Question: Tobago Express operated as a sister airline of a state-owned airline that employs more than how many people?

full_context: Document 1: Turkish Airlines: Turkish Airlines (Turkish: "Türk Hava Yolları") () is the national flag carrier airline of Turkey, headquartered at the Turkish Airlines General Management Building on the grounds of Atatürk Airport in Yeşilköy, Bakırköy, Istanbul. s of 2017 , it operates scheduled services to 302 destinations in Europe, Asia, Africa, and the Americas, making it the fourth-largest carrier in the world by number of destinations. It serves more destinations non-stop from a single airport than any other airline in Europe. Turkish Airlines flies to 120 countries, more than any other airline. With an operational fleet of fourteen cargo aircraft, the airline's cargo division serves 64 destinations. Istanbul Atatürk Airport is its main base, and there are secondary hubs at Esenboğa International Airport, Sabiha Gökçen International Airport, and Adnan Menderes Airport. Turkish Airlines has been a member of the Star Alliance network since 1 April 2008.
Document 2: Air Caribbean (Puerto Rico): Air Caribbean was an airline that served from Luis Muñoz Marín International Airport, then "Isla Verde International Airport", in San Juan. The 1970s and 1980s were decades when several Puerto Rican airlines existed and competed against each other, including Prinair, Vieques Air Link and Dorado Wings. Believing a share of the market profits could be gained, Air Caribbean was created in 1975.
Document 3: Piarco International Airport: Piarco International Airport (IATA: POS, ICAO: TTPP) , and frequently shortened to Piarco International, Piarco Airport, or simply Piarco; is an international airport serving the island of Trinidad and is one of two international airports in Trinidad and Tobago. The airport is located 30 km east of Downtown Port of Spain, located in the adjacent town of Piarco. It is the seventh busiest airport in the Caribbean in terms of passengers served and third busiest in the English-speaking Caribbean, after Sangster International Airport and Lynden Pindling International Airport. The airport is also the primary hub and operating base for the country's national airline, as well as the Caribbean's largest airline, Caribbean Airlines.
Document 4: Air Caraïbes: Air Caraïbes is a French airline and is the regional airline of the French Caribbean which comprises two overseas departments of France: Guadeloupe and Martinique. The airline is headquartered in Les Abymes in Guadeloupe. and its main base is Pointe-à-Pitre International Airport, with a hub at Le Lamentin Airport, near Fort-de-France. It operates scheduled and charter services serving 13 islands in the West Indies. It also operates transatlantic flights to Paris using Airbus A330 and Airbus A350 aircraft under the Air Caraïbes Atlantique brand. The airline code shares with LIAT.
Document 5: Aruba Airlines: Arubaanse Luchtvaart Maatschappij N.V., operating as Aruba Airlines, is an airline headquartered in Oranjestad, Aruba. Established in 2006, it has a fleet of four aircraft and 300 employees as of July 2016.
Document 6: Caribbean Airlines: Caribbean Airlines Limited is the state-owned airline and flag carrier of Trinidad and Tobago. Headquartered in Iere House in Piarco, the airline operates flights to the Caribbean, North America, Central America and South America from its base at Piarco International Airport. Presently Caribbean Airlines employs more than 1,700 people and is the largest airline in the Caribbean.
Document 7: Bahamasair: Bahamasair Holdings Limited, is an airline headquartered in Nassau. It is the national airline of the Bahamas and operates scheduled services to 32 domestic and regional destinations in the Caribbean and the United States from its base at Lynden Pindling International Airport.
Document 8: Tobago Express: Tobago Express was a scheduled passenger airline based in Trinidad and Tobago. It operated as a sister airline of Caribbean Airlines. Caribbean Airlines is now the main airline which operates the essential "air-bridge" between the Arthur Napoleon Raymond Robinson International Airport (formerly Crown Point Airport) located in Tobago and Piarco International Airport located in Trinidad.
Document 9: Air Caribbean (Trinidad and Tobago): In 1993 another airline called Air Caribbean appeared. It was based at Piarco International Airport, Trinidad and Tobago, and used YS-11 aircraft for the first five years. The airline seemed to be doing reasonably well until the arrival of ageing Boeing 737 aircraft, in July 1998. These aircraft had fuel-thirsty and noisy JT8D engines, and were a financial burden on the airline. Air Caribbean intended to use the 737s on flights to Miami International Airport, but the planes were too noisy for American noise regulations. One of the 737s was so old that a hush kit couldn't be fitted. As a consequence, the planes had to be grounded whilst the hush-kits were fitted to the suitable aircraft.
