Question: What is the nationality of the chef and restaurateur featured in Restaurant: Impossible?

full_context: Document 1: Marco Pierre White: Marco Pierre White (born 11 December 1961) is a British chef, restaurateur, and television personality from Leeds. White has been dubbed the first celebrity chef, and the "enfant terrible" of the UK restaurant scene. He was called the godfather of modern cooking by Australian "MasterChef" (Season 4, Episode 53). White was the youngest chef ever to have been awarded three Michelin stars. He has trained notable chefs such as Mario Batali, Gordon Ramsay, Curtis Stone and Shannon Bennett.
Document 2: Kitchen Burnout: Kitchen Burnout was a British cookery reality show airing on ITV, and was created by ITV Studios, which featured prospective chefs competing with each other for a final prize. The first series aired in April 2010, presented by Marco Pierre White. The programme will not be returning due to poor ratings.
Document 3: James &quot;Jocky&quot; Petrie: James "Jocky" Petrie is a professional British chef born in Duror in Scotland. He is best known for both his work alongside chef Heston Blumenthal as Head of Development of the Experimental Kitchen at The Fat Duck (one of four restaurants in Great Britain to have three Michelin stars), and his current work as Group Executive Development Chef for Gordon Ramsay. As a chef he has regularly appeared as mentor and judge on a number of television shows including Masterchef, Heston's Fantastical Food, In Search of Perfection and Top Chef Suomi
Document 4: America's Next Great Restaurant: America's Next Great Restaurant is an NBC reality television show featuring contestants pitching restaurant ideas to a panel of judges, where the winner receives financial backing for their restaurant concept. Three locations were opened across the nation — Los Angeles, Minneapolis, and New York—on Monday, May 2, 2011, the day after the May 1 season finale. The judges included chefs Curtis Stone, Bobby Flay, Lorena Garcia, and Chipotle Mexican Grill founder Steve Ells, who were the investors in the winning concept. The production company behind the show was Magical Elves, the same company that produces "Top Chef". The show, which has been described as a cross between "The Apprentice" and "Top Chef", premiered on March 6, 2011. The first season finale aired on Sunday, May 1, 2011, with Jamawn Woods' concept, a soul food restaurant concept called Soul Daddy, judged the winner.
Document 5: The Chopping Block (U.S. TV series): The Chopping Block is an American reality television series, based on the Australian reality television series of the same name. The series aired on the NBC network and followed participants in an attempt to open a restaurant. It is hosted by British celebrity chef Marco Pierre White.
Document 6: Iron Chef: Iron Chef (料理の鉄人 , Ryōri no Tetsujin , literally "Ironmen of Cooking") is a Japanese television cooking show produced by Fuji Television. The series, which premiered on October 10, 1993, is a stylized cook-off featuring guest chefs challenging one of the show's resident "Iron Chefs" in a timed cooking battle built around a specific theme ingredient. The series ended on September 24, 1999, although occasional specials were produced until 2002. The series aired 309 episodes. Repeats are regularly aired on the Food Network in Canada, the Cooking Channel in the United States and on Special Broadcasting Service in Australia. Fuji TV aired a new version of the show, titled Iron Chef (アイアンシェフ , Aian Shefu ) , starting on October 26, 2012.
Document 7: Restaurant Makeover: Restaurant Makeover was television series on HGTV Canada which currently airs as reruns on the Food Network Canada and "HGTV Canada", as well as the Fine Living channel and Food Network in the United States, DTour and in over 16 other countries worldwide. The pilot episode starred designer Robin De Groot and chef Brad Long in the Coco's Cafe. Most of the restaurants involved in the series were located in the Greater Toronto Area. The series has been rebooted as "Restaurant Takeover" on Food Network Canada.
Document 8: Ted Allen: Ted Allen is an American author and television personality. He was the food and wine connoisseur on the Bravo network's television program "Queer Eye", and has been the host of the TV cooking competition series "Chopped" since its launch in 2009, as well as "Chopped Junior", which began in mid-2015. In April 13, 2014, he became the host of another Food Network show, originally called "America's Best Cook"; a retooled version of that show, retitled "All-Star Academy," which debuted on March 1, 2015. In early 2015, he also hosted a four-part special, "Best. Ever.", which scoured America for its best burgers, pizza, breakfast, and barbecue. He is a longtime contributing writer to "Esquire" magazine, the author of two cookbooks, and regularly appears on the Food Network show "The Best Thing I Ever Ate" and other television cooking shows.
Document 9: Food Network Star (season 11): The eleventh season of the American reality television series Food Network Star premiered June 7, 2015 on Food Network. Food Network chefs Bobby Flay and Giada de Laurentiis returned to the series as judges, with Alton Brown not returning for undisclosed reasons. This season also continued the inclusion of "Star Salvation", a six-week webseries that featured the most recently eliminated contestant competing against the remaining previously eliminated contestants for a chance to re-enter the main "Food Network Star" competition.
Document 10: Robert Earl: Robert Earl (born May 29, 1951) is the founder and CEO of Planet Hollywood, Chairman of the Planet Hollywood Resort & Casino in Las Vegas, and host of "Robert Earl's Be My Guest" television program which airs weekly on the Cooking Channel.
Document 11: The Restaurant (UK TV series): The Restaurant was a British reality television series in which a group of couples competed for the chance to set up a restaurant financially backed and personally supported by French chef Raymond Blanc. The winning couple were given their own restaurant to run. For the winners of the first series the prize restaurant was in Oxfordshire, near to Blanc's own Le Manoir aux Quat' Saisons. For the second series the prize restaurant was in Marlow, Buckinghamshire.
Document 12: Worst Bakers in America: Worst Bakers in America is an American cooking competition television series that airs on Food Network, presented by chefs Duff Goldman and Lorraine Pascale. The series is a spin-off of "Worst Cooks in America".
Document 13: Robert Irvine: Robert Paul Irvine (born 24 September 1965) is an English celebrity chef who has appeared on and hosted a variety of Food Network programs including "", "Worst Cooks in America", "", "A Hero's Welcome, Operation Restaurant, All-Star Academy, Guy's Grocery Games, Chopped: Impossible" and "Restaurant Express".
Document 14: Rosemary Shrager: Rosemary Jacqueline Shrager (born 21 January 1951) is a British chef, best known for being an haute cuisine teacher on the reality television programme "Ladette to Lady", and as a judge on "Soapstar Superchef". She also made an appearance on the reality TV series "I'm A Celebrity... Get Me Out Of Here!". Other television projects have included "Kitchen Showdown with Rosemary Shrager", where she weaned unhealthy fast-food families onto nutritious cuisine. Shrager is an accomplished chef and has worked with fellow "Soapstar Superchef" judge Jean-Christophe Novelli.
Document 15: Restaurant: Impossible: Restaurant: Impossible is an American reality television series, featuring chef and restaurateur Robert Irvine, that aired on Food Network from 2011 to 2016.
ground_truth: English