sentences:  In 1985, at thirteen, he won the World Under 14 Championship in Lomas de Zamora, Argentina; as a result of this victory, he was awarded the title of FIDE Master.Gurevich won the 1990 World Junior Championship as an 18-year-old.He tied for first place with Alexei Shirov and was awarded the win because of his superior tiebreak points; with this victory, Gurevich was awarded the title of International Master.