Sicilian Defence, Katalymov Variation GM Christian Bauer, with which he managed to draw a game in 2005 against currently top-ranked GM Magnus Carlsen. It has also been used by top players such as Gata Kamsky and Soviet GM Lev Psakhis. The opening is named after Soviet IM Boris Katalymov (1932–2013). Bibliography Sicilian Defence, Katalymov Variation In chess, the Katalymov Variation (also spelled Katalimov) is a less popular line of the Sicilian Defence that begins with the moves: The Katalymov is considered inferior since it commits Black to a plan with ...b6 rather than more aggressive Sicilian defences incorporating b7–b5. Black must protect the b5-square,
Ruy Fernández de Fuenmayor Ruy Fernández de Fuenmayor Ruy Fernández de Fuenmayor (Santo Domingo, 1603 - Venezuela,1651) was a Spanish soldier who was governor of Venezuela Province between 1637 and 1644. Fuenmayor was born in 1603, the son of Fernández de Fuenmayor and Juana Figueroa. He served in various positions in Spain, Puerto Rico and Hispaniola. He was General of the galleys in Hispaniola, and in 1635 led an attack on buccaneers who had settled on Tortuga, expelling them from the island for several years. In this raid, he led 250 Spanish soldiers. The Governor of Tortuga, Christopher Wormeley, made his escape. The colonists