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author | atsuko |
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date | Thu, 25 Aug 2011 22:14:55 -0400 |
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PREFIX foaf: <http://xmlns.com/foaf/0.1/> SELECT ?person ?nick ?page ?img ?name ?firstN { ?person foaf:nick ?nick OPTIONAL { ?person foaf:isPrimaryTopicOf ?page } OPTIONAL { ?person foaf:name ?name { ?person foaf:depiction ?img } UNION { ?person foaf:firstName ?firstN } } FILTER ( bound(?page) || bound(?img) || bound(?firstN) ) }