<http://schema.org/about>
"My grandmother has lived in the same house for as long as I have known her. We use to rollerskate on her backpatio in the hot, Texas summer heat and watch the purple martens in her birdhouse each spring. This year"^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.treehugger.com/green-architecture/metal-roof-saves-money-for-grandma.html>