Question: Are Ken Davitian and Tony Petrossian both comedians?

Context paragraphs:
Azamat Bagatov: Azamat Bagatov is a satirical character invented by English comedian Sacha Baron Cohen.  Played by Ken Davitian, he is a Kazakh producer and is a character in the film "Borat: Cultural Learnings of America for Make Benefit Glorious Nation of Kazakhstan".  He works in a guesthouse now.

Eat Your Peas: Eat Your Peas is the third and final compilation double-album of material taken from the popular Australian radio show "Martin/Molloy", with comedians Tony Martin and Mick Molloy.  As with two earlier "Martin/Molloy" albums, "Eat Your Peas", won the Best Comedy Release category: this time at the ARIA Music Awards of 1999.  The album also included contributions from fellow comedians, Peter Grace, Sancia Robinson and Pete Smith.

Ken Barlow: Kenneth "Ken" Barlow is a fictional character from the British ITV soap opera, "Coronation Street", played by William Roache.  Ken was created by Tony Warren as one of "Coronation Street's" original characters.  He debuted in the soap's first episode on 9 December 1960.  Having appeared continuously since the programme's inception, December 2010 marked Ken's 50th anniversary on-screen.  At this time, Roache officially became the longest-serving actor in a televised soap opera.  Roache was honoured at the 2010 Guinness World Records ceremony for the achievement, when he surpassed actor Don Hastings from the American soap opera "As the World Turns", who previously held this title.  Roache stated in 2010 that he has no plans to leave the role and will remain in "Coronation Street" for as long as they will have him.

San Francisco Comedy Condo: The "Comedy Condo", also known as "The 336", had housed San Francisco comedians since 1986.  Located at 336 21st Avenue, the space was first rented by Dana Gould, writer on "The Simpsons" and Alex Reid the head writer of "Malcolm in the Middle".  Many comedians lived in the three bedroom unit over the next nineteen years including Kevin Kataoka, John Hoogasian, Mark Nadeau, Steve Mazan, Ryan Stout, Mike Spiegelman, Tony Camin, Ron Lynch, Jim Farrell, Barry Lank, Dan Spencer, and Karen Anderson.  Lizz Winstead, co-creator of "The Daily Show", also lived in the house.  Frequent guests included Margaret Cho, Janeane Garofalo, David Cross, Louis C.K., Zachery Bacik and Casey Hardmeyer.

Shep's Banjo Boys: Shep's Banjo Boys was a British musical act, which appeared each week on "The Comedians", a British television show of the 1970s (later reprised in the mid-1980s and early 1990s) produced by Johnnie Hamp of Granada Television.  They were a 7-piece band comprising (for the first five series) Charlie Bentley (tenor banjo), Andy Holdorf (trombone), John Drury (sousaphone), John Orchard (piano), John Rollings (drums), Graham Shepherd (banjo) and Howard Shepherd (lead banjo).  In 1973, the line up was Howard "Shep" Shepherd (lead banjo), Graham Shepherd and Mike Dexter (banjos), Tony Pritchard (trombone), Tony "Tosh" Kennedy (sousaphone) and Ged Martin (drums).

Ken Shimura: Ken Shimura (志村 けん , Shimura Ken ) (born Yasunori Shimura (志村 康徳 , Shimura Yasunori ) , February 20, 1950 in Higashimurayama, Tokyo) is a Japanese comedian and actor.  He co-starred with Masashi Tashiro, Nobuyoshi Kuwano in the Japanese variety show "Ken Shimura no Bakatono-sama".  The "bakatono-sama" shtick by Shimura is unusual among Japanese comedians, in that he could satirize the deeds of current guardians of the contemporary society (a company president, a politician, a family head, a school principal, the head of a Japanese yakuza gang) under the garb of a foolish king who lived in the country a long time ago.  Another popular shtick of Shimura in the same show is "Henna Oji-san" [an obnoxious uncle character] who entertains himself in the company of nubile girls.  After being caught for his pranks, the character regularly ends the shtick with a song 'Sou desu.  Watashi wa Henna Oji-san desu'.

Tony Petrossian: Tony Petrossian is a visionary commercial and music video director who has worked with top talent and brands across the globe.  His striking visuals combined with a keen storytelling sense have garnered him clients ranging from Nike, Subway, McDonald’s & Barbie to artists including Ludacris, DMX, Slipknot & Slayer as well as superstar athletes ranging from Tony Stewart of NASCAR to Wayne Rooney of Manchester United.

Tony Allen (comedian): Tony Allen (born 4 March 1945) is an English comedian and writer.  Best known as one of the original "alternative comedians", Tony Allen's artistic career had taken many radical turns before he temporarily abandoned his Speakers' Corner "Full-Frontal Anarchy Platform" in May 1979 for the stage of London's Comedy Store.  Two months later he founded Alternative Cabaret with Alexei Sayle and ran a regular "Alt Cab" Club night in the back bar of the Elgin pub on Ladbroke Grove.

Ken Davitian: Kenneth "Ken" Davitian (Քեն Դավիթյան, born June 19, 1953) is an American comedian, who is best known for his role as Borat's producer Azamat Bagatov in the 2006 comedy film "Borat".

The Comedians (1971 TV series): The Comedians is a British television show of the 1970s (later reprised in the mid-1980s and early 1990s) produced by Johnnie Hamp of Granada Television.  The show gave a stage to nightclub and working men's club comedians of the era, including Russ Abbot, Lennie Bennett, Stan Boardman, Jim Bowen, Jimmy Bright, Duggie Brown, Mike Burton, Jimmy Jones, Dave Butler, Brian Carroll, Frank Carson, Mike Coyne, Jimmy Cricket, Colin Crompton, Pauline Daniels, Charlie Daze, Vince Earl, Steve Faye, Eddie Flanagan, Stu Francis, Ken Goodwin, Jackie Hamilton, Jerry Harris, George King, Bobby Knutt, Bernard Manning, Mike McCabe, Paul Melba, Mick Miller, Hal Nolan, Tom O'Connor, Tom Pepper, Bryn Phillips, Mike Reid, George Roper, Harry Scott, Sammy Thomas, Johnny Wager, Roy Walker, Charlie Williams, Lee Wilson and Lenny Windsor.

Supporting paragraphs: Ken Davitian Tony Petrossian
Answer: no