assertion retraction graph subject predicate object datatype annotation 1 0 graph OBI:0100026 IAO:0000119 WEB: http://en.wikipedia.org/wiki/Organism @en 1 0 graph OBI:0600007 IAO:0000119 IEDB @en 1 0 graph OBI:0000011 IAO:0000119 branch derived xsd:string 1 0 graph IAO:0000030 IAO:0000119 OBI_0000142 @en 1 0 graph OBI:0000070 IAO:0000119 OBI branch derived @en