question: Brian Wheeler is a radio announcer for an NBA teach based in which city?
answer: Portland, Oregon
context: Title: Ken Niles
  Passage: Ken Niles (December 9, 1906 or 1908, in Livingston, Montana – October 31, 1988) was an American radio announcer.  He was married to Nadia Niles, and had two children, Kenneth Niles and Denise Niles.  His brother, Wendell Niles, was also a radio announcer.
  Title: Myf Warhurst
  Passage: Myfanwy "Myf" Warhurst (born 29 May 1974) is an Australian radio announcer and television personality, best known for her work at Triple J and on ABC Television's long-running music-themed quiz show "Spicks and Specks".  Before her career as a radio announcer and TV personality, she was editor-in-chief of Melbourne street press "Inpress".
  Title: Brian Wheeler
  Passage: Brian Wheeler, commonly known by the nickname "Wheels", is the play-by-play radio announcer for the Portland Trail Blazers of the National Basketball Association and former host of a daily radio program.
  Title: Brandon Roy
  Passage: Brandon Dawayne Roy (born July 23, 1984) is an American basketball coach and a former professional basketball player who played for the Portland Trail Blazers and Minnesota Timberwolves in the National Basketball Association (NBA).  He was selected sixth in the 2006 NBA draft, having completed four years playing for the Washington Huskies.  His nickname was "B-Roy", but he was also referred to as "The Natural" by Trail Blazers announcer Brian Wheeler.  On December 10, 2011, Roy announced his retirement from basketball due to a degenerative knee condition, though he returned in 2012 to play five games for the Timberwolves.
  Title: Portland Trail Blazers
  Passage: The Portland Trail Blazers, commonly known as the Blazers, are an American professional basketball team based in Portland, Oregon.  The Trail Blazers compete in the National Basketball Association (NBA) as a member club of the league's Western Conference Northwest Division.  The team played its home games in the Memorial Coliseum before moving to Moda Center in 1995 (called the Rose Garden until 2013).  The franchise entered the league as an expansion team in 1970, and has enjoyed a strong following: from 1977 through 1995, the team sold out 814 consecutive home games, the longest such streak in American major professional sports at the time, and only since surpassed by the Boston Red Sox.  The Trail Blazers have been the only NBA team based in the bi-national Pacific Northwest, after the Vancouver Grizzlies relocated to Memphis and became the Memphis Grizzlies in 2001, and the Seattle SuperSonics relocated to Oklahoma City and became the Oklahoma City Thunder in 2008.
citations: Portland Trail Blazers Brian Wheeler