<prompt> Pedzisa mutsara unotevera: Iye naJonathan Guerreiro vakatanga kukambaira pamwe chete muna May 2009. Vakapedza vari 5th pa20092010 Junior Grand Prix Final uye vakakunda menduru yebronze pa  <response>: 2010 Russian Junior Championships. Pakupera kwemwaka, vakachinja varairidzi kuna Natalia Linichuk naGennadi Karponossov, izvo zvaida kuti vaende kuAston, Pennsylvania muUnited States. 