Question: In what city is E.J. Singler's team based?

full_context: Document 1: O. J. Mayo: Ovinton J'Anthony "O. J." Mayo (born November 5, 1987) is an American professional basketball player. He played one season of college basketball for the USC Trojans while earning first-team All-Pac-10 honors. The team forfeited all of its wins that season and Mayo lost his remaining three years of National Collegiate Athletic Association (NCAA) eligibility after it was ruled he received improper benefits. Mayo entered the 2008 NBA draft and was selected by the Minnesota Timberwolves with the third overall pick. He was later traded to the Memphis Grizzlies, with whom he played four seasons. In 2011, he tested positive for a banned steroid and was suspended by the NBA for 10 games. Mayo signed with the Dallas Mavericks in 2012, and then with the Milwaukee Bucks in 2013. On July 1, 2016, Mayo was dismissed from the NBA for violating the league's anti-drug program.
Document 2: E. J. Junior: Ester James Junior, III (born December 8, 1959) is a former American college and professional football player who was a linebacker in the National Football League (NFL) for thirteen seasons during the 1980s and 1990s. Junior played college football for the University of Alabama, and earned All-American honors. He was selected in the first round of the 1981 NFL Draft, and played professionally for the NFL's St. Louis Cardinals, Miami Dolphins, Tampa Bay Buccaneers, and Seattle Seahawks.
Document 3: Kyle Singler: Kyle Edward Singler (born May 4, 1988) is an American professional basketball player for the Oklahoma City Thunder of the National Basketball Association (NBA). Singler was a four-year starter for the Duke men's basketball team and was instrumental in their 2010 NCAA championship run, earning MVP of the Final Four. In the 2011 NBA draft, the Detroit Pistons selected Singler in the second round with the overall 33rd pick. Singler joined the Pistons for the 2012–13 season after playing in Spain during 2011–12.
Document 4: James Harden: James Edward Harden Jr. (born August 26, 1989) is an American professional basketball player for the Houston Rockets of the National Basketball Association (NBA). Harden played college basketball for Arizona State, where he was named a consensus All-American and Pac-10 Player of the Year in 2009. Harden was selected with the third overall pick in the 2009 NBA draft by the Oklahoma City Thunder. In 2012, he was named NBA Sixth Man of the Year with the Thunder and helped the team reach the NBA Finals.
Document 5: Toronto Raptors: The Toronto Raptors are a Canadian professional basketball team based in Toronto, Ontario. The Raptors compete in the National Basketball Association (NBA), as a member club of the league's Eastern Conference Atlantic Division. The team was established in 1995, along with the Vancouver Grizzlies, as part of the NBA's expansion into Canada. When the Grizzlies relocated to Memphis, Tennessee to become the Memphis Grizzlies in 2001, the Raptors became the only Canadian-based team in the NBA. They originally played their home games at SkyDome, before moving eastward along Bremner Boulevard to the Air Canada Centre in 1999.
Document 6: Jared Sullinger: Jared Sullinger (born March 4, 1992) is an American professional basketball player for the Shenzhen Leopards of the Chinese Basketball Association (CBA). He played college basketball for Ohio State University before being drafted 21st overall by the Celtics in the 2012 NBA draft.
Document 7: Saint John Riptide: The Saint John Riptide are a Canadian professional basketball team based in Saint John, New Brunswick. They compete in the National Basketball League of Canada (NBL Canada) as a member of the Atlantic Division. The Riptide play their home games at Harbour Station. The Riptide are one of two professional basketball teams from the province of New Brunswick, the other being the Moncton Miracles. The team was established in 2007 as the Manchester Millrats, an expansion team based in Manchester, New Hampshire, which played in the American Basketball Association (ABA). They would later move to the Premier Basketball League (PBL) in 2008, relocated to Saint John in 2010, and renamed in 2016.
Document 8: Michael Friisdahl: Michael Friisdahl is the President and Chief Executive Officer of Maple Leaf Sports & Entertainment, a sports and entertainment company. Friisdahl was appointed in October 2015, and is responsible for overseeing MLSE's sports properties which includes ownership of the Toronto Maple Leafs (National Hockey League), Toronto Raptors (National Basketball Association), Toronto FC (Major League Soccer), Toronto Marlies (American Hockey League), Raptors 905 (NBA Development League) and Toronto FC II (United Soccer League). It also owns and operates Air Canada Centre, a multi-purpose indoor sporting arena in Toronto that has hosted more than 36 million fans over 2,500 events since its opening in 1999, and has invested in five other Toronto’s sports facilities — Ricoh Coliseum, home of the Marlies; BMO Field, home of Toronto FC; Lamport Stadium; the MasterCard Centre for Hockey Excellence, the practice facility for the Maple Leafs and Marlies and the BioSteel Centre, the practice facility of the Raptors. MLSE operates and manages events at Ricoh Coliseum, BMO Field and BioSteel Centre.
