Question: Where is the head office of a Portuguese regional airline that is a subsidiary of TAP Portugal and operates scheduled international and domestic services from its bases at Lisbon Airport and Porto Airport on behalf of a Portuguese regional airline brand name for TAP Portugal which operate short- and medium-haul routes ?
Sentence (from "Darwin Airline"): Darwin Airline SA is a Swiss regional airline with its head office in Bioggio, Lugano flying under the brand name Adria Airways Switzerland.
Relevant evidence: No