BEGIN:VCALENDAR VERSION:2.0 PRODID:-//TYPO3/NONSGML News system (news)//EN BEGIN:VEVENT UID: news-69870@master-de.gs.uoa.gr DTSTAMP:20250327T123803Z DTSTART:20250331T200000 SUMMARY:ΠΕΖΟΠΟΙΗΜΑΤΑ END:VEVENT END:VCALENDAR