Version 1.2 of the The UCD1+ controlled vocabulary : PR in the RFC period (till Nov 3 2006).<br />The RFC period is now closed. Comments (2) and answers can be found at the RFC page at UCDListRFC. Comments were accepted and the proposed slight changes were included in version 1.21 of the document : PR-version1.21. Slight changes following comments by WG/IG chairs were included in version 1.22 of the document: PR-version1.22