Question: Nobel Biocare is stationed next to an airport known as Kloten Airport, what is the airport?
Sentence (from "Zürich Airport"): Zürich Airport (German: "Flughafen Zürich" , IATA: ZRH, ICAO: LSZH ), also known as Kloten Airport, is the largest international airport of Switzerland and the principal hub of Swiss International Air Lines.
Relevant evidence: Yes