2020-2021 í.ð.

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Ïðîâåäåííÿ ²² åòàïó îë³ìï³àä ó 2020-2021 í.ð. â³äì³íåíî

ó çâ'ÿçêó ³ç ïîøèðåííÿì ãîñòðîðåñï³ðàòîðíî¿ õâîðîáè COVID -19