Definition: In this task, you will be presented with a text and a pronoun. You should write the name that the pronoun refers to. Position of the pronoun in the text is showed within two "_"s.
Input: Geller is reckoned to have been among the best ten players in the world for around twenty years. He was awarded the International Master title in 1951, and the International Grandmaster title the following year. Geller played in 23 USSR Chess Championship s, a record equalled by Mark Taimanov, achieving good results in many. _He_won in 1955 at Moscow (URS-ch22) when, despite losing five games, he finished with 12/19, then defeated Smyslov in the playoff match by the score of +1 =6. <sep>, Pronoun: He

Geller