<http://schema.org/target>
"https://store.kobobooks.com/search?query={search_term}"^^<http://www.w3.org/2001/XMLSchema#string>
<https://store.kobobooks.com/nl-us/ebook/Robopocalypse-A-Novel?bookId=ea912d3a-6951-48ff-a5b4-e846aa87cb65>