Tatyana Mezhentseva
... that Tatyana Mezhentseva is the first person in ten years to participate in the Junior Eurovision Song Contest twice?
... that <b id="mwAv0"><a href="./Tatyana_Mezhentseva" id="mwAv4" rel="mw:WikiLink" title="Tatyana Mezhentseva">Tatyana Mezhentseva</a></b> is the first person in ten years to participate in the <a href="./Junior_Eurovision_Song_Contest" id="mwAv8" rel="mw:WikiLink" title="Junior Eurovision Song Contest">Junior Eurovision Song Contest</a> twice?