The National Institute of Standards and Technology. Conformance test for W3C XML Schema Part 2: Datatypes. (See http://www.w3.org/TR/2001/PR-xmlschema-2-20010330/) Created Sep 24, 2001. File: NISTSchema-gYearMonth-enumeration-4.xsd This schema specifies a datatype, NISTSchema-gYearMonth-enumeration-4, which is derived by restriction of built-in type gYearMonth by facet enumeration with values of: 1997-08 1974-02 2014-07 1974-06 1993-01 1990-06 1972-06 2009-10