<http://schema.org/alternativeHeadline>
"The new strings play at a brilliant timbre that matches or exceeds the sound that can be produced from established materials such as steel, nylon and gut."^^<http://www.w3.org/2001/XMLSchema#string>
<http://www.mnn.com/lifestyle/arts-culture/stories/violin-with-strings-spun-from-spider-silk-plays-beautifully>