Dedicated to the bright memory of Oksana Shpak, candidate of art history, senior research fellow of the Department of Folk Art of the Institute of Ethnology of the National Academy of Sciences of Ukraine. Oksana's soul departed to Eternity 40 days ago, leaving behind a deep mark in science and the hearts of those who were lucky enough to know her. She was not only a devoted researcher and a true guardian of Ukrainian culture, but also a good friend and sincere person. Her wisdom, goodwill and openness made the world around her warmer and brighter.