Question: What do Noble Roman's and Ledo Pizza both have in common?

full_context: Document 1: Chicago Franchise Systems, Inc.: Chicago Franchise Systems, Inc. franchises operates Italian-based Chicago-style restaurants in Illinois, Georgia, California and Missouri which specialize in Chicago-style cuisine They have operated since 1990, when they took over the popular Nancy's Pizza chain of pizzerias. Nancy's itself was started in 1971 by Nancy and Rocco Palese, a couple who claims to have invented the concept of stuffed pizza. Today, there are 36 Nancy's locations in Chicago metropolitan area, as well as two location in the Atlanta, Georgia area, and one in the Los Angeles, CA area. CFS, Inc. operates Al's Beef, a popular Italian beef restaurant that is extremely well known in downtown Chicago and is regarded as one of the best beef sandwiches in the country. CFS, Inc. just launched Doughocracy Pizza + Brews, a fast casual pizza place that gives customers the "Freedom to Choose" their own toppings on a hand stretched pizza crust that can be paired with local craft beers. There are two Doughocracy restaurants, one in Geneva, Illinois and one in University City, Missouri, a suburb of St. Louis.
Document 2: Ledo Pizza: Ledo Pizza is a pizzeria restaurant chain in the Mid-Atlantic and Southeastern United States headquartered in Annapolis, Maryland. Their first pizzeria was opened in Adelphi, Maryland, in 1955 on University Boulevard (Maryland Route 193) in Adelphi Shopping Center near the University of Maryland, College Park ( ). The first franchise was granted to the Fireside Restaurant in Berwyn Heights, Maryland, in 1979. Fireside Restaurant no longer exists. There are now over 100 restaurants in Maryland, Virginia, West Virginia, South Carolina, and Florida.
Document 3: Grotto Pizza: Grotto Pizza is a chain of restaurants that sell pizza and other Italian-American dishes, primarily located in the U.S. state of Delaware with a few locations in Maryland and Pennsylvania. The chain originated in Rehoboth Beach, Delaware in 1960, and has since expanded across the state of Delaware. Over the past few decades, it has become a regional Pizza icon with a loyal following from both locals and tourists.
Document 4: Papa's Tomato Pies: Papa's Tomato Pies is a historic pizzeria selling tomato pies in New Jersey. It was founded by Giuseppe "Joe" Papa in 1912 on South Clinton Avenue in Trenton, New Jersey. Papa's is the oldest family owned and longest continuously operating pizzeria in the United States. Papa's is the second oldest pizzeria in the United States after Lombardi's Pizza, however Lombardi's closed for a decade from 1984 to 1994 and was reopened under new management.
Document 5: Lombardi's Pizza: Lombardi's is a pizzeria located at 32 Spring Street on the corner of Mott Street in the Nolita neighborhood in the borough of Manhattan, New York City. Opened in 1905, it has been acknowledged by the Pizza Hall of Fame as the first pizzeria in the United States.
Document 6: Uncle Maddio's Pizza Joint: Uncle Maddio's Pizza Joint is a fast casual restaurant chain serving pizzas, salads and sandwiches with its headquarters in Atlanta, Georgia.
Document 7: MOD Pizza: MOD Pizza is a fast casual pizza restaurant chain based in the United States. Founded in Seattle, Washington in 2008, MOD has more than 200 locations in the United States and United Kingdom. MOD is a company that is claimed by its owners to be "more about the people than the pizza" and to focus on paying living wages and providing employees with opportunities to give back to the community.
Document 8: Tony's Pizza Napoletana: Tony’s Pizza Napoletana is a pizzeria located in San Francisco, California on Stockton Street which serves Neapolitan styled pizza. In 2015, it is considered the 5th highest rated pizzeria in the United States by TripAdvisor.
Document 9: Benedetti's Pizza: Benedetti's Pizza is a Mexican fast food pizza delivery and restaurant chain headquartered in Colima, Colima, founded by Felipe Baeza in 1983. It currently holds 106 franchised stores in 19 Mexican states. It is currently the largest pizza chain in Mexico.
Document 10: Rosati's: Rosati's Pizza is the second largest local chain of restaurants in the Chicago metropolitan area, (behind only Portillo's). The Rosati's Pizza franchise now consists of 158 locations with 25 being Rosati's Pizza Sports Pubs. Rosati's locations offers Chicago Deep Dish, Thin Crust, Double-Dough Pizzas, Calzones, a variety of pastas, sandwiches, salads, desserts along with catering.
Document 11: Antico Pizza: Antico Pizza Napoletana is a pizzeria located in Atlanta, Georgia. In 2015, it is considered the 7th highest rated pizzeria in the United States by TripAdvisor.
Document 12: Apache Pizza: Apache Pizza is a chain of fast food pizza delivery restaurants in Ireland. Founded in 1996 by Emily Gore Grimes and Robert Pendleton, Apache is the trading name of The Good Food Company. As of 2016, there are 139 stores across the Republic of Ireland and nine stores in Northern Ireland. Apache is Ireland's largest pizza chain. Its Managing Director is Robert Pendleton.
Document 13: Pie Five: Pie Five Pizza Co. is a fast casual restaurant chain specializing in handcrafted personal pizza made in less than 5 minutes. The brand is owned by Rave Restaurant Group, which also owns Pizza Inn. As of December 2016, Pie Five has 98 restaurants in the following locations: Alabama, Arkansas, Florida, Georgia, Illinois, Indiana, Kansas, Maryland, Minnesota, Missouri, Nebraska, North Carolina, Oklahoma, Tennessee, Texas, Utah, Kentucky, Virginia and Washington, D.C. with more than 400 additional company-owned and franchise units anticipated.
Document 14: Noble Roman's: Noble Roman's is a pizza company based in Indianapolis, Indiana.
Document 15: Sir Pizza: Sir Pizza is an United States chain of pizza restaurants. Wendell Swartz opened the original restaurant in Lafayette, Indiana in 1957 under the name of Pizza King. Sir Pizza was incorporated in 1965. In 1966, Robert Swartz, Wendell's brother, expanded Pizza King outside of Indiana under the name of "Sir Pizza". In Indiana, they are franchised under the "Pizza King" name, one of two chains in Indiana using that name.
ground_truth: pizza company