Document 9: Canton Charge: The Canton Charge are an American professional basketball team based in Canton, Ohio, that competes in the NBA G League. The Charge is owned by and is the minor league affiliate of the Cleveland Cavaliers of the National Basketball Association (NBA). Its home games are held at the Canton Memorial Civic Center.
Document 10: Vancouver Grizzlies: The Vancouver Grizzlies were a Canadian professional basketball team based in Vancouver, British Columbia. They were part of the Midwest Division of the Western Conference of the National Basketball Association (NBA). The team was established in 1995, along with the Toronto Raptors, as part of the NBA's expansion into Canada. Following the 2000–01 season, the team relocated to Memphis, Tennessee, United States, and are known as the Memphis Grizzlies. The Grizzlies played their home games at General Motors Place for the entirety of their 6 seasons in Vancouver.
Document 11: Blake Griffin: Blake Austin Griffin (born March 16, 1989) is an American professional basketball player for the Los Angeles Clippers of the National Basketball Association (NBA). He played college basketball for the Oklahoma Sooners, when he was named the Consensus National Player of the Year as a sophomore. Griffin was selected first overall by the Clippers in the 2009 NBA draft, and has since been a five-time NBA All-Star and a four-time All-NBA selection.
Document 12: 1995–96 Toronto Raptors season: The 1995–96 NBA season was the Toronto Raptors' first season in the National Basketball Association. The Raptors, along with the Vancouver Grizzlies, played their first games in 1995, and were the first NBA teams to play in Canada since the 1946–47 Toronto Huskies. Former Detroit Pistons star Isiah Thomas became the team's General Manager. In their debut on November 3, the Raptors defeated the New Jersey Nets at the SkyDome 94–79, but went on a 7-game losing streak afterwards. At midseason, the team acquired second-year forward Sharone Wright from the Philadelphia 76ers, and Doug Christie from the New York Knicks. The Raptors finished last place in the Central Division with a 21–61 record. Top draft pick Damon Stoudamire was named Rookie of The Year averaging 19.0 points, and 9.3 assists per game. Following the season, Tracy Murray signed as a free agent with the Washington Bullets, Oliver Miller signed with the Dallas Mavericks and Alvin Robertson retired.
Document 13: Raptors 905: Raptors 905 are a Canadian professional basketball team in the NBA G League. The team is based in Mississauga, Ontario, and began play in the 2015–16 season. The club, which is the G League affiliate of the Toronto Raptors of the National Basketball Association, plays their home games at the Hershey Centre, replacing the Centre's former basketball tenant, the Mississauga Power of the National Basketball League of Canada. The team also plays occasional home games at the Air Canada Centre, the home of their parent club. Raptors 905 were the eighth D-League team to be owned by an NBA team and the first to be based outside the United States.
Document 14: E. J. Singler: Edward J. "E. J." Singler (born June 6, 1990) is an American professional basketball player for Raptors 905 of the NBA G League. He played college basketball for the University of Oregon. As a senior at Oregon, he was named to the All-Pac-12 first team.
Document 15: Ontario Raiders: The Ontario Raiders were a member of the National Lacrosse League during the 1998 NLL season. The franchise was founded as an expansion team in Hamilton, Ontario, and played their home games at Copps Coliseum. Former Buffalo Bandits coach Les Bartley was hired to coach the new team, and he lured former Bandit Jim Veltman to join him, becoming the Raiders' captain. The team finished a respectable 6-6 in their inaugural season, but missed the playoffs on a tie-breaker. Following the season, losses of $250,000 forced owner Chris Fritz to look for partners. Maple Leaf Sports & Entertainment considered purchasing the team, but ultimately a group which included Bill Watters, the then Assistant General Manager of the Toronto Maple Leafs, Paul Beeston, former president of the Toronto Blue Jays, Tie Domi, player for the Maple Leafs, and Bobby Orr, former NHL player, bought it for $250,000 and promptly relocated the team to Toronto's Maple Leaf Gardens where they rebranded it the Toronto Rock.
ground_truth: Mississauga, Ontario