Question: When is Gilberto Hernández Guerrero's wife's birthday?
Sentence (from "Gilberto Hernández Guerrero"): His most important results against elite chess players include his triumphs over [[Alexei Shirov]], [[Vladimir Akopian]], [[Boris Gulko]], [[Tony Miles]] and Alexander Rustemov and his draws with [[Alexander Khalifman]], [[Viktor Korchnoi]], [[Judit Polgár]], [[Boris Gelfand]], [[Joël Lautier]], [[Jeroen Piket]], among others.
Relevant evidence: No