Question: The 1974 Pittsburgh Steelers season was capped off with a 10-3-1 record and the Super Bowl IX championship, which Cornerback, arrived in 1971? 

full_context: Document 1: 2014 Pittsburgh Steelers season: The Pittsburgh Steelers season was the franchise's 82nd season as a professional sports franchise and as a member of the National Football League. It also marked the 15th season under leadership of general manager Kevin Colbert and the eighth under head coach Mike Tomlin.
Document 2: Terry Bradshaw: Terry Paxton Bradshaw (born September 2, 1948) is a former American football quarterback who played professionally in the National Football League (NFL). Since 1994, he has been a TV analyst and co-host of "Fox NFL Sunday". Bradshaw is also an actor, having participated in many television shows and films, most notably starring in the movie "Failure To Launch". He played for 14 seasons with Pittsburgh, won four Super Bowl titles in a six-year period (1974, 1975, 1978, and 1979), becoming the first quarterback to win three and four Super Bowls, and led the Steelers to eight AFC Central championships. He was inducted into the Pro Football Hall of Fame in 1989, his first year of eligibility. Bradshaw was inducted into the College Football Hall of Fame in 1996.
Document 3: Super Bowl IX: Super Bowl IX was an American football game between the American Football Conference (AFC) champion Pittsburgh Steelers and the National Football Conference (NFC) champion Minnesota Vikings to decide the National Football League (NFL) champion for the 1974 season. The game was played on January 12, 1975, at Tulane Stadium in New Orleans, Louisiana, the last pro game at that venue (the game was originally planned to be held at the Louisiana Superdome, but that stadium was not completed yet). The Steelers defeated the Vikings by the score of 16–6 to win their first Super Bowl.
Document 4: Willie Williams (cornerback, born 1970): Willie James Williams (born December 26, 1970) is a former American football cornerback in the National Football League and current Head coach for Winston Churchill High School. He was drafted out of Western Carolina University by the Pittsburgh Steelers in 1993, and spent the first 4 seasons of his 13-year career in Pittsburgh. He was a key member of the 1995 Steelers team that played in Super Bowl XXX. From 1997 to 2003, Williams played for the Seattle Seahawks, before returning to the Steelers for the 2004 and 2005 seasons. Williams had a much smaller role in 2005, but still posted 10 tackles, adding to his career totals of 602 tackles and 26 interceptions. Williams has the distinction of being the only player from the 1995 Steelers Super Bowl XXX roster to be a member of the 2005 Steelers Super Bowl XL roster. The Steelers defeated the Seahawks in that game 21-10 (though Williams was not active in Super Bowl XL, and did not dress with pads). He is also the cousin of Tamera Young of the Atlanta Dream (WNBA).
Document 5: Bill Cowher: William Laird Cowher (born May 8, 1957) is a former professional American football coach and player in the National Football League (NFL). In Cowher's 15 seasons as head coach of the Pittsburgh Steelers, the team won eight division titles and made 10 playoff appearances. Cowher led the Steelers to the Super Bowl twice, winning one. He is the second coach in NFL history to reach the playoffs in each of his first six seasons as head coach, a feat previously accomplished by Paul Brown. Cowher resigned as head coach of the Steelers on January 5, 2007, 11 months after winning Super Bowl XL in 2006 over the Seattle Seahawks. Cowher was replaced by current Steelers head coach Mike Tomlin. Before being hired by the Steelers in 1992, Cowher served as an assistant coach for the Cleveland Browns and Kansas City Chiefs under head coach Marty Schottenheimer. He is currently a studio analyst for "The NFL Today".
Document 6: 1976 Pittsburgh Steelers season: The 1976 Pittsburgh Steelers season was the team's 44th in the National Football League. The Steelers started the season looking to become the first team in the Super Bowl era to win three-straight league championships (and first since the 1929–1931 and 1965–1967 Green Bay Packers). However, many thought that would be in doubt after the team started 1–4 and saw quarterback Terry Bradshaw injured in the week 5 loss to the Cleveland Browns after a vicious sack by Joe "Turkey" Jones that has since become immortalized in NFL Films as part of the Browns-Steelers rivalry.
Document 7: Bobby Walden: Robert Earl Walden (born March 9, 1938) was a punter with a 17-year career in professional football, 14 of which were played in the National Football League from 1964 to 1977. Previously, Walden had played 3 years in the Canadian Football League from 1961-1963. Walden was a part of the Pittsburgh Steelers' Super Bowl IX and Super Bowl X winning teams.
Document 8: 1970 Pittsburgh Steelers season: The 1970 Pittsburgh Steelers improved from a league-worst 1–13 record the previous year, finishing with a 5–9 record and third place in the newly formed AFC Central. The Steelers began the decade in a new conference and a new stadium with a new quarterback. After nearly 40 years in the NFL they shifted to the AFC, to complete the merger between the NFL and AFL. It was the NFL's weakest division that season, as the Steelers finished three games behind the division-winning Cincinnati Bengals—a team that was only in its third year of existence that season.
