 Complete the following phrase:  Elizaveta Liza Sergeyevna Tuktamysheva  ; ; born 17 December 1996 is a Russian figure skater. She is the 2015 World champion, the 2021 World silver medalist, the 2015 European champion, the 201415 Grand Prix Final champion, a 14-time medalist on the Grand Prix series, and the 2013 Russian national champion. On the junior level, she is the 2012 Youth Olympic champion, 