Rubuta ci gaba don wannan sakin layi - Sedina ta wakilci Ukraine a gasar Olympics ta mata hudu daga 1994 zuwa 2000, kuma ta wakilci Italiya, a kan kwamitin 1, daga 2004 zuwa 2012. Sakamakonta mafi kyau shine fitowar ta ta farko a gasar Olympiad ta 31 a Moscow a 1994, inda ta ci 10.5/12 kuma ta lashe lambar zinare a kan kwamitin ajiya na farko, da kuma lambar azurfa don mafi kyawun wasan kwaikwayo. Ta kuma lashe lambar tagulla a kan jirgin 3 a gasar Olympics ta Chess ta 32
a Yerevan a shekara ta 1996.