Angeles metropolitan area.  The Rams compete in the National Football League (NFL), as a member club of the league's National Football Conference (NFC) West division.  The Rams franchise has won three NFL championships, and is the only franchise to win championships while representing three different cities (Cleveland in 1945, Los Angeles in 1951, and St. Louis in 1999).

Nicholas Grigsby: Nicholas Grigsby (born 1974) is a prominent international concert organist, academic, broadcaster and public speaker.

List of Cleveland Browns seasons: The Cleveland Browns were a charter member club of the All-America Football Conference (AAFC) when the league was founded in 1946.  From 1946 to 1949, the Browns won each of the league's four championships.  The National Football League (NFL) does not recognize the Browns' AAFC championships; however, the Pro Football Hall of Fame "does" recognize the team's championships, which is reflected in this list.  When the AAFC folded in 1949, the Browns were absorbed into the NFL in .  The Browns went on to win three NFL championships, nearly dominating the NFL in the 1950s, and won one more NFL championship in 1964.  The team has yet to appear in a Super Bowl, however.  Overall, the team has won eight championships: four in the AAFC, and four in the NFL.

List of Green Bay Packers players: A–D: The Green Bay Packers are a professional American football franchise based in Green Bay, Wisconsin.  They are currently members of the North Division of the National Football Conference (NFC) in the National Football League (NFL), and are the third-oldest franchise in the NFL.  Founded in 1919 by coach, player, and future Hall of Fame inductee Curly Lambeau and sports and telegraph editor George Whitney Calhoun, the Packers organization has become one of the most successful professional football teams, having won a total of 12 professional American football championships—nine NFL Championships and three Super Bowls—the most in the NFL.  The franchise has recorded 18 NFL divisional titles, eight NFL conference championships, and the second most regular season and overall victories of any NFL franchise, behind the Chicago Bears.

List of Green Bay Packers players: E–K: The Green Bay Packers are a professional American football franchise based in Green Bay, Wisconsin.  They are currently members of the North Division of the National Football Conference (NFC) in the National Football League (NFL), and are the third-oldest franchise in the NFL.  Founded in 1919 by coach, player, and future Hall of Fame inductee Curly Lambeau and sports and telegraph editor George Whitney Calhoun, the Packers organization has become one of the most successful professional football teams, having won a total of 12 professional American football championships—nine NFL Championships and four Super Bowls—the most in the NFL.  The franchise has recorded 18 NFL divisional titles, eight NFL conference championships, and the second most regular season and overall victories of any NFL franchise, behind the Chicago Bears.

List of Green Bay Packers players: L–R: The Green Bay Packers are a professional American football franchise based in Green Bay, Wisconsin.  They are currently members of the North Division of the National Football Conference (NFC) in the National Football League (NFL), and are the third-oldest franchise in the NFL.  Founded in 1919 by coach, player, and future Hall of Fame inductee Curly Lambeau and sports and telegraph editor George Whitney Calhoun, the Packers organization has become one of the most successful professional football teams, having won a total of 12 professional American football championships—nine NFL Championships and three Super Bowls—the most in the NFL.  The franchise has recorded 18 NFL divisional titles, eight NFL conference championships, and the second most regular season and overall victories of any NFL franchise, behind the Chicago Bears.

Supporting paragraphs: Nicholas Grigsby (American football) Los Angeles Rams
Answer: three