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De Semantic MediaWiki - Sandbox
{{#ask: [[Catégorie:Books]] |?Has author |?Has number |sort=Has author |limit=10 }}
{{#ask: [[Catégorie:Books]] |?Has author |?Has number |sort= |limit=10 }}
{{#ask: [[Catégorie:Books]] |?Has author |?Has number |sort=Has author |limit=10 }}
{{#ask: [[Catégorie:Books]] |?Has author |?Has number |sort= |limit=10 }}