Question: What is the location identifier of the Geneva Airport railway station?

Documents:
source: Geneva Airport railway station
text: Geneva Airport railway station The Geneva Airport railway station (French: "Gare de Genève-Aéroport" ) is a train station located underground next to the terminal building of Geneva International Airport (French: "Aéroport international de Genève" ) (IATA code: GVA), in Grand-Saconnex, Geneva, Switzerland.

source: IATA airport code
text: IATA airport code An IATA airport code, also known as an IATA location identifier, IATA station code or simply a location identifier, is a three-letter code designating many airports around the world, defined by the International Air Transport Association (IATA). The characters prominently displayed on baggage tags attached at airport check-in desks are an example of a way these codes are used.

source: Airport railway station, Dhaka
text: Airport railway station, Dhaka Airport railway station or Biman Bondor railway station is a railway station in Dhaka, the capital of Bangladesh. Situated opposite to Shahjalal International Airport, it can be accessed from the Airport Road.

source: Hanover County Municipal Airport
text: Hanover County Municipal Airport Hanover County Municipal Airport (ICAO: KOFP, FAA LID: OFP) is a public airport located 14 miles (22 km) north of the central business district of Richmond, Virginia, United States. It is owned by Hanover County in the US state of Virginia. This airport use the three-letter location identifier code "OFP" which is assigned by the FAA, however there is no three-letter location identifier code from IATA. The four-letter location identifier code "KOFP" is assigned by ICAO. The hours of operations are 0700 to 2100 (7 am to 9pm) for the months of April to September, and are 0700 to 1900 (7 am to 7pm) from the months of October to March. All times are for the US Eastern Time Zone.

source: Sanya Phoenix Airport Railway Station
text: Sanya Phoenix Airport Railway Station Sanya Phoenix Airport Railway Station, alternatively Fenghuang Airport Railway Station or Fenghuangjichang Railway Station () is a station of the Hainan Western Ring High-Speed Railway. It is located on the western outskirts of Sanya City, some 15 km west of downtown, adjacent to Sanya Phoenix International Airport. The station starts operation on 30 December 2015.

source: Schiphol Airport railway station
text: Schiphol Airport railway station Schiphol Airport railway station (previously Schiphol until 12 December 2015) is a major passenger railway station in Haarlemmermeer, Netherlands. It is located directly beneath the terminal complex of Amsterdam Airport Schiphol and is operated by the Nederlandse Spoorwegen. The station's six platforms are accessible via twelve escalators and three elevators located in the main concourse of the airport ("Schiphol Plaza"). The original station was opened in 1978, and the current station was opened in 1995. It connects the airport to Amsterdam and to various others cities in the Netherlands, as well as to Belgium and France.

source: Shuangliu Airport Railway Station
text: Shuangliu Airport Railway Station The Shuangliu Airport Railway Station or Shuangliujichang Railway Station () is a railway station located in Shuangliu County on the Chengdu–Mianyang–Leshan Intercity Railway, which served as Airport rail link system for the Chengdu Shuangliu International Airport.

source: Floyd Bennett Field
text: Floyd Bennett Field Floyd Bennett Field was New York City's first municipal airport, later a naval air station, and is now a park. While no longer used as an operational commercial, military or general aviation airfield, a section is still used as a helicopter base by the New York City Police Department (NYPD). Located in Marine Park, southeast Brooklyn, the field was created by connecting Barren Island and a number of smaller marsh islands to the mainland by filling the channels between them with sand pumped from the bottom of Jamaica Bay. The airport was named after famed aviator and Medal of Honor recipient Floyd Bennett, a Brooklyn resident at the time of his death. It was dedicated on June 26, 1930, and officially opened on May 23, 1931. The IATA airport code and FAA airfield identifier code was NOP when it was an operational naval air station and later coast guard air station, but now uses the FAA Location Identifier NY22 for the heliport operated there by the NYPD.

source: Vilnius Airport railway station
text: Vilnius Airport railway station Vilnius Airport Railway Station is a railway station in Vilnius International Airport, Lithuania, which was opened on 2 October 2008. As for 2017, railbuses running between Vilnius airport and Vilnius central station being the only passenger service of the station are the fastest (8 minutes) and the cheapest (66 eurocents) way to go from the airport to the city centre, but there are only 16 trains during the day with intervals from 35 minutes to 2 hours 15 minutes. Vilnius airport is the only airport in the Baltic states to have a direct rail connection with the city center.

source: Zhongchuan Airport Railway Station
text: Zhongchuan Airport Railway Station The Zhongchuan Airport Railway Station or Zhongchuanjichang Railway Station () is a railway station located in Yongdeng County on the Lanzhou–Zhongchuan Airport Intercity Railway, which served as Airport rail link system for the Lanzhou Zhongchuan International Airport.

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Answer: GVA