In this task, you are given a set of context paragraphs, some supporting facts and an answer of a question. Your task is to generate question for given answer based on set of context paragraphs, supporting facts and an answer.

Context_1 : Pizza Hut Israel (Hebrew: ) is the Israeli franchise of Pizza Hut with 56 branches as of September 2014. Pizza Hut Israel is the largest pizza chain in Israel. Context_2 : Greg Creed (born c.1958) is the CEO of Yum! Brands, and has been since January 2015. He was the CEO of Taco Bell from February 2011 until that time. He began as a Taco Bell executive in 2001, and began his career as a Yum! executive in 1994. Prior to that, he was working with Unilever. He holds a business degree from the Queensland University of Technology. He serves on the board of directors of the Whirlpool Corporation. Context_3 : The Pizza Head Show was the name of a live action spoof show used in Pizza Hut commercials from 1993 to 1997 to advertise their promotions and new kinds of pizza. The commercials starred a piece of pizza named Pizza Head, who had a face made out of different toppings and his pizza cutter nemesis named Steve who would try to cause him as much harm as possible. Context_4 : NS Stations (] ) is a Dutch company that owns, manages and exploits over 400 railway stations in the Netherlands. It is a subsidiary of national rail operator Nederlandse Spoorwegen (NS). A subsidiary company of NS Stations is Servex, which uses the brands Automaten, Brasserie, Burger King, Cafe T, Cafe T espresso, C'est du pain, Kiosk, mr. Pizza, Pizza Hut, Restauratie, Smullers, Het Station, Swirl's, and Wizzl, and owns Stationsfoodstore, which is an Albert Heijn franchise operating about 22 "AH to go" convenience stores on stations. Wizzl also sells train tickets. They are typically at small stations which have no separate ticket window or counter; an exception is Rotterdam, with a Wizzl at the back side of the station, while separate ticket windows are at the front side only. Context_5 : Pilsworth is a small area in the Metropolitan Borough of Bury, Greater Manchester, England. It was most well known locally for homing Park 66, a leisure park that consisted of a cinema, a ten-pin bowling alley, an Asda superstore and a selection of restaurants such as Pizza Hut, McDonald's, Frankie & Benny's and Chiquito. However following the closure of the cinema most of the other retail and leisure venues followed suit with only Asda and McDonald's remaining. Pizza Hut and Frankie and Benny's closed in December 2014. The Asda storehasno plans to close. Context_6 : Yum! Brands, Inc., or Yum! and formerly Tricon Global Restaurants, Inc., is an American fast food company. A Fortune 500 corporation, Yum! operates the brands Taco Bell, KFC, Pizza Hut, and WingStreet worldwide, except in China, where the brands are operated by a separate company, Yum China. Prior to 2011, Yum! owned Long John Silver's and A&W Restaurants. Context_7 : Pizza Hut is an American restaurant chain and international franchise founded in 1958 by Dan and Frank Carney. The company is known for its Italian-American cuisine menu including pizza and pasta, as well as side dishes and desserts. Pizza Hut has over 15,000 locations worldwide as of 2015, and is a subsidiary of Yum! Brands, Inc., one of the world's largest restaurant companies. Context_8 : Ringer Hut ( ) is a Japanese chain of fast-food restaurants, specializing in Nagasaki dishes Champon and Sara udon. The Hamakatsu Co. of Nagasaki, founders of the chain in 1974, borrowed the name of the former Ringer House which had been purchased by Nagasaki City and opened as a tourist attraction in 1966. It is likely that the company borrowed the word "hut" from "Pizza Hut." Ringer Hut operates over 550 restaurants in Japan, Taiwan, and San Jose, California along with 100 Hamakatsu Restaurants (tonkatsu restaurant chain). Ringer Hut has two headquarters located in Fukuoka and Tokyo. Context_9 : WingStreet is a restaurant chain specializing in chicken. The restaurant chain is owned by Yum! Brands, which also owns its sister franchise Pizza Hut. As of September 2008, there were close to 1,600 locations in the U.S., Canada, and Australia. They are almost always co-located with Pizza Hut. Context_10 : JS Food Plan Co, Ltd. (commonly referred to as "JS" (which is an acronym for the Korean name Jae Sang) (hangul: ) is a franchised Korean pizza company headquartered in Yeoeuido-Dong Yeongdeungpo-gu, Seoul, Korea, established in 1998 the company is currently CEO'd by Jeong Jae Sang (). Its brand name is Pizza Segyero. (hangul: ) In 2005, the company became an international franchise when it expanded to Beijing, China. The company is comparable to pizza restaurant chains such as Hankook Pizza Hut, Hankook Mr. Pizza, Chicken Nara, Domino Pizza Korea, Pizza Etang and Reach Beam. fact_1 : Greg Creed (born c.1958) is the CEO of Yum! fact_2 : Brands, and has been since January 2015. fact_3 : operates the brands Taco Bell, KFC, Pizza Hut, and WingStreet worldwide, except in China, where the brands are operated by a separate company, Yum China. Answer: Greg Creed
The corporation that owns Pizza Hut has who as their CEO?