Question: New Haven-style pizza is a style of a pizza believed to have evolved from what?

Context articles: New Haven-style pizza
Patsy's Pizzeria
Neapolitan pizza
John's of Bleecker Street
Foxon Park
California-style pizza
Detroit-style pizza
Greek pizza
Sbarro
Flying Dragons (gang)

New Haven-style pizza, locally known as apizza ( , from Neapolitan "’a pizza" (] ) "the pizza"), is a style of Neapolitan pizza common in and around New Haven, Connecticut.
 It originated at the Frank Pepe Pizzeria Napoletana and is now served in many other pizza restaurants in the area, most notably Sally's Apizza and Modern Apizza.
 This geographically limited pizza style has been favorably referenced by national critics.
Patsy's Pizzeria is a historic coal-oven pizzeria in New York City and is regarded as one of New York's original pizzerias as well as for its use of traditional New York style thin crust pizza.
Neapolitan pizza (Italian: "pizza napoletana") is made with tomatoes and mozzarella cheese.
 It must be made with San Marzano tomatoes, which grow on the volcanic plains to the south of Mount Vesuvius, and mozzarella Campana, the "DOP" (PDO in English) version of which is made with buffalo mozzarella cheese, 'Mozzarella di Bufala Campana', made with the milk from water buffalo raised in the marshlands of Campania and Lazio in a semi-wild state (this mozzarella is protected with its own European protected designation of origin).
 Neapolitan pizza is believed to have evolved from "Jeyoun", a similar dish found in the Çanakkale region that contains hops as a supplementary ingredient in the dough.
John's of Bleecker Street, simply known as John's Pizzeria, is a historic pizzeria located in Manhattan, New York City on Bleecker Street which serves coal fired brick oven pizza prepared in the style of a tomato pie.
 In 2015, it was considered the 10th highest rated pizzeria in the United States by TripAdvisor.
Foxon Park is a soft drink brand produced by Foxon Park Beverage Company.
 The company is located in East Haven, Connecticut, and has been in business for more than 80 years.
 Their sodas are a traditional accompaniment to the New Haven-style pizza sold throughout the area, and they are also served at Louis' Lunch.
 Flavors include: cream soda, white birch, grape, orange, ginger ale, kola, gassosa, lemon-lime, root beer, iron brew, strawberry, sparkling water, tonic water, and cherry.
 Foxon Park is noted for using natural ingredients as well as utilizing cane sugar as a sweetener, unlike most soft drinks which use high fructose corn syrup.
 Their slogan is "All-Ways in Good Taste."
California-style pizza (also known as California pizza or Gourmet pizza) is a style of single-serving pizza that combines New York and Italian thin crust with toppings from the California cuisine cooking style.
 Its invention is generally attributed to chef Ed LaDou, and Chez Panisse, in Berkeley, California.
 Wolfgang Puck, after meeting LaDou, popularized the style of pizza in the rest of the country.
 It is served in a number of California Cuisine restaurants.
 Such restaurant chains as California Pizza Kitchen, Extreme Pizza, and Sammy's Woodfired Pizza are three major pizza franchises associated with California-style pizza.
 Nancy Silverton's Pizzeria Mozza is also a popular California-style pizza restaurant in Los Angeles.
Detroit-style pizza is a style of pizza developed in Detroit, Michigan.
 It is a square pizza that has a thick deep-dish crisp crust and toppings such as pepperoni and mushrooms.
 What makes Detroit-style pizza different from Chicago and New York styles is the crust.
 The crust is extra thick, yet super-crispy on the bottom.
 The square shaped pizza is the result of being baked in a square pan, which is often not a pizza pan.
 Rather, industrial parts trays are often used, which were originally made to hold small parts in factories.
This style of pizza may be referred to as "Greek pizza" even when it has non-Greek toppings, since it is typical of pizzerias owned by Greek immigrants.
 (These pizzas are similar to the pizzas served in Italian-style restaurants in Greece itself.)
 These establishments often also sell Greek specialties, such as Greek salads and gyros, and tend to brand themselves as "Pizza and Pasta" or as a "House of Pizza"; a code signifying that it is not an Italian restaurant, but a Greek restaurant serving Italian-style food.
 In the United States, the latter usage is common in New England cuisine.
Sbarro, LLC is a chain of pizzeria that specializes in New York style pizza by the slice and other Italian-American cuisine.
The Flying Dragons also known as FDS () are a well known Chinese American street gang affiliated with the Hip Sing Tong; they are active in New York City's Chinatown, and have a presence in Hong Kong, Canada and Australia.
 The gang moved heavily into heroin trafficking after the Italian-American Mafia lost the trade as a result of the Pizza Connection prosecutions in the mid-1980s.
 The Flying Dragons are believed to have been started during the late 1970s to early 1980s.