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?
Related documents: [0]  [DOC] 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. [END] 
[1]  [DOC] 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. [END] 
Answer: 
Star Alliance
Star Alliance