Question: Frisch's Big Boy is a regional Big Boy restaurant chain with headquarters in Cincinnati, Ohio, Big Boy Restaurants International, LLC is an American restaurant chain headquartered in Warren, in which US state?

full_context: Document 1: Frisch's: Frisch's Big Boy is a regional Big Boy restaurant chain with headquarters in Cincinnati, Ohio. For many years a Big Boy franchisee, today Frisch's is the exclusive owner of the Big Boy trademark in Indiana, Kentucky, and most of Ohio and Tennessee and has no affiliation with Big Boy Restaurants International. In March 2017, there were 121 restaurants in Indiana, Kentucky, and Ohio. This includes 21 Big Boy stores in Cincinnati, 6 in Dayton, Ohio, and 6 in Louisville, Kentucky. Frisch's is the oldest, longest surviving regional Big Boy operator, excluding Bob's Big Boy in California, which was the original Big Boy restaurant and franchisor.
Document 2: KFC: KFC, until 1991 known as Kentucky Fried Chicken, is an American fast food restaurant chain that specializes in fried chicken. Headquartered in Louisville, Kentucky, it is the world's second-largest restaurant chain (as measured by sales) after McDonald's, with almost 20,000 locations globally in 123 countries and territories as of December 2015 . The chain is a subsidiary of Yum! Brands, a restaurant company that also owns the Pizza Hut and Taco Bell chains.
Document 3: Texas Roadhouse: Texas Roadhouse is an American chain restaurant that specializes in steaks and promotes a Western theme. Texas Roadhouse Corporation is headquartered in Louisville, Kentucky. The chain operates about 450 (July 2015) locations in 49 U.S. states, and in Saudi Arabia, Kuwait, United Arab Emirates, Qatar, Philippines and Taiwan. It is known for its free buckets of peanuts at each table along with free yeast rolls.
Document 4: Fazoli's: Fazoli's is an Italian-American fast casual restaurant chain based out of Lexington, Kentucky. It was founded in 1988 and is now owned by Seed Restaurant Group, Inc. Today, there are more than 200 Fazoli's located nationwide with plans to expand overseas. The restaurant chain specializes in Italian cuisine and dishes. Carl Howard is the company's president and CEO.
Document 5: Shoney's: Shoney’s is a privately held restaurant chain headquartered in Nashville, Tennessee, United States. Operating primarily in the South, Shoney's also has restaurants in the Midwest and Lower Mid-Atlantic states. Founder Alex Schoenbaum became a licensee of Big Boy Restaurants (originally known as Parkette) in 1952. Two years later the name was changed to Shoney's, and aggressive subfranchising followed. Thirty years later, having outgrown its Big Boy territory, Shoney's dropped the Big Boy affiliation.
Document 6: Focus Brands: Focus Brands is an affiliate of the Atlanta-based private equity firm, Roark Capital Group, that currently owns the Schlotzsky's, Carvel, Cinnabon, Moe's Southwest Grill, McAlister's Deli, and Auntie Anne's brands. It is based in Sandy Springs, Georgia and operates over 5,000 stores.
Document 7: Arthur Treacher's: Arthur Treacher's Fish and Chips is a fast food seafood restaurant chain. At the peak of its popularity in the late 1970s, it had about 800 stores. s of 2016 , following the closure of the sole Virginia and Pennsylvania locations, there are only eight remaining: three in New York; four in Ohio; and one in New Jersey (at the Bridgewater Commons). Most locations have been co-branded with Nathan's Famous. In the Rochester, New York area, there are seven Arthur Treacher's locations, all co-branded with Salvatore's Old Fashioned Pizzeria. The menu offers fried seafood or chicken, accompanied by chips. Its main competitors are Long John Silver's and Captain D's. In 2015, a co-branded Nathan's Famous and Arthur Treacher's Fish and Chips opened in the food court of the Harrah's Cherokee Valley River Casino in Murphy, NC.
Document 8: Hungry Howie's Pizza: Hungry Howie's Pizza & Subs, Inc., also known as Hungry Howie's Pizza, is a franchise and the 11th largest pizza chain in the United States, with over 550 locations. Hungry Howie's products include pizza, calzone-style subs, chicken wings and tenders, bread, salads, and brownies. Its headquarters are located in Madison Heights, Michigan in Metro Detroit.
Document 9: Bearno's: Bearno's Pizza is a pizza franchise based in Louisville, Kentucky with about 14 locations in Kentucky and Indiana.
Document 10: KFC in Japan: KFC (the name was originally an initialism for Kentucky Fried Chicken) is a fast food restaurant chain that specializes in fried chicken and is headquartered in Louisville, Kentucky, United States (US). It is the world's second largest restaurant chain (as measured by sales) after McDonald's, with 18,875 outlets in 118 countries and territories as of December 2013 . The company is a subsidiary of Yum! Brands, a restaurant company that also owns the Pizza Hut and Taco Bell chains.
Document 11: Bob's Big Boy: Bob's Big Boy is a restaurant chain founded by Bob Wian in Southern California in 1936, originally named "Bob's Pantry". It is now part of Big Boy Restaurants International, the current primary trademark owner and franchisor of the Big Boy system. As of September 2017, only five Bob's Big Boy Restaurants remain in operation, all in Southern California.
Document 12: McDonald's: McDonald's is an American hamburger and fast food restaurant chain. It was founded in 1940 as a barbecue restaurant operated by Richard and Maurice McDonald, in San Bernardino, California. In 1948, they reorganized their business as a hamburger stand, using production line principles. The first McDonald's franchise using the arches logo opened in Phoenix, Arizona in 1953. Businessman Ray Kroc joined the company as a franchise agent in 1955 and subsequently purchased the chain from the McDonald brothers. Based in Oak Brook, Illinois, McDonald's confirmed plans to move its global headquarters to Chicago by early 2018.
Document 13: Big Boy Restaurants: Big Boy Restaurants International, LLC is an American restaurant chain headquartered in Warren, Michigan, in Metro Detroit. Frisch's Big Boy Restaurants is a restaurant chain with its headquarters in Cincinnati, Ohio. The Big Boy name, design aesthetic, and menu were previously licensed to a number of regional franchisees.
Document 14: Bob Wian: Robert C. "Bob" Wian (June 15, 1914 – March 31, 1992) was the founder of the Big Boy restaurant chain. The restaurant got its start in a 10-stool Glendale, California, hamburger stand in 1936 with an investment of $350 which Wian got from the sale of a used car. He sold the Big Boy chain to the Marriott Corp. in 1967 for $7,000,000. Wian died in Newport Beach, California, and was survived by his wife, June, and two sons, Chapman Baehler and Casey Wian, two daughters, Barbara Baehler and Julie Wian, and sisters Doris Weis and Katherine Kurvink.
Document 15: Fatburger: Fatburger Inc. is an American fast casual restaurant chain. Its tagline is "The Last Great Hamburger Stand". While it is a fast food restaurant, the food is cooked and made to order. Some Fatburger restaurants have a liquor license, as well as Fat Bars. Its franchise headquarters are in Beverly Hills, California. In addition to the United States, the chain operates in 19 other countries.
ground_truth: Michigan