Question: Opodo is an online travel agency founded by a consortium of European airlines including the largest German airline and one of five founding members of what?

Context paragraphs:
VEGAS.com: VEGAS.com, LLC is a destination-specific Online Travel Agency (OTA) founded in 1998 and headquartered in Las Vegas, Nevada.  VEGAS.com provides extensive travel content and books discounted travel products including hotel rooms, air-hotel packages, show tickets, tours, dining, golf, and other activities exclusively for the Las Vegas destination.  VEGAS.com was one of The Greenspun Corporation's family of companies.

Kiwi.com: Kiwi.com (previously known as skypicker.com) is a Czech online travel agency.  On its website kiwi.com it provides a fare aggregator, metasearch engine and booking for airline tickets. Its unique feature is "virtual interlining" - selling flight itineraries combining normally non-cooperating airlines, while company provides guarantees covering missed connections.

Hutchgo.com: hutchgo.com is an online travel agency offers one-stop booking services in the Asia Pacific region, providing travel related products including air tickets, multi-city flights, accommodation ranging from hotel, lodge to resort, tour & holiday packages, travel insurance and car rental.  The online travel site is owned by Hutchison Travel (formerly known as Hutchison-Priceline), a member of CK Hutchison Holdings.

Opodo: Opodo is an online travel agency which offers deals in regular and charter flights, low-cost airlines, hotels, cruises, car rental, dynamic packages, holiday packages and travel insurance.  It is a pan-European enterprise, founded by a consortium of European airlines, including British Airways, Air France, Alitalia, Iberia, KLM, Lufthansa, Aer Lingus, Austrian Airlines and Finnair.  The travel technology provider Amadeus owned 99.4% of the company until 2011.

Amtrav: American Travel Solutions (AmTrav) is an American privately held travel management company owned by Craig Fichtelberg, Eric Fichtelberg, and Jeff Klee.  Originally handling leisure travel and operating as American Travel Associates until 2005, AmTrav now handles business travel as well as leisure clients through its online travel agency, Cheapair (CheapAir.com).

Lufthansa: Deutsche Lufthansa AG () (] ), commonly known as Lufthansa (sometimes also as "Lufthansa German Airlines"), is the largest German airline and, when combined with its subsidiaries, also the largest airline in Europe, in terms of fleet size, and the second largest airline in terms of passengers carried during 2016.  The name of the company is derived from "Luft" 'air' and "Hansa", the Hanseatic League.  Lufthansa is one of the five founding members of Star Alliance, the world's largest airline alliance, formed in 1997.

OneTravel: OneTravel is an online travel agency that allows customers to book airfare, hotel rooms, rental cars, and vacation packages online, on its mobile apps, by telephone or live chat.  It is operated by the umbrella company Fareportal, and is a sister site to their other online travel agencies, such as CheapOair.  It focuses on providing a wider variety of travel agencies services than just air travel, putting more emphasis on things like vacation packages and hotels.

CheapOair: CheapOair is an online travel agency that allows customers to book airfare, hotel rooms, rental cars, and vacation packages online, on its mobile apps, by telephone or live chat.  Since its inception in 2005, CheapOair has become one of the top 5 online travel agencies in the United States and is the number 2 online travel agency in flight volume.  CheapOair has won numerous awards including those from "Travel Weekly","The Stevie Awards", and the "International Service Excellence Awards".  CheapOair has received recognition from "Fortune", "USA Today", and "Bloomberg Businessweek").  CheapOair has agreements with more than 550 airlines, 200,000 hotels and hundreds of rental car companies

EDreams: eDreams is an online travel agency that offers deals in regular and charter flights, low-cost airlines, hotels, car rental, dynamic packages, holiday packages and travel insurance within its localized sites across 33 countries and territories, offering prices in local currencies - Argentina, Australia, Brazil, Canada (English and French), Chile, Colombia, Germany, Egypt, Spain, France, Greece, Hong Kong, Indonesia, India, Italy, Japan, Morocco, Mexico, Netherlands, New Zealand, Peru, Philippines, Portugal, Russia, Switzerland (French, Italian and German), Singapore, South Africa, Thailand, Turkey, United Arab Emirates, United Kingdom, United States of America (English and Spanish) and Venezuela – and one common website for the rest of the world in English.

EDreams ODIGEO: eDreams ODIGEO is a global online travel company that was formed in 2011 with the merger of four online travel agencies including eDreams, GO Voyages, Opodo Travellink plus the metasearch engine Liligo.com, which was acquired in 2013.  The five brands that make up the group sell flights, hotels, vacation packages (flight + hotel), train tickets, car rentals, and travel insurance to 16 million customers with localized sites across 44 countries worldwide.  The company's headquarters are in Barcelona with 15 offices and more than 1,700 employees worldwide.

Supporting paragraphs: Opodo Lufthansa
Answer: Star Alliance