Canonical IRIs from the XML Schema Datatypes (XSD) vocabulary. See https://www.w3.org/TR/xmlschema11-2/.
The XSD namespace IRI: http://www.w3.org/2001/XMLSchema#.
http://www.w3.org/2001/XMLSchema#
xsd:string.
xsd:string
xsd:boolean.
xsd:boolean
xsd:integer.
xsd:integer
xsd:decimal.
xsd:decimal
xsd:double.
xsd:double
xsd:float.
xsd:float
xsd:date.
xsd:date
xsd:dateTime.
xsd:dateTime
xsd:anyURI.
xsd:anyURI
The XSD namespace IRI:
http://www.w3.org/2001/XMLSchema#.