 Complete the following phrase:  Sivkova won the 1997 Cadet World Championships at Tenerife. Her silver medal in the 1998 World Youth Games made her realise she could become a champion. She then took a silver medal at the 1999 Junior World Championships at Keszthely and the gold at the 2000 Junior European Championships in Antalya. She joined the senior national team in 2001. Her first competition with Russia was the 