"SKOS" . "The Simple Knowledge Organization System (SKOS) is a common data model for sharing and linking knowledge organization systems via the Web"@en . "The Simple Knowledge Organization System (SKOS) is a common data model for sharing and linking knowledge organization systems via the Web"@it . "The Simple Knowledge Organization System (SKOS) is a common data model for sharing and linking knowledge organization systems via the Web" . "Simple Knowledge Organization System - SKOS"@en . "Simple Knowledge Organization System - SKOS"@it . "Simple Knowledge Organization System - SKOS" . . .