assertion retraction graph subject predicate object datatype annotation 1 0 graph ONTIE:0002578 OBI:9991118 Myelin proteolipid protein xsd:string 1 0 graph ONTIE:0002752 OBI:9991118 Myelin proteolipid protein xsd:string 1 0 graph ONTIE:0002695 OBI:9991118 Myelin proteolipid protein xsd:string