Bahrain is a small Arab monarchy in the Persian Gulf.
 Bahrain consists of a group of islands between the Qatar peninsula and the north eastern coast of Saudi Arabia.
 It is an island country situated near the western shores of the Persian Gulf in the Middle East.
 It is a small archipelago centered on Bahrain Island, its largest land mass.
 It is just 23 km east off Saudi Arabia, connected to it through the King Fahd Causeway.
 The peninsula of Qatar is also nearby, about 50 km to the southeast across the Gulf of Bahrain.
 Iran lies 200 km to the north across the Persian Gulf.
 The population in 2010 stood at 1,234,567, including 666,172 non-nationals.
 It is 780 km in size, making it the third smallest nation in Asia after the Maldives and Singapore.
The 2017 Bahrain Grand Prix (formally known as the 2017 Formula 1 Gulf Air Bahrain Grand Prix) was a Formula One motor race that took place on 16 April 2017 at the Bahrain International Circuit in Sakhir, Bahrain.
 The race was the third round of the 2017 season and marked the thirteenth time that the Bahrain Grand Prix has been run as a round of the Formula One World Championship.
 The winner of the previous Bahrain Grand Prix, Nico Rosberg, did not compete as he had retired after the 2016 season.
 Before the race, Sebastian Vettel and Lewis Hamilton shared the lead in the Drivers' Championship.
 Mercedes led the Constructors' Championship by one point over Ferrari.
Nicaragua Airways is the potential future national flag carrier of Nicaragua.
 Its main base is Augusto C. Sandino International Airport, Managua.
 It is the first time in 20 years that Nicaragua will have a national flag carrier, after Aeronica ceased operations in 1991.
 Since then, the flag carrier status was awarded to Nicaragüense de Aviación also known as NICA Airlines.
 Several airlines had tried to become the Nicaraguan flag carrier like CAAL (Central American Airlines), SANSA (Servicios Aereos Nicaraguenses S.A.) but none of these survived a year.
 Today even NICA Airlines (6Y) is registered as the national airline of Nicaragua, the only international flight it operated once (Managua to Miami) and is done under the TACA code (TA) as a full TACA Airlines flight.
Gulf Air (Arabic: طيران الخليج‎ ‎ "Ṭayarān al-Khalīj") is the principal flag carrier of Bahrain.
 Headquartered in Muharraq, adjacent to Bahrain International Airport, the airline operates scheduled services to 41 destinations in 23 countries across Africa, Asia and Europe.
 Its main base is Bahrain International Airport.
Nordica is the state-owned Estonian flag carrier headquartered in Tallinn and based at Lennart Meri Tallinn Airport.
 It is the largest air carrier at Lennart Meri Tallinn Airport.
 The airline was formed after the 2015 bankruptcy of the previous flag carrier Estonian Air.
 Since most of the flights are marketed by LOT Polish Airlines, which owns 49% of the shares and a member of the Star Alliance, Nordica also carries LOT's flight codes and callsign on most of its flights.
 Through its subsidiary Regional Jet in a partnership with Scandinavian Airlines, Regional Jet operates four ATR72-600s between Copenhagen, Aarhus, Aalborg, Billund, Goteborg, Hanover and other SK destinations.
The Gulf of Bahrain is an inlet of the Persian Gulf on the east coast of Saudi Arabia, separated from the main body of water by the peninsula of Qatar.
 It surrounds the islands of Bahrain.
 The King Fahd Causeway crosses the western section of the Gulf of Bahrain, connection Saudi Arabia to Bahrain.
Bahrain is an island country in the Persian Gulf.
 The history of Bahrain dates back to ancient history.
 Bahrain was the central location of the ancient Dilmun civilization.
 Bahrain's strategic location in the Persian Gulf has brought rule and influence from mostly the Persians, Sumerians, Assyrians, Babylonians, Portuguese, the Arabs, and the British.
 Whilst the country had closest economic relations with Indians or South Asians for the longest time, much more than the Arabs themselves.
The 2012 Bahrain Grand Prix (formally known as the 2012 Formula 1 Gulf Air Bahrain Grand Prix) was a Formula One motor race held on 22 April 2012 at the Bahrain International Circuit in Sakhir, Bahrain.
 It was the first time Formula One returned to Bahrain after the 2011 race was cancelled due to ongoing anti-government protests.
 The race, the eighth running of the Bahrain Grand Prix, was contested over 57 laps and was the fourth round of the 2012 Formula One season.
Gulf Aviation was a Bahrain-based charter and scheduled airline that evolved into Gulf Air.
 Its formal incorporation in 1950 was followed by constant change as the Persian Gulf economies developed.
 The airline operation became a subsidiary company branded as Gulf Air on 1 January 1974.
The Kingdom of Bahrain consists of Bahrain Island and 33 of the 37 Bahrain Islands, lying in the Persian Gulf's Gulf of Bahrain off the north shore of Asia's Arabian Peninsula.
 Bahrain's capital city is Manama.
 The islands are about 24 km off the east coast of Saudi Arabia and 28 km from Qatar.
 The total area of the country is about 780 km2 , about 3.5 times the size of the District of Columbia.

Question: What is the name of this principal flag carrier of Bahrain that evolved from Gulf Aviation?
Answer: Gulf Air