query: located_on_terrain_feature tapi river
supports: The Tapi River (or Tapti) flows in central India from east to west, between the Godavari and Narmada rivers. Cambodia (or Kampuchea ), officially known as the Kingdom of Cambodia (Preh Réachéanachâk Kâmpchéa), is a country located in the southern portion of the Indochina Peninsula in Southeast Asia. It is in area, bordered by Thailand to the northwest, Laos to the northeast, Vietnam to the east, and the Gulf of Thailand to the southwest. Gandhinagar is the capital of the state of Gujarat in Western India. Gandhinagar is located approximately 23 km north of Ahmedabad, on the west central point of the Industrial corridor between Delhi, the political capital of India, and Mumbai, the financial capital of India. Ko Tao (also often Koh Tao, , , lit. "Turtle Island") is an island in Thailand and forms part of the Chumphon Archipelago on the western shore of the Gulf of Thailand. It covers an area of about 21 km². Administratively it forms a district ("amphoe") of Surat Thani Province. its official population was 1,382. The main settlement is Ban Mae Hat. Surat Thani (often shortened to Surat) former name "Chaiya Province" is the largest of the southern provinces ("changwat") of Thailand, on the western shore of the Gulf of Thailand. Surat Thani means "city of good people", a title given to the city by King Vajiravudh (Rama VI). Nakhon Si Thammarat (often shortened to Nakhon), is one of the southern provinces ("changwat") of Thailand, at the western shore of the Gulf of Thailand. Neighboring provinces are (from south clockwise) Songkhla, Phatthalung, Trang, Krabi, and Surat Thani. Phatthalung is a town ("thesaban mueang") in southern Thailand, capital of Phatthalung Province. Bandon Bay is a bay in the Gulf of Thailand in Surat Thani Province, extending from the Sui cape in Chaiya District in the northwest to Kanchanadit District to the east. The total coastline is about 100 km. The bay is dominated by the estuary of the rivers Tapi and Phum Duang. The islands of Ko Samui, Ko Pha Ngan and Ko Tao enclose the bay on its eastern side. The Gulf of Thailand, formerly the Gulf of Siam, is a shallow inlet in the western part of the South China and Eastern Archipelagic Seas, a marginal body of water in the western Pacific Ocean. The gulf is around 800 km (497 mi) long and up to 560 km (348 mi) wide, has a surface area of 320,000 km (123,553 sq mi) and is surrounded on the north, west and southwest by Thailand, on the northeast by Cambodia and Vietnam. The South China Sea is to the southeast. Ahmedabad (also known as Amdavad ) is the largest city and former capital of Gujarat, which is a state in India. It is the administrative headquarters of the Ahmedabad district and the seat of the Gujarat High Court. With a population of more than 6.3 million and an extended population of 7.8 million, it is the sixth largest city and seventh largest metropolitan area of India. Ahmedabad is located on the banks of the Sabarmati River, from the state capital Gandhinagar, which is its twin city. Vietnam, officially the Socialist Republic of Vietnam (SRV), is the easternmost country on the Indochina Peninsula in Southeast Asia. With an estimated 90.5 million inhabitants , it is the world's 14th-most-populous country, and the eighth-most-populous Asian country. Vietnam is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, Thailand across the Gulf of Thailand to the southwest, and the Philippines, Malaysia and Indonesia across the South China Sea to the east and southeast. Its capital city has been Hanoi since the reunification of North and South Vietnam in 1976. Gujarat (""  ) is a state in Western India, sometimes referred to as the "Jewel of Western India". It has an area of with a coastline of , most of which lies on the Kathiawar peninsula, and a population in excess of 60 million. The state is bordered by Rajasthan to the north, Maharashtra to the south, Madhya Pradesh to the east, and the Arabian Sea and the Pakistani province of Sindh to the west. Its capital city is Gandhinagar, while its largest city is Ahmedabad. Gujarat is home to the Gujarati-speaking people of India. The Tapi ( or Tapee ) river ( Thai :  , rtgs : Maenam Tapi , Thai pronunciation : ( mnám tp ) ) is the longest river in southern Thailand . The river originates at the Khao Luang mountain in Nakhon Si Thammarat Province , and has a wide estuary into the Gulf of Thailand at Bandon Bay near the town of Surat Thani . It has a length of 230 kilometres ( 140 mi ) . The river drains an area of 5,460 square kilometres ( 2,110 sq mi ) and in 1997 had a yearly discharge of 135.4 cubic metres per second ( 4,780 cu ft / s ) or 4.3 cubic kilometres ( 3,500,000 acre Songkhla, also known as Singgora or Singora (Pattani Malay: ), is a city ("thesaban nakhon") in Songkhla Province of southern Thailand, near the border with Malaysia. As of 2006 it had a population of 75,048. Songkhla lies 968 km south of Bangkok. Thailand (or  ), officially the Kingdom of Thailand, formerly known as Siam, is a country at the centre of the Indochinese peninsula in Southeast Asia. With a total area of approximately , Thailand is the world's 51st-largest country. It is the 20th-most-populous country in the world, with around 66 million people. The capital and largest city is Bangkok. Mumbai (also known as Bombay, the official name until 1995) is the capital city of the Indian state of Maharashtra. It is the most populous city in India and the ninth most populous agglomeration in the world, with an estimated city population of 18.4 million. Along with the neighbouring regions of the Mumbai Metropolitan Region, it is one of the most populous urban regions in the world and the second most populous metropolitan area in India, with a population of 20.7 million . Mumbai lies on the west coast of India and has a deep natural harbour. In 2009, Mumbai was named an alpha world city. It is also the wealthiest city in India, and has the highest GDP of any city in South, West, or Central Asia. Mumbai has the highest number of billionaires and millionaires among all cities in India.  Surat is a district in the state of Gujarat India with Surat city as the administrative headquarters of this district. It is surrounded by Bharuch, Narmada (North), Navsari (South) districts and east Tapi district To the west is the Gulf of Cambay. It is the second-most advanced district in Gujarat. It had a population of 6,079,231 of which 79.68% were urban as of 2011.
