<http://www.w3.org/1999/02/22-rdf-syntax-ns#rest>
<http://www.w3.org/1999/02/22-rdf-syntax-ns#nil>
<https://wanqu.co/a/4076/2016-10-14-when-should-you-a-hire-a-product-manager-once-upon-a-team-medium.html?redirect=1>