<http://schema.org/about>
"The sun erupted with a massive solar flare late Thursday, April 24, triggering a temporary communications blackout on some parts of Earth."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/earth-matters/space/stories/major-solar-flare-leads-to-some-disrupted-communications-on-earth>