Image:BałabanM-1
"early 20th c." contains a sequence that could not be interpreted against an available match matrix for date components.
"Culture - Research and Science" is not in the list (Communal and Social Life, Communal and Social Life - Urban Life, Communal and Social Life - Rural Life, Communal and Social Life - Social Margins, Communal and Social Life - Philanthropy, Culture, Culture - Art, Culture - Enlightenment, Culture - Literature, Culture - Music, ...) of allowed values for the "BelongsToTopic" property.
