Ключевые слова: abstract, background, battle, board, business, checkmate, chess, chessboard, competition, concept, contagion, corona, corona virus, coronavirus, covid, covid19, creative, crisis, dark, decision, disaster, disease, economy, epidemic, figure, game, global, health, healthcare, illness, intelligence, king, knight, leadership, light, medical, novel, outbreak, pandemic, play, quarantine, sick, silhouette, square, strategic, strategy, team, victory, virus,