BEGIN:VCALENDAR
VERSION:2.0
PRODID:-//chikkutakku.com//RDFCal 1.0//EN
X-WR-CALDESC:GoogleカレンダーやiCalendar形式情報を共有シェ
 アしましょう。近所のイベントから全国のイベントま
 で今日のイベント検索やスケジュールを決めるならち
 っくたっく
X-WR-CALNAME:ちっくたっく
X-WR-TIMEZONE:UTC
BEGIN:VEVENT
SUMMARY:Mysterium Activity Book submission deadline
DTSTART;VALUE=DATE:20260515
DTEND;VALUE=DATE:20260516
UID:298383536486
DESCRIPTION:Mysterium Activity Book submission deadline
LOCATION:https://mysterium.net/submissions/2026-activity-book-submissions/
END:VEVENT
END:VCALENDAR