Hi, <div><br></div><div>When I run this query through the bioportal sparql endpoint:</div><div><br></div><div><div>PREFIX skos: <<a href="http://www.w3.org/2004/02/skos/core#">http://www.w3.org/2004/02/skos/core#</a>></div>

<div>SELECT *</div><div>FROM <<a href="http://bioportal.bioontology.org/ontologies/CHEBI">http://bioportal.bioontology.org/ontologies/CHEBI</a>></div><div>WHERE { </div><div><<a href="http://purl.obolibrary.org/obo/CHEBI_26195">http://purl.obolibrary.org/obo/CHEBI_26195</a>> <<a href="http://bioportal.bioontology.org/metadata/def/prefLabel">http://bioportal.bioontology.org/metadata/def/prefLabel</a>> ?o .</div>

<div>}</div><div><br></div><div>I get a single result</div><table class="queryresults" style="border-collapse:collapse;font-size:small;margin-top:0.3em;color:rgb(0,0,0);font-family:'Myriad Pro','Myriad Web Pro','Myriad Web',Myriad,'Trebuchet MS',Tahoma,Helvetica,Arial,sans-serif;line-height:16px;text-align:left;background-color:rgb(255,255,255)">

<tbody><tr><th style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0.2em;padding-right:0.4em;padding-bottom:0.2em;padding-left:0.4em;vertical-align:top;background-image:initial;background-color:rgb(35,73,121);color:rgb(255,255,224)">

o</th></tr><tr class="even"><td style="margin-top:0px;margin-right:0px;margin-bottom:0px;margin-left:0px;padding-top:0.2em;padding-right:0.4em;padding-bottom:0.2em;padding-left:0.4em;vertical-align:top;background-image:initial;background-color:rgb(245,245,220);background-repeat:initial initial">

"polyphenol"</td></tr></tbody></table><div> </div><div>But when I run the query like this:</div><div><br></div><div><div>PREFIX skos: <<a href="http://www.w3.org/2004/02/skos/core#">http://www.w3.org/2004/02/skos/core#</a>></div>

<div>SELECT *</div><div>FROM <<a href="http://bioportal.bioontology.org/ontologies/CHEBI">http://bioportal.bioontology.org/ontologies/CHEBI</a>></div><div>WHERE { </div><div>?uri <<a href="http://bioportal.bioontology.org/metadata/def/prefLabel">http://bioportal.bioontology.org/metadata/def/prefLabel</a>> "polyphenol" .</div>

<div>}</div></div><div><br></div><div>Strangely, empty results... </div><div>Any help would be greatly appreciated!</div><div>Best, </div>-- <br>Helena F. Deus<div>Post-Doctoral Researcher at DERI/NUIG</div><div><a href="http://lenadeus.info/" target="_blank">http://lenadeus.info/</a></div>

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