Create a set of triples that describes the content in the following sentence.

Antwerp International Airport, which serves Antwerp and is 12 metres above sea level, is owned by the Flemish Region and operated by the Flemish Government.
Antwerp International Airport OPERATING_ORGANISATION Flemish Government
Antwerp International Airport OWNER Flemish Region
Antwerp International Airport CITY_SERVED Antwerp
Antwerp International Airport ELEVATION 12.0