Context_1 : The San Diego Lions is a United States Australian Football League team, based in San Diego, United States. It was founded in 1997. They play in the Californian Australian Football League. Context_2 : Derrick Gray (born November 11, 1985) is a former American football defensive end. He was signed by the Oakland Raiders as an undrafted free agent in 2008. He played college football at Texas Southern. Context_3 : The Orange County Bombers is a United States Australian Football League team, based in Orange County, California, United States. It was founded in 1998. They play in the Californian Australian Football League. Context_4 : Kenneth Don Gray (born March 10, 1936 in San Saba, Texas) was an offensive guard who played 13 seasons in the National Football League for the Chicago Cardinals/St. Louis Cardinals and the Houston Oilers. Gray attended and played football for four seasons at Howard Payne University. His first NFL contract, in 1958, paid him $6,000.00. In those days the league was composed of 12 teams, split into two divisions. After retiring as a player, earning six All-Pro awards, he served for three years as head coach at his high school alma mater, Llano High and offensive line coach for the 1977 AFC Champion Denver Bronco team that earned its way to Super Bowl XII, to play against the Dallas Cowboys. In 2016, he was inducted into the Texas Sports Hall of Fame along with former University of Texas head football coach Fred Akers, former Dallas Cowboys offensive lineman Larry Allen and former Major League Baseball pitcher Andy Pettitte. He earned a spot on the St. Louis Cardinals’ All-Time Team and the NFL All-1960s Team. A Christian, Gray first and foremost considers himself blessed with his lovely and gracious wife, Shirley, who has stood by him through all the years of risking injury in high school, college and league play, and the unique challenges of his coaching years to the present. They met and were wed back in their high school days at Llano High School. Their union produced two fine sons, Shane and Boyd and a grand child, Garret. Context_5 : The Alabama Crimson Tide football program represents the University of Alabama (variously Alabama, UA, or 'Bama) in the sport of American football. The team competes in the Football Bowl Subdivision (FBS) of the National Collegiate Athletic Association (NCAA) and the Western Division of the Southeastern Conference (SEC). The team is currently coached by Nick Saban. The Crimson Tide is among the most storied and decorated football programs in NCAA history. Since beginning play in 1892, the program claims 16 national championships, including 11 wire-service (AP or Coaches) national titles in the poll-era, and five other titles before the poll-era. From 1958 to 1982, the team was led by Hall of Fame coach Paul "Bear" Bryant, who won six national championships with the program. Despite numerous national and conference championships, it was not until 2009 that an Alabama player received a Heisman Trophy, when running back Mark Ingram became the university's first winner. In 2015, Derrick Henry became the university's second Heisman winner. Context_6 : Derrick Shaqueill Green (born February 21, 1994) is an American football running back. He was rated by Rivals.com and Scout.com as the No. 1 running back in the country and by Rivals.com as the No. 8 overall player in the Class of 2013. He played for the Michigan Wolverines football team from 2013 to 2015, gaining 898 yards and scoring seven touchdowns on 212 rushing carries. In January 2016, Michigan granted a transfer release to Green, allowing him to play for another program after graduating in the spring of 2016. Context_7 : The 2015 Jackson State Tigers football team represented Jackson State University in the 2015 NCAA Division I FCS football season. The Tigers were led by second-year head coach Harold Jackson for the first five games of the season before he was fired. Wide receivers coach Derrick McCall was named the interim head coach for the remainder of the season. They played their home games at Mississippi Veterans Memorial Stadium. They were a member of the East Division of the Southwestern Athletic Conference. They finished the season 3–8, 3–6 in SWAC play to finish in a tie for third place in the East Division. Context_8 : The 2009 Miami Valley Silverbacks season was the fourth season for the Continental Indoor Football League (CIFL) franchise. The Silverbacks planned on sitting out the 2009 CIFL season, but due to the West Virginia Wild getting suspended from the league, the CIFL offered for the Silverbacks to take the place of the Wild. They had been scheduled to play a 12-game season, primarily as a traveling team, only playing two home games at Hobart Arena, but two of their road games were cancelled. The team hired Derrick Shepard, a former NFL and Arena Football League defensive tackle, to coach the team. On April 14, the Silverbacks announced that a majority of their remaining 2009 season games were to be broadcast live online for free on MCP-TV at miamicountypost. Professional sports announcer JT Szabo provided the play-by-play. The team finished with a franchise-worst record of 0–10, failing to make the playoffs for the third straight season. Context_9 : The 1996–97 NBA season was the Pacers' 21st season in the National Basketball Association, and 30th season as a franchise. During the offseason, the Pacers acquired Jalen Rose from the Denver Nuggets. Injuries and sluggish play would hamper the Pacers all season long as Rik Smits only played just 52 games due to a foot injury, and Derrick McKey appeared in just 50 games due to a ruptured Achilles tendon. They missed the playoffs for the first time in eight years with a disappointing 39–43 record, sixth in the Central Division. Reggie Miller averaged 21.6 points per game and led the league with 229 three-point field goals. At midseason, the Pacers brought back playmaker Mark Jackson in exchange for Eddie Johnson after a brief stint with the Denver Nuggets. Jackson would remain with the Pacers until 2000, where the team reached the NBA Finals. He also led the league with 11.4 assists per game. Context_10 : The Oakland Raiders are a professional American football franchise based in Oakland, California. fact_1 : Derrick Gray (born November 11, 1985) is a former American football defensive end. fact_2 :  He was signed by the Oakland Raiders as an undrafted free agent in 2008. fact_3 : The Oakland Raiders are a professional American football franchise based in Oakland, California. Answer: Oakland Raiders
Output: Which Californian team did Derrick Gray play for?