  On 2 October 2007 Surat district was split into two by the creation of a new Tapi district, under the Surat District Re-organisation Act 2007. The South China Sea is a marginal sea that is part of the Pacific Ocean, encompassing an area from the Karimata and Malacca Straits to the Strait of Taiwan of around . The area's importance largely results from one-third of the world's shipping sailing through its waters and that it is believed to hold huge oil and gas reserves beneath its seabed. Surat Thani (, Pronunciation) is a city in Amphoe Mueang Surat Thani, Surat Thani Province, southern Thailand. It lies 651 km south of Bangkok. It is the capital of the province Surat Thani. The city has a population of 128,179 (2009), and an area of 68.97 square kilometers. The city's population density is 1,858.47 inhabitants per km².  Khao Luang () is the tallest mountain in southern Thailand. It is located in Nakhon Si Thammarat Province. The Kra Isthmus is the narrowest part of the Malay Peninsula, in southern Thailand and Myanmar. Bangkok is the capital and most populous city of Thailand. It is known in Thai as "Krung Thep Maha Nakhon" (pronounced ) or simply . The city occupies in the Chao Phraya River delta in Central Thailand, and has a population of over 8 million, or 12.6 percent of the country's population. Over 14 million people (22.2 percent) live within the surrounding Bangkok Metropolitan Region, making Bangkok an extreme primate city, significantly dwarfing Thailand's other urban centres in terms of importance. There are 581 high-rise buildings in the city, ranking number 5 in the world. Ko Pha Ngan (or Koh Phangan, , ) is an island in the Gulf of Thailand in southeast Thailand in Surat Thani Province. It is part of the Samui Archipelago. It is famous for its Full Moon Party at Haad Rin Beach and as a backpacker destination. Ko Pha Ngan has two sister islands: the larger Ko Samui to the south and the smaller Ko Tao to the north. Ko Samui (or Koh Samui, ) is an island off the east coast of the Kra Isthmus, Thailand. Geographically in the Chumphon Archipelago, it is part of Surat Thani Province, though as of 2012, Ko Samui was granted Municipality status and thus is now locally self-governing. Ko Samui is Thailand's second-largest island after Phuket, with an area of 228.7 km, a population of over 63,000 and a hotel occupancy rate of 73 percent as the number of visitors increases. Abundant tourist resources, sandy beaches, coral reefs, and coconut trees are present on the island. Southern Thailand is a distinct region of Thailand, connected with the central region by the narrow Kra Isthmus. Pune (; spelt "Poona" during British rule) is the the second largest city in the Indian state of Maharashtra and the ninth most populous city in the country. Situated above sea level on the Deccan plateau on the right bank of the Mutha river, Pune is the administrative headquarters of Pune district and was once the centre of power of the Maratha Empire established by Shivaji Maharaj. In the 18th century, Pune was the political centre of the Indian subcontinent, as the seat of the Peshwas who were the prime ministers of the Maratha Empire. The Pacific Ocean is the largest of the Earth's oceanic divisions. It extends from the Arctic Ocean in the north to the Southern Ocean (or, depending on definition, to Antarctica) in the south and is bounded by Asia and Australia in the west and the Americas in the east. A princely state, also called native state (legally, under the British) or Indian state (for those states on the subcontinent), was a nominally sovereign monarchy under a local or regional ruler in a subsidiary alliance with a greater power. Though the history of the princely states of the subcontinent dates from at least the classical period of Indian history, the predominant usage of the term "princely state" specifically refers to a semi-sovereign principality on the Indian subcontinent during the British Raj that was not directly governed by the British, but rather by a local ruler, subject to a form of indirect rule on some matters; similar political entities also existed on or in the region of the Arabian Peninsula, in Africa and in Malaya, and which were similarly recognised under British rule, subject to a subsidiary alliance and the suzerainty or paramountcy of the British Crown. Oman, Zanzibar and the Trucial States were also under the Viceroy of India, and were administered by their rulers in the same manner as the Indian princely states, as part of the Persian Gulf Residency; they were officially categorised as British protectorates, with differing degrees of autonomy. Surat, is a port city previously known as Suryapur. It is the economical capital and former princely state in the Indian state of Gujarat. It is the eighth largest city and ninth largest urban agglomeration (after Pune) in India. Surat is the 3rd "cleanest city of India", and 4th fastest growing city of the world. Surat is famous for its food. 
  It is the administrative capital of the Surat district. The city is located south of the state capital, Gandhinagar; south of Ahmedabad; and north of Mumbai. The city centre is located south of the Tapti River. A moat divides the older parts of the city, with their narrow streets and historical houses, from the newer suburbs.
candidates: africa antarctica arabian peninsula beach cambodia central asia china coast earth gujarat gulf of thailand indian subcontinent ko pha ngan malay peninsula myanmar pacific ocean river delta south china sea southeast asia tapi river thailand
answer: malay peninsula