<https://exploringtm1.com/calculating-as-at-values-in-a-tm1-rule/#webpage>
<http://schema.org/dateModified>
"2021-05-19T00:50:38+00:00"^^<http://schema.org/Date>
<https://exploringtm1.com/calculating-as-at-values-in-a-tm1-rule/>