<http://schema.org/about>
"Video: On the Mother Nature Network, watch the second segment of the Captain Planet episode 'Mission to Save Earth 2' in which the Planeteers must defeat Captai"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/family/family-activities/videos/captain-planet-mission-to-save-earth-2-part-2>