_:na9082c53c9914d0094e91d4c9045f076xb4
<http://schema.org/valueRequired>
"true"^^<http://www.w3.org/2001/XMLSchema#boolean>
<https://wisch.ch/wetter-alarm/wg-alert-windalarm-wrf27-wrf-27-km-forecast-11-3-06-utc/>