<https://answers-home.com/13820926-can-i-wash-a-down-comforter-that-says-dry-clean-only>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#type>
<https://answers-home.com/13820926-can-i-wash-a-down-comforter-that-says-dry-clean-only>