<http://schema.org/about>
"Over the last few years, a new wave of eco-friendly Advent calendars has hit the market. Whether they\u2019re reusable, recycled, homemade, or stuffed with organic"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/family/family-activities/photos/10-eco-advent-calendars/felt-and-fair-trade-too>