Teacher:In this task, you're given a statement, further information available on a particular linked term from the statement, and a question. Your job is to generate the answer to the question by using the information provided. If there is no clear answer obtainable, output 'none'.
Teacher: Now, understand the problem? Solve this instance: Context: World No. 4 Svetlana Kuznetsova matched her 2007 Roland-Garros performance by advancing to the quarterfinals, easily defeating sixteenth-seeded Victoria Azarenka (who had showed some good form in winning her first three matches for the loss of only six games) 6–2, 6–3. Link Information: Svetlana Aleksandrovna Kuznetsova (; born 27 June 1985) Question: What was the combined ages of Victoria Azarenka and Svetlana Kuznetsova when Sventlana defeated Victoria in the quarterfinals?
Student:
Answer: 40