Given the task definition and input, reply with output. In this task, you are given a context, a subject, a relation, and many options. Based on the context, from the options select the object entity that has the given relation with the subject. Answer with text (not indexes).

Context: Fabiano Luigi Caruana (born July 30, 1992) is an Italian-American chess grandmaster, former chess prodigy, and currently the second-highest ranked player in the world. He played for the US until 2005, when he switched to Italy, and he subsequently switched back to the US in 2015. He is the current US champion., The Belgian Chess Championship is a championship organised yearly by the Koninklijke Belgische Schaakbond/Fédération Royale Belge des Echecs (Royal Belgium Chess Federation). The winner of the championship is awarded the title: Chess Champion of Belgium., Vladimir Chuchelov ( Russian :   ; born 28 September 1969 in the Soviet Union ) is a Belgian chess Grandmaster . He won the Belgian Chess Championship in 2000 . He appeared four times in the FIDE top 100 , with a maximum rating of 2608 . Tournament victories include the Hamburg HSK ( 1991 ) , Gifhorn international ( 1992 ) , 17th Cappelle la Grande Open ( 2001 ) . In 2010 he was awarded the title of FIDE Senior Trainer . He is best known as the coach of Fabiano Caruana ., Subject: vladimir chuchelov, Relation: country_of_citizenship, Options: (A) american (B) belgium
belgium