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<title><string language="fre"><![CDATA[2. Statements]]></string></title>
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<string language="fre"><![CDATA[This video présents the SPARQL Statements.
The first statement is the optional pattern. It enables to specify a part of a graph pattern that is not mandatory in the answer of the query. In the example below, there is a mandatory part which is the person variable with the homepage Fabien, then there's an optional part of the query, where we would like to have the name of the resource person, but if we find no name in the target graph, the query will not fail, we will still have a result. So among the result of this query, we may have values, or not for the name variable and so in some results, the name variable may be unbound, that means that this variable may have no value in the results. 
...]]></string></description>
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FN:Fabien GANDON
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NOTE:Fabien GANDON est directeur de Recherche à Inria et responsable de l'équipe Wimmics (Inria, I3S, CNRS, UNS) qui étudie des modèles et algorithmes pour concilier le Web social et le Web sémantique. Il est aussi représentant d'Inria au consortium international de standardisation pour le Web (W3C). 
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<date><dateTime>2016-09-08</dateTime></date>
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NOTE:Catherine FARON ZUCKER est maître de conférence à l’Université Nice Sophia Antipolis, responsable de la filière Web Science de l’école d’ingénieurs Polytech Nice Sophia et du Master 2 IFI de l’UNS et responsable adjointe de l’équipe de recherche Wimmics (Inria, I3S, CNRS, UNS). 
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NOTE:Olivier CORBY est docteur en informatique (UNS), chercheur INRIA dans l'équipe Wimmics (INRIA, I3S, CNRS, UNS), il enseigne à Polytech Nice. Il s'intéresse à la représentation des connaissances basée sur les graphes et au Web sémantique. Il est le concepteur du logiciel Corese. 
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<string language="fre"><![CDATA[3. SPARQL Query Language]]></string>
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