Question: What nationality is the actor who featured with Dara Ó Briain in Dara and Ed's Great Big Adventure ?

Context articles: Dara Ó Briain: School of Hard Sums
2004 Meteor Awards
Dara Ó Briain's Science Club
Ed Byrne (comedian)
Stargazing Live
Dara Ó Briain
Dara O Briain's Go 8 Bit
Dara and Ed's Great Big Adventure
Battle of Lough Raska
Happy Endings Productions

Dara Ó Briain: School of Hard Sums is a British comedy game show about the subject of mathematics and it is based on the Japanese show "Comaneci University Mathematics".
 The programme is broadcast on Dave and is presented by Dara Ó Briain and stars Marcus du Sautoy.
 Each episode is themed and Ó Briain, along with a guest or guests, attempts to solve various conundrums set by du Sautoy.
 At the end of each episode, Ó Briain sets homework questions for viewers; the answers can be checked on the show's website.
The 2004 Meteor Music Awards were held on Monday 1 March 2004, hosted by comedian Dara Ó Briain.
 It was the fourth edition of Ireland's national music awards.
 At the ceremony Damien Dempsey was presented with two awards, Best Folk/ Traditional Act and Best Irish Country/Roots Artist.
 Samantha Mumba made an appearance in a revealing see-through dress, Colin Farrell was pictured with both Bono and Chris Pontius whilst Red Hot Chili Peppers drummer Chad Smith posed with Sharon Corr after both collected awards.
 Performees included Lionel Richie, Katie Melua, Counting Crows, The Corrs, Sugababes, Westlife, Hothouse Flowers, The Frames, The Dubliners, Snow Patrol, Paddy Casey and Jerry Fish and the Mudbug Club.
 Award presenters included Dominic West, Bic Runga and Alex Zane, actors George McMahon and Patrick Bergin, "No Frontiers" presenter Kathryn Thomas alongside Kerry McFadden, Miss World Rosanna Davison, Keith Duffy, Niall Quinn, Deirdre O'Kane, Denis Hickie, Joe Elliott and Hector Ó hEochagáin.
 The event was broadcast on RTÉ Two on Wednesday 3 March at 21:00.
Dara Ó Briain's Science Club is a British science television series presented by Dara Ó Briain which first aired on BBC Two between 6 November 2012 and 29 August 2013.
 Each week, the team take one subject and explore all possible angles, combining it with studio discussions in front of a live audience, films and on the spot reports.
 Science Club won The Best TV General Programme Award at the 2013 European Science TV and New Media Awards beating off competition from QI, Science Squad and Biomimetics.
Edward Cathal "Ed" Byrne (born 16 April 1972) is an Irish stand-up comedian, voice over artist and actor.
 He has presented television shows "Uncut!
 Best Unseen Ads" and "Just for Laughs", and is a guest on television panel games.
 As an actor, he played the title character in the 2000 ITV adaptation of the pantomime "Aladdin".
Stargazing Live is a British live television programme on astronomy that has been broadcast yearly since its first broadcast on BBC Two in January 2011.
 The series is primarily presented by scientist Brian Cox and comedian and amateur astronomer Dara Ó Briain with support from TV presenter and biochemist Liz Bonnin and astronomer Mark Thompson.
 It is broadcast from Jodrell Bank Observatory and has featured live links from scientific facilities in Hawaii, South Africa, Norway and NASA.
Dara Ó Briain ( ; ] ; born 4 February 1972) is an Irish comedian and television presenter in the United Kingdom and Ireland.
 He is noted for hosting topical panel shows such as "Mock the Week", "The Panel", and "".
 His TV work also includes starring in and writing of television comedy and documentary series.
 Ó Briain has also been a newspaper columnist, with pieces published in national papers in both Britain and Ireland.
Dara O Briain's Go 8 Bit is a British comedy panel game show originally created by English comedians Steve McNeil (born 1 September 1979) and Sam Pamphilon (born 3 December 1983) during the Edinburgh Festival Fringe in 2013, and then transferred to television on Dave beginning on 5 September 2016.
 The TV series stars comedian Dara Ó Briain as host, with McNeil and Pamphilon as team captains, and video game journalist Ellie Gibson as the resident expert.
 The show involves McNeil and Pamphilon and their team mates playing a series of five video games against each other.
Dara and Ed's Great Big Adventure is a BBC Two TV show containing the events of Dara Ó Briain and Ed Byrne as they journey the Pan-American Highway.
The Battle of Lough Raska (Irish: "Loch Rasca" ) or Battle of Corcomroe (Irish: "Corca Mrua" ) took place on 15 August 1317 near Corcomroe Abbey in north County Clare, Ireland.
 It was part of a fight for control of the Uí Briain chieftaincy and part of the Anglo-Norman wars in Ireland.
 Forces loyal to Muircheartach Ó Briain were commanded by Diarmait Ó Briain in a pitched battle against Donnchadh Ó Briain, who was an ally of Mathghamhain Ó Briain and Richard de Clare.
 Both armies were about 9,000 men each.
 Diarmait Ó Briain's forces were victorious.
 This would be a precursor to the Battle of Dysert O'Dea.
Happy Endings Productions is an Irish entertainment television production company, founded by Dara Ó Briain and Seamus Cassidy in 2003.
 Their best-known programme is the topical RTÉ comedy show, "The Panel", which Ó Briain presented for a number of seasons.
 They have also produced the Ó Briain-hosted interview show "Buried Alive", the comedy special "This is Ireland" for BBC2 and the 2008 comedy cabaret "Smoke and Mirrors", presented by Andrew Maxwell.
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 The company's commissioned work has included two series of "Saturday Night With Miriam", an RTÉ chat show presented by Miriam O'Callaghan.
 They are developing a sitcom for the UK's Five Channel.