Question: What is the name of Ekaterina Gordeeva's husband, who together with her was the 1988 and 1994 Olympic champion?
Sentence (from "Ekaterina Gordeeva"): Together with her partner and husband, the late Sergei Grinkov, she was the 1988 and 1994 Olympic Champion and four-time World Champion in pair skating.
Relevant evidence: Yes