<https://www.rippletraining.com/plugins-support/callouts-help-docs/attachment/rt2_working-with-the-box-corner-point-callout-2/>
<http://schema.org/datePublished>
"2016-06-20T19:28:30+00:00"^^<http://schema.org/Date>
<https://www.rippletraining.com/plugins-support/callouts-help-docs/attachment/rt2_working-with-the-box-corner-point-callout-2/>