This is the 2818th most frequent Russian word.
соболенко
"Соболенко" is not a standalone word in Russian; it is a surname derived from "соболь" (sable), referring to a type of animal.
Here, 'Соболенко' refers to the surname of the tennis player, used as a proper noun.
Соболенко вчера выиграла теннисный матч.
Sabalenka won a tennis match yesterday.
The word 'Соболенко' again functions as a surname, indicating a specific person who is noteworthy in their achievements.
Мы разговаривали о достижениях Соболенко.
We talked about Sabalenka's achievements.
Here, 'Соболенко' is used to signify the subject of the article, referring to a specific individual.