Question: Wayne R. Mass is a former American football offensive tackle who played five seasons in the National Football League, he played college football at Clemson University, an American public, coeducational, land-grant and sea-grant research university in Clemson, in which state?

Context articles: Harold Olson
Rich Buzin
Wayne Mass
Dave Thompson (American football)
Clemson University
Troy Auzenne
Chris Hairston
Jim Bundren
John Johnson (linebacker)
Lindsey Mason

Harold Vincent Olson (born January 19, 1938) is a former American football offensive tackle in the American Football League for the Buffalo Bills and the Denver Broncos.
 He played college football at Clemson University.
Richard Lawrence Buzin (born January 25, 1946) is a former American football offensive tackle who played five seasons in the National Football League with the New York Giants, Los Angeles Rams and Chicago Bears.
 He was drafted by the New York Giants in the second round of the 1968 NFL Draft.
 He played college football at Pennsylvania State University and attended Woodrow Wilson High School in Youngstown, Ohio.
 Buzin was also a member of the Florida Blazers of the World Football League.
Wayne R. Mass (born March 11, 1946) is a former American football offensive tackle who played five seasons in the National Football League with the Chicago Bears, Miami Dolphins, New England Patriots and Philadelphia Eagles.
 He was drafted by the Chicago Bears in the fourth round of the 1968 NFL Draft.
 He played college football at Clemson University and attended Edmunds High School in Sumter, South Carolina.
David Wayne Thompson (born February 1, 1949) is a former American football offensive lineman who played five seasons in the National Football League (NFL) with the Detroit Lions and New Orleans Saints.
 He was drafted by the Lions in the second round of the 1971 NFL Draft.
 He played college football at Clemson University and attended Valley High School in Fairax, Alabama.
 Thompson was also a member of the Tampa Bay Buccaneers.
Clemson University is an American public, coeducational, land-grant and sea-grant research university in Clemson, South Carolina.
 Clemson is the second largest university in South Carolina.
 As of 2016, Clemson University enrolled a total of 18,599 undergraduate students for the fall semester and 4,807 graduate students and the student/faculty ratio is 16:1.
Troy Anthony Auzenne (born June 26, 1969) is a former professional American football offensive tackle in the National Football League.
 He played five seasons for the Chicago Bears (1992–1995) and the Indianapolis Colts (1996).
 He played college football at California.
Christian Erin Hairston (born April 26, 1989) is an American football offensive tackle for the Los Angeles Chargers of the National Football League (NFL).
 He was drafted by the Buffalo Bills in the fourth round of the 2011 NFL Draft.
 He played college football for the Clemson University Tigers.
Jim G. Bundren (born October 6, 1974) is a former American football offensive guard who played two seasons with the Cleveland Browns of the National Football League (NFL).
 He was drafted by the Miami Dolphins in the seventh round of the 1998 NFL Draft.
 Bundren played college football at Clemson University and attended Alexis I. duPont High School in Greenville, Delaware.
 He also attended Valley Forge Military Academy and College in Wayne, Pennsylvania.
 He was also a member of the New York Jets and Miami Dolphins.
John Vernard Johnson (born May 8, 1968) is a former American football linebacker who played five seasons in the National Football League with the San Francisco 49ers, Cincinnati Bengals and New Orleans Saints.
 He was drafted by the San Francisco 49ers in the second round of the 1991 NFL Draft.
 He played college football at Clemson University and attended LaGrange High School in LaGrange, Georgia.
Lindsey Michael Mason (born August 1, 1955) is a former professional American football offensive tackle in the National Football League.
 He played college football for the Kansas Jayhawks.
 He was selected by the Oakland Raiders in the 3rd round (82nd overall pick) of the 1978 NFL Draft.
 He played five seasons for the Oakland Raiders (1978, 1980–1981), the San Francisco 49ers (1982), and the Baltimore Colts (1983).