Question: Andros, in the country that competed in the 1972 Summer Olympics, is an instance of what geological feature?

full_context: Document 1: Andros, Bahamas: Andros Island is an archipelago within the Bahamas, the largest of the Bahamian Islands. Politically considered a single island, Andros in total has an area greater than all the other 700 Bahamian islands combined. The land area of Andros consists of hundreds of small islets and cays connected by mangrove estuaries and tidal swamplands, together with three major islands: North Andros, Mangrove Cay, and South Andros. The three main islands are separated by "bights", estuaries that trifurcate the island, connecting the island's east and west coasts. It is 104 miles (167 km) long by 40 miles (64 km) wide at the widest point.
Document 2: List of Caribbean islands by area: Rank Island Area (km2) Area (sq mi) Country or Countries Cuba 105,806 40,852 Cuba Hispaniola 76,479 29,529 Haiti and Dominican Republic Jamaica 11,188 4320 Jamaica Puerto Rico 8,896 3435 Puerto Rico 5 Trinidad 4,827 1864 Trinidad and Tobago 6 North Andros Island 3,439 1328 Bahamas 7 Isla de la Juventud 2,237 864 Cuba 8 Great Inagua Island 1,543 596 Bahamas 9 South Andros Island 1,447 559 Bahamas 10 Grand Bahama Island 1,373 530 Bahamas 11 Great Abaco Island 1,144 442 Bahamas 12 Martinique 1,128 436 Martinique 13 Isla Margarita 1,020 394 Venezuela
Document 3: Bahamas at the 1972 Summer Olympics: The Bahamas competed at the 1972 Summer Olympics in Munich, West Germany. Twenty competitors, nineteen men and one woman, took part in thirteen events in four sports.
Document 4: New Zealand at the 1972 Summer Olympics: New Zealand competed at the 1972 Summer Olympics in Munich, West Germany. For the first time at the Olympics, God Defend New Zealand was played instead of God Save the King/Queen. The New Zealand Olympic Committee was represented by 89 competitors, 82 men and 7 women, who took part in 63 events in 14 sports.
Document 5: Grand Bahama: Grand Bahama is the northernmost of the islands of the Bahamas, and the closest major island to the United States, lying 86 kilometres (53 mi) off of Palm Beach, Florida. It is the fourth largest island in the Bahamas island chain of approximately 700 islands and 2,400 cays. The island is approximately 153 kilometres (95 mi) long west to east and 24 kilometres (15 mi) at its widest point north to south. Administratively, the island consists of the Freeport Bonded Area and the districts of East Grand Bahama and West Grand Bahama.
Document 6: Geography of Puerto Rico: The geography of Puerto Rico consists of an archipelago located between the Caribbean Sea and the North Atlantic Ocean, east of the Dominican Republic and west of the Virgin Islands. The main island of Puerto Rico is the smallest and most eastern of the Greater Antilles. With an area of 3,515 square miles (9,104 km), it is the third largest island in the United States and the 82nd largest island in the world. Various smaller islands and cays, including Vieques, Culebra, Mona, Desecheo, and Caja de Muertos comprise the remainder of the archipelago with only Culebra and Vieques being inhabited year - round. Mona is uninhabited through large parts of the year except for employees of the Puerto Rico Department of Natural Resources.
Document 7: Long Island, Bahamas: Long Island is an island in the Bahamas that is split by the Tropic of Cancer. It is one of the Districts of the Bahamas and is known as the most scenic island in the Bahamas. Its capital is Clarence Town. The population of Long Island is 3,094 inhabitants.
Document 8: Gymnastics at the 1972 Summer Olympics – Women's artistic team all-around: These are the results of the women's team all-around competition, one of six events for female competitors in artistic gymnastics at the 1972 Summer Olympics in Munich. The compulsory and optional rounds took place on August 27 and 28 at the Sports Hall.
Document 9: Albania at the 1972 Summer Olympics: Albania competed at the Summer Olympic Games for the first time at the 1972 Summer Olympics in Munich, West Germany. Five competitors, four men and one woman, took part in three events in two sports.
