diff --git a/unmerge.ofn b/unmerge.ofn
index 9139665..1c450ef 100644
--- a/unmerge.ofn
+++ b/unmerge.ofn
@@ -6,13 +6,12 @@ Prefix(owl:=<http://www.w3.org/2002/07/owl#>)
 Prefix(rdf:=<http://www.w3.org/1999/02/22-rdf-syntax-ns#>)
 Prefix(xml:=<http://www.w3.org/XML/1998/namespace>)
 Prefix(xsd:=<http://www.w3.org/2001/XMLSchema#>)
-Prefix(obo1:=<http://www.geneontology.org/formats/oboInOwl#http://purl.obolibrary.org/obo/>)
 Prefix(rdfs:=<http://www.w3.org/2000/01/rdf-schema#>)
 Prefix(terms:=<http://purl.org/dc/terms/>)
-Prefix(terms2:=<http://www.geneontology.org/formats/oboInOwl#http://purl.org/dc/terms/>)
 Prefix(oboInOwl:=<http://www.geneontology.org/formats/oboInOwl#>)
 
 
 Ontology(
 AnnotationAssertion(obo:IAO_0000233 obo:GO_0034512 "- [ ] box C/D RNA 5'-end processing -> box C/D sno(s)RNA 5'-end processing"^^xsd:anyURI)
+AnnotationAssertion(terms:date obo:FOODON_00004971 "2024-07-04 17:32:19"^^xsd:dateTime)
 )