question: Tabernacle has held comedy concerts by which Tony Award-nominated actor?
answer: Stephen Andrew Lynch
context: Title: Stephen Lynch (musician)
  Passage: Stephen Andrew Lynch (born July 28, 1971), is an American comedian, musician and Tony Award-nominated actor who is known for his songs mocking daily life and popular culture.  Lynch has released three studio albums and three live albums along with a live DVD.  He has appeared in two "Comedy Central Presents" specials and starred in the Broadway adaptation of "The Wedding Singer".  Stephen released a new double-disc (Studio & Live) album, "Lion", on November 13, 2012.  Most recently, Stephen released a live concert video called "Hello Kalamazoo" available on Vimeo.
  Title: Tabernacle (concert hall)
  Passage: Tabernacle, also nicknamed The Tabby, is a mid-size concert hall in the U.S. city of Atlanta.  The Tabernacle has been a venue for notable acts, including Guns N' Roses, The Black Crowes, Adele, Eminem, Kendrick Lamar, Robbie Williams, Alice in Chains, Bob Dylan, Prince & The New Power Generation, The 1975 and Atlanta's own Mastodon, and Blackberry Smoke among others.  Along with music concerts, the venue also holds many comedy tours annually including Bob Saget, Lisa Lampanelli, Cheech & Chong and Stephen Lynch.  The Tabernacle is managed by concert promoter Live Nation and has a seating capacity of 2,600 people.
  Title: Robert Petkoff
  Passage: Robert Petkoff is an award-winning American stage actor known for his work in Shakespearean productions and more recently on the New York City musical theater stage.  Petkoff has performed on Broadway, the West End, regional theatre, and done work in film and television.  Petkoff was featured as "Perchik" in the Tony award-nominated 1994 revival cast of "Fiddler on the Roof" but is perhaps best known for his role as "Tateh" in the 2009 revival of "Ragtime" on Broadway.  Petkoff has also provided the voices for over two dozen audiobooks, winning awards for his reading of Michael Koryta's "So Cold the River".  Married to actress Susan Wands, Petkoff has lived in New York City for the last twenty years, and often performs in benefit concerts for theater-district-related charities.
citations: Tabernacle (concert hall) Stephen Lynch (musician)