Document 10: Seaborne Airlines: Seaborne Airlines (IATA: BB, ICAO: SBS, Call sign: SEABORNE) is a FAR Part 121 airline headquartered in San Juan, Puerto Rico. It was established in 1992 and operates domestic seaplane and land plane services among Puerto Rico, the U.S. Virgin Islands, the British Virgin Islands, Martinique, Dominica, Guadeloupe,St Kitts Nevis, St Maarten, and three stations in the Dominican Republic: La Romana, Punta Cana and Santo Domingo. In late 2008, Seaborne Airlines began land based flight service between St. Thomas, St. Croix, and San Juan TJIG Isla Grande Airport under the brand name "Seaborne Airshuttle." In January 2011, Seaborne Airlines began service to San Juan TJSJ Luis Munoz Marin International Airport. On December 18, 2013, Seaborne announced a headquarters change from Christiansted, St. Croix to San Juan, Puerto Rico, completed by March 2014. With this, adding service to Punta Cana and St. Maarten.
Document 11: Trinidad Express Newspapers: The Trinidad and Tobago Express (and the Sunday Express) is one of three daily newspapers in Trinidad and Tobago. The "Express" is published by the Caribbean Communications Network (CCN) and is headquartered on Independence Square in Port of Spain. The newspaper commenced operations on 6 June 1967. The website for the "Trinidad and Tobago Express" was first registered in 1997 and launched subsequently very soon thereafter.
Document 12: Trinidad and Tobago Airline Pilots Association: The Trinidad and Tobago Airline Pilots Association is a trade union in Trinidad and Tobago with members in the former BWIA and Tobago Express, now Caribbean Airlines.
Document 13: China Airlines: China Airlines (CAL) () () is the flag carrier and largest airline of the Republic of China (Taiwan). It is headquartered in Taoyuan International Airport and has 12,607 regular employees. China Airlines operates over 1,400 flights weekly to 118 airports in 115 cities (including codeshare) across Asia, Europe, North America and Oceania. The cargo division operates 91 pure freighter flights weekly. The carrier was, in 2013, the 29th and 10th largest airline in the world in terms of passenger revenue per kilometer (RPK) and freight RPK, respectively. China Airlines has three airline subsidiaries: Mandarin Airlines operates flights to domestic and low-demand regional destinations; China Airlines Cargo, a member of Skyteam Cargo, operates a fleet of freighter aircraft and manages its parent airline's cargo-hold capacity; Tigerair Taiwan is a low-cost carrier established by China Airlines and Singaporean airline group Tigerair Holdings and is wholly owned by China Airlines Group.
Document 14: Copa Airlines: Compañía Panameña de Aviación, S.A., () (commonly referred to and branded simply as "Copa Airlines") is the flag carrier of Panama. It is headquartered in Panama City, Panama, with its main hub at Tocumen International Airport. It operates more than 315 daily scheduled flights to 74 destinations in 31 countries around North, Central and South America, and the Caribbean. Copa is a subsidiary of Copa Holdings, S.A. as well as a member of the Star Alliance. The airline is also the main operator and owner of Colombian airline AeroRepública, currently known as Copa Airlines Colombia.
Document 15: Grantley Adams International Airport: Grantley Adams International Airport (GAIA) (IATA: BGI, ICAO: TBPB) is the international airport of Barbados, located in Seawell, Christ Church. It is the only designated port of entry for persons arriving and departing by air in Barbados and operates as a major gateway to the Eastern Caribbean. The airport has direct service to destinations in the United States, Canada, Central America and Europe and serves as the second hub for LIAT. In 2016, the airport was the 8th busiest airport in the Caribbean region; and the third busiest airport in the Lesser Antilles; after Queen Beatrix International Airport located in Aruba, and Pointe-à-Pitre International Airport located in the Republic of France within the island of Guadeloupe. GAIA, also remains an important air-link for cruise ship passengers departing and arriving at the Port of Bridgetown, and a base of operations for the Regional Security System (RSS), and the Regional (Caribbean) Police Training Centre.
ground_truth: 1,700