which competition did Ekaterina Vasilieva compete in pairs with the russian pair skater who teamed up with Yuko Kavaguti and win two-time European champions (2010, 2015), two-time World bronze medalists (2009, 2010), two-time ISU Grand Prix Final bronze medalists (11–12 and 15–16), and three-time Russian national champions (2008–2010) ?
Ekaterina Vasilieva (figure skater):  In 2005, she began competing in pairs with Alexander Smirnov. Ekaterina Vasilieva (figure skater):  They placed 6th at the 2006 World Junior Championships for Russia. Alexander Smirnov (figure skater):  Smirnov teamed up with Yuko Kavaguti in May 2006.
i don't know