Document 9: 1974 Pittsburgh Steelers season: The 1974 Pittsburgh Steelers season was capped off with a 10-3-1 record and the Super Bowl IX championship. The '74 team became the first team in Steelers history (42 seasons) to win a league title following one of the franchise's greatest playoff runs ever. After the hiring of head coach Chuck Noll in 1969, Noll signed Defensive Tackle #75 Joe Greene. He then signed Quarterback #12 Terry Bradshaw in 1970. Linebacker #59 Jack Ham and Cornerback #47 Mel Blount arrived in 1971. And in 1972, the Steelers signed a fullback from nearby Penn. State in Franco Harris. By 1973, Joe Greene was flanked on the line by Dwight White, Ernie Holmes, and L. C. Greenwood. In the 1974 draft, the Steelers took no time in signing some more talent for the team. Wide Receiver #88 Lynn Swann and #82 John Stallworth, Linebacker Jack Lambert, and Center Mike Webster all became future hall of famers.
Document 10: Greg Hawthorne: Greg Hawthorne (born September 5, 1956) is a former American football player with the National Football League. Drafted out of Baylor University, Hawthorne played 9 seasons with the Pittsburgh Steelers, as a rookie, he won a Super Bowl ring with the Steelers in Super Bowl XIV over the Los Angeles Rams. He also played for the New England Patriots (including playing in Super Bowl XX), and also played for the Indianapolis Colts. As a running back, tight end, and wide receiver, he accumulated 527 rushing yards and 92 receptions between 1979 and 1987.
Document 11: Charlie Davis (defensive tackle): Charlie Davis (born November 17, 1951 in Wortham, Texas) is a former professional American football defensive tackle in the National Football League. Davis was a 9th round selection (229th overall pick) by the Pittsburgh Steelers out of Texas Christian University in the 1974 NFL Draft. He played for seven seasons in the NFL. He played for the Pittsburgh Steelers and was a back-up Defensive Tackle and a member of the Steelers first World Championship Super Bowl IX over the Minnesota Vikings, was traded to the St. Louis Cardinals Sep 15 1975, for whom he played from (1975–1979), and the Houston Oilers (1980). Charlie played the best game of his career in the 1975 NFC Divisional Playoffs against the LA Rams when he recorded 5 sacks and recovered a fumble.
Document 12: 1979 Pittsburgh Steelers season: The 1979 Pittsburgh Steelers season saw the Steelers successfully defend their Super Bowl Championship from the previous year as they achieved a 12–4 record and went on to defeat the Los Angeles Rams in Super Bowl XIV. The Steelers started out to a 4-0 record. Adding to the previous season, the Steelers had won 12 in a row. They finished the regular season at 12-4. In six of those games the opponents were held to a touchdown or less. In the playoffs Pittsburgh defeated Miami, 34-14 and then for the second consecutive season beat Houston 27-13, in the AFC championship game. Finally defeating the Los Angeles Rams 31-19 in Super Bowl XIV.
Document 13: Mel Blount: Melvin Cornell Blount (born April 10, 1948) is a former Pittsburgh Steelers cornerback, five-time Pro Bowler and a 1989 Pro Football Hall of Fame inductee.
Document 14: James Harrison (American football): James Henry Harrison Jr. (born May 4, 1978) is an American football linebacker for the Pittsburgh Steelers of the National Football League (NFL). He played college football for Kent State University, and was signed by the Steelers as an undrafted free agent in 2002. A five-time Pro Bowl selection, Harrison has earned two Super Bowl rings with the Steelers, in Super Bowl XL and Super Bowl XLIII. Harrison also played for NFL Europe's Rhein Fire and had a brief stint with the Baltimore Ravens. He played 10 games for the Cincinnati Bengals in 2013. Soon after his season in 2013 with Cincinnati he stated that he would be retiring from the NFL, but he came out of retirement to return to the Steelers. Harrison is the Steelers' all-time sack leader, with 79.5.
Document 15: 1978 Pittsburgh Steelers season: The 1978 Pittsburgh Steelers season was the franchise's 46th season in the National Football League (NFL). The season concluded with the team winning Super Bowl XIII to become the first franchise in the NFL to win three Super Bowl titles. The championship run was led by quarterback Terry Bradshaw and the team's vaunted Steel Curtain defense. Bradshaw put together the best year of his career to that point, becoming only the second Steeler to win the NFL MVP award. Ten Steelers players were named to the Pro Bowl team, and four were judged as first-team All-Pros by the AP. Head coach Chuck Noll returned for his tenth season—moving him ahead of Walt Kiesling as the longest tenured head coach in the team's history to that point.
ground_truth: Mel Blount