Question: In what university did the player that was traded for Philip Michael Rivers on 2004 play college football?

Context paragraphs:
George Thomas (American football): George Carroll Thomas, Jr. (March 4, 1928 – May 23, 1989) was an American football halfback and defensive back in the National Football League for the Washington Redskins and the New York Giants.  He was a standout high school basketball player, which led to his being recruited to play college basketball for Tulane University.  However, first year OU football coach, Jim Tatum, convinced him stay in Oklahoma and play college football at the University of Oklahoma.  Thomas was a standout for the Sooners, lettering in '46, '47,'48 and '49.  He earned All-American status in 1949 List of Oklahoma Sooners football All-Americans.  Thomas graduated from OU with a degree in Business Administration in 1950.

Obi Egekeze: Egekeze was born in Augusta, Georgia in 1985.  He attended Westside High School in Augusta, where he was a three-year starter in football, basketball and soccer.  A placekicker and punter for the school's football team, he was selected as an all-state player as a senior.  Egekze also maintained a high school grade point average of 3.86 and was recruited to play college football by several major universities, including the University of Georgia, Ohio State University, University of Texas, and Penn State.  He accepted a scholarship to attend the University of Maryland.

1891 Purdue football team: The 1891 Purdue football team was an American football team that represented Purdue University during the 1891 college football season.  The team compiled a 4–0 record in the university's fourth season fielding an intercollegiate football team.  For the 1891 season, Purdue hired Knowlton Ames as its football coach.  Ames played for Princeton from 1886 to 1889 and was considered one of the greatest players ever to play college football, after scoring 730 points for Princeton.  The 1891 Purdue team shut out all four opponents, outscoring Wabash, DePauw, Indiana, and Butler by a combined score of 192 to 0.  Purdue's 60–0 victory over Indiana was the first installment in a rivalry which later became noted for the award of the Old Oaken Bucket trophy.

Eli Manning: Elisha Nelson Manning (born January 3, 1981) is an American football quarterback for the New York Giants of the National Football League (NFL).  He played college football at the University of Mississippi.  He was drafted as the first overall pick in the 2004 NFL Draft by the San Diego Chargers and was immediately traded to the Giants who in return gave up a package, highlighted by fourth overall selection Philip Rivers.  He is the son of former NFL quarterback Archie Manning and the younger brother of former NFL quarterback Peyton Manning.

Baron Batch: Baron Batch (born December 21, 1987), self-styled "The Artist", a Pittsburgh-based entrepreneur and former American football running back who retired from the NFL in 2013.  He is known for his "FREE" art drops, where he posts pictures of giveaway paintings on Instagram and Twitter, leaving clues to their location.  He played college football at Texas Tech University.  Batch chose to play college football at Texas Tech University over offers from Northwestern University, Duke University, and New Mexico State University.  Batch is from Midland, Texas.  He is the owner and creator of Angry Man Salsa and creative director of Studio AM.  He is the brother of Brian Batch of the band Alpha Rev.

Philip Rivers: Philip Michael Rivers (born December 8, 1981) is an American football quarterback for the Los Angeles Chargers of the National Football League (NFL).  He played college football at North Carolina State University, and was drafted in the first round of the 2004 NFL Draft with the fourth overall pick by the New York Giants, who traded him to the Chargers for their first overall pick, quarterback Eli Manning.  Rivers' career passer rating of 95.7 is fifth-best all-time among NFL quarterbacks with at least 1,500 passing attempts.  Rivers is ranked 4th all-time in consecutive starts by a quarterback in NFL history.

Seantrel Henderson: Seantrel Henderson (born January 21, 1992) is an American football offensive tackle for the Buffalo Bills of the National Football League (NFL).  He was drafted by the Bills in the seventh round of the 2014 NFL Draft.  He played college football at Miami.  Henderson attended Cretin-Derham Hall High School and originally signed a letter of intent to play college football at the University of Southern California, but was released from his commitment in July 2010 and eventually committed to the University of Miami.

Cornell Green (defensive back): Cornell M. Green (born February 10, 1940), is a former American football player, a defensive back for thirteen seasons in the National Football League with the Dallas Cowboys.  He did not play college football at Utah State University, but was a two-time All-American basketball player for the Aggies, selected in 1962 NBA draft, but not in the NFL draft.

Ronnie Brown: Ronnie G. Brown, Jr. (born December 12, 1981) is a former American football running back.  After graduating from Cartersville High School in Georgia, Brown attended Auburn University to play college football for the Auburn Tigers.  He and Cadillac Williams shared carries at running back, while he had 1,008 yards and 13 touchdowns in 2002, 446 yards and five touchdowns in 2003, and 913 yards and eight touchdowns in 2004.  Brown finished seventh in school history with 2,707 rushing yards and fifth with 28 rushing touchdowns.  He twice earned second-team All-Southeastern Conference honors in 2002 and 2004.

Jason Garrison: Jason John Maxwell Garrison (born November 13, 1984) is a professional ice hockey player currently playing for the Vegas Golden Knights of the National Hockey League (NHL).  Garrison played two years of Junior A with the Nanaimo Clippers of the British Columbia Hockey League (BCHL), during which time he earned a scholarship to play college hockey with the University of Minnesota Duluth.  Following his third NCAA year, he signed with the Florida Panthers as an undrafted free agent in 2008.  Garrison spent four years with the Panthers organization, setting franchise records for single-season goals and power play goals by a defenceman in 2011–12.  In July 2012, he signed a six-year deal with his hometown team, the Vancouver Canucks.  After two seasons with Vancouver, he was traded to Tampa Bay, just prior to the 2014 NHL Entry Draft.

Supporting paragraphs: Eli Manning Philip Rivers
Answer: University of Mississippi