http://kaiko.getalp.org/sparql?query=define%20sql%3Adescribe-mode%20%22CBD%22%20%20DESCRIBE%20%3Chttp%3A%2F%2Fwww.w3.org%2F2002%2F12%2Fcal%2Fical%23summary%3E&output=application%2Fatom%2Bxml2024-03-28T19:02:37.390707ZOData Service and Descriptor Documenthttp://www.w3.org/2002/12/cal/ical#summary2024-03-28T19:02:37.390707Z