} else {
checkOptionalString(c.roleInEvent, "role in event", c);
}
checkOptionalString(c.certainty, "certainty/quality", c);
} else if (citation instanceof CitationWithoutSource) {
CitationWithoutSource c = (CitationWithoutSource) citation;
checkStringList(c.description, "description on a citation without a source", true);
if (c.textFromSource == null) {
if (rootValidator.autorepair) {
c.textFromSource = new ArrayList<List<String>>();
addInfo("Text from source collection (the list of lists) was null in CitationWithoutSource - autorepaired",