// Get headquarters address as of 2024-03-01
MATCH (e:Entity {id: $entity_id})-[:HAS_FACT]->(f:Fact)
WHERE f.property_name = 'headquarters_address'
  AND f.valid_from <= date('2024-03-01')
  AND (f.valid_to IS NULL OR f.valid_to >= date('2024-03-01'))
RETURN f.value AS address