@prefix     : <http://example/> .
@prefix  xsd:    <http://www.w3.org/2001/XMLSchema#> .

:dt1 :r "2006-08-23T09:00:00+01:00"^^xsd:dateTime .

:d1 :r "2006-08-23"^^xsd:date .
:d2 :r "2006-08-23Z"^^xsd:date .
:d3 :r "2006-08-23+00:00"^^xsd:date .

:d4 :r "2001-01-01"^^xsd:date .
:d5 :r "2001-01-01Z"^^xsd:date .

:d6 :s "2006-08-23"^^xsd:date .
:d7 :s "2006-08-24Z"^^xsd:date .
:d8 :s "2000-01-01"^^xsd:date .