@prefix convo: <https://ontology.inferal.com/modules/conversation/> .
@prefix ex: <https://example.com/conversation/query/unavailable/> .
@prefix prov: <http://www.w3.org/ns/prov#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .

ex:deleted a convo:Message ; prov:wasInvalidatedBy ex:moderation ;
    prov:invalidatedAtTime "2026-07-11T17:00:00Z"^^xsd:dateTime .
ex:reply a convo:Message ; convo:inReplyTo ex:deleted .
ex:tombstone a convo:Tombstone ; convo:tombstoneFor ex:deleted ;
    prov:wasGeneratedBy ex:moderation .
ex:moderation a convo:ModerationAction ; prov:generated ex:tombstone .