Question: Which restaurant chain was founded first, Gino's Pizza and Spaghetti or Valentino's?

Context paragraphs:
Pizza 73: Pizza 73 is a Canadian restaurant chain that offers a number of different styles of pizza, along with chicken wings.  It has been operated by Pizza Pizza since 2007.  Toronto-based Pizza Pizza had acquired the restaurant for a total of $CAN70.2 million.  There are 89 locations throughout Western Canada, which include the provinces of British Columbia, Alberta, and Saskatchewan.  The restaurant's name originates from its original phone number: 473–7373.  Founded by David Tougas and Guy Goodwin in 1985, Pizza 73 is headquartered in Edmonton, Alberta, Canada.

Gino's Hamburgers: Gino's Hamburgers was a fast-food restaurant chain founded in Baltimore, Maryland, by Baltimore Colts defensive end Gino Marchetti and running back Alan Ameche, along with their close friend Louis Fischer, in 1957.  A new group of restaurants under the Gino's name involving some of the principals of the original chain was started in 2010.

Gino's East: Gino's East is a Chicago-based restaurant chain, notable for its deep-dish pizza (sometimes called Chicago-style pizza), and for its interior walls, which patrons have covered in graffiti and etchings.  The restaurant features deep-dish pizza baked in cast-iron pans, as well as sandwiches, soups and salads.

Peppes Pizza: Peppes Pizza is a Norwegian pizza chain that serves American style and Italian style pizza.  Peppes is the largest pizza chain in Scandinavia.  The restaurant was founded by two Americans, Louis Jordan and his wife Anne from Hartford, Connecticut.  The restaurant chain is part of Umoe Catering As which consists of restaurants such as Burger King, TGI Fridays, La Baguette and Cafe Opus.  Peppes Pizza is one of the first restaurants that brought foreign food to Norway.  9 million pizzas are served by Peppes each year with deliveries in 11 cities in Norway.  Their menu was first put online in March 1995.  The servings have been described as enough for two people and that the pizza chain is "a cut above the rest".

Pizza Ranch: The Pizza Ranch, Inc., founded in 1981, is a "fast casual" restaurant chain.  Pizza Ranch offers pizza, chicken, a salad bar, and a pizza and chicken buffet.  Pizza Ranch has over 200 locations in Colorado, Illinois, Iowa, Kansas, Michigan, Minnesota, Missouri, Montana, Nebraska, North Dakota, South Dakota, Wisconsin, and Wyoming.  Pizza Ranch is the largest regional pizza franchise in Iowa, Minnesota, North Dakota, and South Dakota.

Tudor's Biscuit World: Tudor's Biscuit World is a restaurant chain based in Huntington, West Virginia, most commonly found in West Virginia.  Many West Virginia locations share a building with Gino's Pizza and Spaghetti, although the chain is more extensive than Gino's (which is exclusive to West Virginia), having locations in southern Ohio, eastern Kentucky, and southwestern Virginia.  In 2016 a franchise was opened in Panama City, Florida.  Tudor's serves biscuits, biscuit sandwiches, homestyle breakfasts and dinners, muffins, and several side dishes.  The chain was originally based in Charleston, West Virginia and many of the biscuit sandwiches are named for sports teams of interest in that area, including teams at Marshall University, West Virginia University, and The University of Charleston.

Gino's Pizza and Spaghetti: Gino's Pizza and Spaghetti is a restaurant chain with 40 locations, most of them within the U.S. state of West Virginia.  The company was founded by Kenney Grant in 1961.  Many locations are shared with Tudor's Biscuit World although the Gino's brand is exclusive to West Virginia.  There is one located in Ohio, while there are stand alone Tudor's locations in eastern Kentucky, southern Ohio and southwest Virginia.  Gino's serves pizza, spaghetti, sandwiches, and more.  Company headquarters are located in Huntington, West Virginia and Nitro, West Virginia.

Tutta Bella Neapolitan Pizzeria: Tutta Bella Neapolitan Pizzeria is an Italian restaurant chain with five locations in Washington State.  The first location was founded in 2004.  The restaurant specializes in "authentic" Neapolitan pizza and is certified by the non-profit Associaziona Verace Pizza Napoletana ("True Neapolitan Pizza Association") which certifies pizzerias that use traditional ingredients and processes.  Tutta Bella was the first restaurant in the Pacific Northwest to receive such certification.

Valentino's: Valentino's is a regional Italian restaurant chain based in Lincoln, Nebraska.  Valentino's was founded by Val and Zena Weiler in 1957.  The restaurant was purchased by two Lincoln families in 1971 and began franchising additional locations.  The first carry-out store opened in 1990, and many of the full-scale restaurants converted to the buffet concept in the early-2000s.

Papa Gino's: Papa Gino's, Inc. is a restaurant chain based in Dedham, Massachusetts specializing in American-style pizza along with pasta, subs, salads, and a variety of appetizers.  There are over 150 Papa Gino's locations in Connecticut, Maine, Massachusetts, New Hampshire, and Rhode Island.

Supporting paragraphs: Gino's Pizza and Spaghetti Valentino's
Answer: Valentino's