private String extractEventGroup(Element eventDiv) {
try {
Element catH2 = eventDiv.previousElementSibling();
while (!catH2.tagName().toLowerCase().equals("h2")) {
catH2 = catH2.previousElementSibling();
}
Element catA = catH2.select("a").get(0);
String text = catA.text();
if (StringUtils.isNotBlank(text)) {
return text.trim();