{"nursery":{"id":53,"name":"Shelmerdine Nurseries","normalized_name":"shelmerdine nurseries","source_document_id":115,"created_at":"2026-05-02T23:22:44"},"relationships":[{"id":422,"relation_type":"mentioned_in_document","subject_entity_type":"nursery","subject_entity_id":53,"object_entity_type":"document","object_entity_id":115,"source_document_id":115,"created_at":"2026-05-02T23:22:44"}],"history_events":[{"id":864,"event_type":"nursery_mention","label":"Shelmerdine Nurseries","normalized_label":"shelmerdine nurseries","event_year":1983,"source_document_id":115,"note":"auto-extracted nursery mention","created_at":"2026-05-02T23:22:44"}],"linked_entities":[{"relation_type":"mentioned_in_document","entity_type":"document","entity_id":115,"label":"file:///home/doug/src/pomologica/data/raw/manual/ingest_queue/discovery_round_02_second_corpus/nurserylandscape.pdf"}]}