rdfs:comment Indicates which type of airports are included in, the set of airports covered by this airport, specification of an entire class of airports; the
rdfs:comment A subclass of interval-based data representing, the maximum controllable number of aircraft flowing, through an airspace region during some interval of
rdfs:comment Links a flight specification to one of more, initiatives (TMIs). Any flight included in one of the, linked AFPs is excluded from the set of flights