<https://www.jdelist.com/community/threads/best-practice-for-setting-up-items-that-are-both-purchased-and-manufactured.54011/>
<http://schema.org/datePublished>
"2018-06-01T19:51:57+00:00"^^<http://schema.org/Date>
<https://www.jdelist.com/community/threads/best-practice-for-setting-up-items-that-are-both-purchased-and-manufactured.54011/>