Document 10: Caribbean: Situated largely on the Caribbean Plate, the region comprises more than 700 islands, islets, reefs and cays. (See the list.) These islands generally form island arcs that delineate the eastern and northern edges of the Caribbean Sea. The Caribbean islands, consisting of the Greater Antilles on the north and the Lesser Antilles on the south and east (including the Leeward Antilles), are part of the somewhat larger West Indies grouping, which also includes the Lucayan Archipelago (comprising the Bahamas and Turks and Caicos Islands). The Lucayans and, less commonly, Bermuda, are also sometimes considered Caribbean despite the fact that none of these islands border the Caribbean Sea. In a wider sense, the mainland countries, regions, and territories of Belize, the Caribbean region of Colombia, Cozumel, the Yucatán Peninsula, Margarita Island, the Guyanas (Guyana, Suriname, French Guiana, Guayana Region in Venezuela, and Amapá in Brazil), are often included due to their political and cultural ties with the region.
Document 11: Arctic Archipelago: The archipelago consists of 36,563 islands, of which 94 are classified as major islands, being larger than 130 km2 (50 sq mi), and cover a total area of 1,400,000 km2 (540,000 sq mi). The islands of the archipelago over 10,000 km2 (3,900 sq mi), in order of descending area, are:
Document 12: Khmer Republic at the 1972 Summer Olympics: Cambodia competed at the 1972 Summer Olympics in Munich, West Germany. The nation returned to the Olympic Games as the Khmer Republic (1970–1975) after missing the 1968 Summer Olympics. Owing to the troubled situation of the country Cambodia would not compete again until the 1996 Summer Olympics.
Document 13: Christiane Krause: She competed for West Germany in the 1972 Summer Olympics held in Munich, Germany in the 4 x 100 metres where she won the gold medal with her team mates Ingrid Becker, Annegret Richter and Heide Rosendahl.
Document 14: Malaysia at the 1992 Summer Olympics: Malaysia competed at the 1992 Summer Olympics in Barcelona, Spain. 26 competitors, all men, took part in 11 events in 6 sports. The nation won its first ever Olympic medal at these Games.
Document 15: List of archipelagos by number of islands: Location (total number of islands) Name of the archipelagos Number of islands, islets, reefs, coral reefs and cays Norway Norwegian Archipelago 240,000 Finland Archipelago Sea 40,000 (approx.) Canada Canadian Arctic Archipelago 36,563 Canada Thirty Thousand Islands 30,000 (approx.) Stockholm archipelago, Sweden (34,316) Stockholm archipelago 28,945 Södermanland archipelago, Sweden Södermanland archipelago 5,371 Indonesia Indonesian Archipelago 17,508 -- 18,306 Philippines Philippine Archipelago 7,641 Swedish East Coast Archipelago (21,628) Småland archipelago 12,740 Östergötland archipelago 8,888 Sweden Öregrund archipelago 9,722 The Bahamas 3,200 Bahama Archipelago 3,200 Japanese archipelago 6,852 Seto Inland Sea 3,000 Finland Kvarken Archipelago 6,500 British Isles British Isles 6,289 China (5,000) Zhoushan Archipelago 1,390 (islands) Korea Korean Peninsula 3,579 Queensland, Australia Great Barrier Reef 2,900 (reefs), 900 (islands) Chile Chile 2,324 Quảng Ninh Province, Vietnam Ha Long Bay 1,960 -- 2,000 Saint Lawrence River, Canada -- United States border Thousand Islands 1,864 Thailand Thailand 1,430 India Andaman and Nicobar Islands, Lakshadweep Islands, Coastal India 1208 Greece Aegean Sea 1,200 -- 6,000 Croatia Dalmatia 1,200 Maldives Maldive Islands 1,192 (coral islands) Estonia West Estonian archipelago 900 Italy Italy 800 Falkland Islands Falkland Islands 776 New Zealand New Zealand Archipelago 600 Turkey Aegean Sea, Marmara Sea, Black Sea 500 (approx.)
ground_truth: archipelago
sub_queries: Bahamas at the 1972 Summer Olympics >> country Answer: The Bahamas
Andros, The Bahamas >> instance of Answer: archipelago