Please answer the following question: Information: - Jose Raul Capablanca y Graupera (19 November 1888 8 March 1942) was a Cuban chess player who was world chess champion from 1921 to 1927. A chess prodigy, he is considered by many as one of the greatest players of all time, widely renowned for his exceptional endgame skill and speed of play. - A board game is a tabletop game that involves counters or moved or placed on a pre-marked surface or "board", according to a set of rules. Some games are based on pure strategy, but many contain an element of chance; and some are purely chance, with no element of skill. - Cuba, officially the Republic of Cuba, is a country comprising the island of Cuba as well as Isla de la Juventud and several minor archipelagos. Cuba is located in the northern Caribbean where the Caribbean Sea, the Gulf of Mexico, and the Atlantic Ocean meet. It is south of both the U.S. state of Florida and the Bahamas, west of Haiti, and north of Jamaica. Havana is the largest city and capital; other major cities include Santiago de Cuba and Camaguey. Cuba is the largest island in the Caribbean, with an area of , and the second-most populous after Hispaniola, with over 11 million inhabitants. - Chess is a two-player strategy board game played on a chessboard, a checkered gameboard with 64squares arranged in an eight-by-eight grid. Chess is played by millions of people worldwide, both amateurs and professionals. - Cienfuegos, capital of Cienfuegos Province, is a city on the southern coast of Cuba. It is located about from Havana and has a population of 150,000. The city is dubbed "La Perla del Sur" (Pearl of the South). "Cienfuegos" literally translates to "one hundred fires""cien" meaning "one hundred", "fuegos" meaning "fires". - Kiev or Kyiv is the capital and largest city of Ukraine, located in the north central part of the country on the Dnieper River. The population in July 2015 was (though higher estimated numbers have been cited in the press), making Kiev the 7th most populous city in Europe. - Igor Platonov ( January 18 , 1934 -- November 13 , 1994 ) was a Ukrainian -- Soviet Grandmaster of chess ( Soviet Union Grandmaster , ) . Platonov had no international title ( FM , IM , GM ) at all . He was active between 1958 and 1984 , with his best years from 1967 to 1972 , when he earned the Soviet Union Grandmaster title . Top tournament results included a tie for first in the Kiev Championship of 1963 , a tied 3rd - 4th place in the very strong 1964 Trade Union Championship , a tied 7th - 9th place in the 1969 Soviet Zonal at Moscow , and 2nd place in the Jose Raul Capablanca Memorial tournament , Cienfuegos 1972 . He played in five straight Soviet finals from 1967 to 1971 . After his active career , he became a chess trainer . - A chessboard is the type of checkerboard used in the classic board game chess, and consists of 64 squares (eight rows and eight columns) and 32 pieces. The squares are arranged in two alternating colors (light and dark). Wooden boards may use naturally light and dark brown woods, while plastic and vinyl boards often use brown or green for the dark squares and shades such as buff or cream for the light squares. Materials vary widely; while wooden boards are generally used in high-level games; vinyl, plastic, and cardboard are common for low-level and informal play. Decorative glass and marble boards are available but rarely accepted for games rated by national or international chess federations. Each square on the board has a name from a1 to h8. - The Dnieper River or (also known as: "Dnepr", "Dnyapro" or "Dnipro") is one of the major rivers of Europe (fourth by length), rising near Smolensk, Russia and flowing through Russia, Belarus and Ukraine to the Black Sea. It is the longest river of Ukraine and Belarus and the fourth longest river in Europe. The total length ranges between and with a drainage basin of . The river is noted for its dams and hydroelectric stations. The Dnieper is an important navigable waterway for the economy of Ukraine and is connected via the DnieperBug Canal to other waterways in Europe. - Ukraine (tr. ) is a sovereign state in Eastern Europe, bordered by Russia to the east and northeast, Belarus to the northwest, Poland and Slovakia to the west, Hungary, Romania, and Moldova to the southwest, and the Black Sea and Sea of Azov to the south and southeast, respectively. Ukraine is currently in territorial dispute with Russia over the Crimean Peninsula which Russia annexed in 2014 but which Ukraine and most of the international community recognise as Ukrainian. Including Crimea, Ukraine has an area of , making it the largest country entirely within Europe and the 46th largest country in the world. It has a population of about 44.5 million, making it the 32nd most populous country in the world. - Havana (Spanish: "La Habana") is the capital city, largest city, province, major port, and leading commercial centre of Cuba. The city proper has a population of 2.1 million inhabitants, and it spans a total of making it the largest city by area, the most populous city, and the third largest metropolitan area in the Caribbean region. The city extends mostly westward and southward from the bay, which is entered through a narrow inlet and which divides into three main harbours: Marimelena, Guanabacoa and Atares. The sluggish Almendares River traverses the city from south to north, entering the Straits of Florida a few miles west of the bay. After reading the paragraphs above, we are interested in knowing the entity with which 'igor platonov' exhibits the relationship of 'occupation'. Find the answer from the choices below. Choices: - chess player - commercial - game - major - ukraine
Answer:
chess player