assertion retraction graph subject predicate object datatype annotation 1 0 graph ONTIE:0002818 OBI:9991118 Envelope glycoprotein B xsd:string 1 0 graph ONTIE:0002739 OBI:9991118 Envelope glycoprotein B xsd:string 1 0 graph ONTIE:0002615 OBI:9991118 Envelope glycoprotein B xsd:string