question: Until when did the Pittsburgh Blues Festival used to take place in the Lawrenceville neighborhood of Pittsburg, Pennsylvania, United States?
answer: August 2009
context: Title: Iron City Brewing Company
  Passage: The Iron City Brewing Company (also known as the Pittsburgh Brewing Company) is a beer company that until August 2009 had been located in the Lawrenceville neighborhood of Pittsburgh, Pennsylvania, United States.  On June 11, 2009, it was reported that the brewery was "moving" to Latrobe, Pennsylvania.  That move was recently completed and Iron City is now produced in the Latrobe Brewery that was once used to produce Rolling Rock.
  Title: Pittsburgh Blues Festival
  Passage: The Pittsburgh Blues Festival is a music festival featuring blues musicians in Pittsburgh, Pennsylvania.  It is one of the region's "marquee annual concerts."  The inaugural event took place at the Riverplex at Sandcastle Waterpark, and since then has been held at Hartwood Acres Park and at the Iron City Brewing Company factory.  Proceeds from the event benefit charity.  The Greater Pittsburgh Community Food Bank credits the festival as its largest annual event.
  Title: San Francisco Blues Festival
  Passage: Debuting in 1973, the San Francisco Blues Festival is the longest running blues festival in the United States.  Tom Mazzolini, the event's producer, founded the blues festival to educate the public about the history and evolution of the blues.  Many of the performers at the early concerts were the pioneers and originators of the West Coast blues sound.
  Title: 184 38th Street
  Passage: 184 38th Street, also known as McBride Log House, was a historic log house in the Lawrenceville neighborhood of Pittsburgh, Pennsylvania.  Before its demolition, it was thought to be the oldest log house in any major American city to be used as a residence.
  Title: Saint Mary's Academy Building
  Passage: Saint Mary's Academy Building located at 340 46th Street in the Lawrenceville neighborhood of Pittsburgh, Pennsylvania, was built in 1854.  This Greek Revival styled building was the first building built on the former St. Mary's Parish Complex.  It was added to the List of City of Pittsburgh historic designations on December 30, 2008.
  Title: Topanga Canyon Blues Festival
  Passage: The Topanga Canyon Blues Festival is an annual event held in California, attracting blues acts from across the United States.  It began in the 1982.  Like the Orange County Blues Festival, it attracts some of the major blues artists in the United States.  Over the years the festival has been running, it has seen major blues acts such as Etta James, Willie Dixon, Otis Rush, Big Joe Turner, Lowell Fulson, Junior Wells, Pee Wee Crayton, Phil Gates and Jimmy "Preacher" Ellis.  Other acts such as Paul Butterfield, William Clarke, Linda Hopkins, Philip Sayce and Roy Gaines have appeared there.
citations: Pittsburgh Blues Festival Iron City Brewing Company