Question: Who was the mother of the majority owner and chairwoman of the NFL team the Detroit Lions?

Context paragraphs:
Tom Lewand: Tom Lewand is a former executive for the Detroit Lions.  Lewand was named president of the Detroit Lions on December 29, 2008, after the team finished the first 0-16 season in NFL history.  He previously served as the Lions Executive Vice President and Chief Operating Officer.  He succeeded Matt Millen as the president.  In his role as president, Lewand oversaw all aspects of the Lions organization.  Lewand was fired by the Lions on November 5, 2015.  He has now become the CEO of a Detroit leather and watch company, Shinola.

Elizabeth Parke Firestone: Elizabeth Parke Firestone (1897–1990) was the mother of Martha Firestone, who wed William Clay Ford Sr., grandson of Henry Ford.  She is the daughter of Guy James Parke and Gertrude Chambers, and daughter-in-law of Harvey Firestone.  Between 1915 and 1975, she acquired extraordinary clothes which today are on display at the Benson Ford Research Center.  Her grandson William Clay Ford Jr., is the current Chairman of the Board of Directors for Ford Motor Company.  He had previously served as the Chief Executive Officer and Chief Operating Officer of Ford.

1967 Detroit Lions season: The 1967 Detroit Lions season was the 38th season in franchise history.  On August 5, the Lions played the Denver Broncos in an exhibition match.  The Broncos beat the Lions by a score of 13–7 and became the first AFL team to beat an NFL team.

Russ Thomas: John Russell Thomas (July 24, 1924 – March 19, 1991) was an American football tackle who played four seasons with the Detroit Lions of the National Football League (NFL).  He was drafted by the Lions in the third round of the 1946 NFL Draft.  He played college football at Ohio State University and attended Charleston High School in Charleston, West Virginia.  His playing career ended in 1949 after he suffered a knee injury.  Thomas was an assistant coach on the Detroit Lions 1952 and 1953 NFL Championship teams.  NFL He was general manager of the Detroit Lions from 1967 till his retirement in 1989.

Red Stacy: James William "Red" Stacy (March 4, 1912 – April 23, 1998) was an American football player.  He played college football at the University of Oklahoma from 1932 to 1934 and professionally for the Detroit Lions of the National Football League (NFL) from 1935 to 1937.  During the summer of 1933, Stacy appeared in a motion picture with Charles Bickford.  On returning to Oklahoma, he reported that he had gotten the "workout of his life in the film capital.  Stacy appeared in a mob scene in which a group of college athletes rescued Bickford from gangsters.  Stacy said, "They ran us to death.  Finally, at 2 A.M. the director yelled, 'That's all.'  We were so tired we dropped Bickford, who was tied hand and foot to a pole, on to the ground and made a bee line for the office to get our pay.  Somebody finally untied Bickford."  In 1934, Stacy was the only player unanimously selected as a first-team All-Big Six football player.  He was also a member of the 1935 Detroit Lions team that won the 1935 NFL Championship Game.  In January 1936, weeks after the Lions won the NFL championship, Stacy married Alberta Stewart of Honolulu, Hawaii, in a ceremony at the Hollywood Roosevelt Hotel in Hollywood.  Stacy died in April 1998 at age 86.

2014 Detroit Lions season: The Detroit Lions season was the franchise's 85th season in the National Football League, their 81st as the Detroit Lions and the first under a new coaching staff led by head coach Jim Caldwell.  The Lions suffered the loss of long-time owner William Clay Ford, Sr., who died on March 9 at the age of 88, and wore patches with his initials on their jerseys in his honor.  After the Philadelphia Eagles lost to the Washington Redskins in Week 16, the Lions clinched a playoff berth for the first time since 2011.  They lost to the Dallas Cowboys in the Wild Card Game 24–20, ending their season.  It was their eighth straight playoff loss, tying the Kansas City Chiefs for the longest postseason losing streak in NFL history.

Martha Firestone Ford: Martha Firestone Ford (born September 16, 1925) is the majority owner and chairwoman of the NFL team the Detroit Lions, and is on the board of the Henry Ford Health System.

Detroit Lions Television Network: The Detroit Lions Television Network is a network of seven television stations (and one cable/satellite channel) in Michigan and Ohio that broadcast the NFL's Detroit Lions preseason games and related coverage.  On May 21, 2015, the Detroit Lions announced a multi-year broadcast partnership with WJBK (Fox 2) and Fox Sports Detroit.  Fox Sports Detroit produces the preseason game broadcasts with Fox 2 producing the pre-game and post-game segments.  The games air live on Fox 2 and the rest of the Detroit Lions Television Network, with re-airings on Fox Sports Detroit.  The wrap around shows' hosts are Dan Miller, Herman Moore, Jamie Samuelsen, Jennifer Hammond, and Woody Woodriffe.  The game announcers are Matt Shepard with play-by-play, Chris Spielman with color commentary, and Jennifer Hammond with sideline reports.  The network also airs a live regular season pre-game show called "Lions Game Day Live", while Fox Sports Detroit has a live regular season post-game show called "Lions Live".

List of Detroit Lions players: This is a list of American football players who have played for the Detroit Lions or for the Portsmouth Spartans (1930–33), in the National Football League (NFL).  It includes players that have played at least five matches on the NFL regular season.  The Detroit Lions franchise was founded in Portsmouth, Ohio as the Portsmouth Spartans.  In 1934, the franchise moved to Detroit and changed their name to the Lions, which was a play on the name of the Detroit Tigers.

Erik Kramer: William Erik Kramer (born November 6, 1964) is an American former football quarterback.  He attended John Burroughs High School in Burbank, California.  After attending Los Angeles Pierce College and playing as their quarterback, Kramer transferred to North Carolina State University.  He was not drafted by an NFL team, but did see action in 1987, when he played for the Atlanta Falcons as a replacement player during the NFL players strike.  He would then spend some time in the CFL with the Calgary Stampeders.  Kramer would return to the NFL in 1991, when he became a surprise starter for the Detroit Lions after injuries sidelined Rodney Peete.  Kramer played in 13 games, led the Lions to a 12–4 record, their first playoff victory since the 1950s, and a trip to the NFC Championship Game.

Supporting paragraphs: Elizabeth Parke Firestone Martha Firestone Ford
Answer: Elizabeth Parke Firestone