Please answer the following question: Information:  - Air New Zealand Link is a brand name under which three regional airlines operate feeder flights for Air New Zealand . They primarily connect regional centres with New Zealand 's three main international airports .  - Star Alliance is one of the world's largest global airline alliances. Founded on 14 May 1997, its current CEO is Mark Schwab and its headquarters is in Frankfurt am Main, Germany. , Star Alliance is the second largest global alliance by passenger count with 641.1 million, after SkyTeam (665.4 million) and ahead of Oneworld (557.4 million). Its slogan is "The Way The Earth Connects".  - Air New Zealand Limited is the national airline of New Zealand. Based in Auckland, the airline operates scheduled passenger flights to 21 domestic and 31 international destinations in 19 countries around the Pacific rim and the United Kingdom. The airline has been a member of the Star Alliance since 1999.    What is the relationship between 'air new zealand link' and 'star alliance'?
A:
airline alliance