Triple

T14685400
Position Surface form Disambiguated ID Type / Status
Subject CountryLink E344895 entity
Predicate operatedRoute P18593 FINISHED
Object Sydney–Broken Hill rail corridor
The Sydney–Broken Hill rail corridor is a long-distance passenger and freight railway line crossing New South Wales from the coastal capital Sydney to the inland mining city of Broken Hill.
 E1127016 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Sydney–Broken Hill rail corridor | Statement: [CountryLink, operatedRoute, Sydney–Broken Hill rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sydney–Broken Hill rail corridor
Context triple: [CountryLink, operatedRoute, Sydney–Broken Hill rail corridor]
  • A. Sydney–Moree rail corridor
    The Sydney–Moree rail corridor is a regional railway line in New South Wales, Australia, linking Sydney with the inland town of Moree and serving both passenger and freight traffic.
  • B. Sydney–Dubbo rail corridor
    The Sydney–Dubbo rail corridor is a regional passenger rail line in New South Wales, Australia, linking the state capital Sydney with the inland city of Dubbo across the Central West.
  • C. Sydney–Armidale rail corridor
    The Sydney–Armidale rail corridor is a regional passenger railway line in New South Wales, Australia, linking Sydney with the inland city of Armidale through the Northern Tablelands.
  • D. Trans-Australian Railway corridor
    The Trans-Australian Railway corridor is a major east–west rail route spanning the Australian continent, linking Western Australia with the eastern states across the vast Nullarbor Plain.
  • E. Sydney–Brisbane rail corridor
    The Sydney–Brisbane rail corridor is a major intercity railway line along Australia’s east coast that connects the cities of Sydney in New South Wales and Brisbane in Queensland, serving numerous regional towns along the route.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Sydney–Broken Hill rail corridor
Triple: [CountryLink, operatedRoute, Sydney–Broken Hill rail corridor]
Generated description
The Sydney–Broken Hill rail corridor is a long-distance passenger and freight railway line crossing New South Wales from the coastal capital Sydney to the inland mining city of Broken Hill.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sydney–Broken Hill rail corridor
Target entity description: The Sydney–Broken Hill rail corridor is a long-distance passenger and freight railway line crossing New South Wales from the coastal capital Sydney to the inland mining city of Broken Hill.
  • A. Sydney–Moree rail corridor
    The Sydney–Moree rail corridor is a regional railway line in New South Wales, Australia, linking Sydney with the inland town of Moree and serving both passenger and freight traffic.
  • B. Sydney–Dubbo rail corridor
    The Sydney–Dubbo rail corridor is a regional passenger rail line in New South Wales, Australia, linking the state capital Sydney with the inland city of Dubbo across the Central West.
  • C. Sydney–Armidale rail corridor
    The Sydney–Armidale rail corridor is a regional passenger railway line in New South Wales, Australia, linking Sydney with the inland city of Armidale through the Northern Tablelands.
  • D. Trans-Australian Railway corridor
    The Trans-Australian Railway corridor is a major east–west rail route spanning the Australian continent, linking Western Australia with the eastern states across the vast Nullarbor Plain.
  • E. Sydney–Brisbane rail corridor
    The Sydney–Brisbane rail corridor is a major intercity railway line along Australia’s east coast that connects the cities of Sydney in New South Wales and Brisbane in Queensland, serving numerous regional towns along the route.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69d822e34b348190ada4d1cdb6c7c226 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69deb56bdb8081909ff86440ba20fb1f completed April 14, 2026, 9:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69fe72a181708190816c391f6a5d06f0 completed May 8, 2026, 11:32 p.m.
NEDg Description generation batch_69fe773c861c81908ed25104c52336f1 completed May 8, 2026, 11:52 p.m.
NED2 Entity disambiguation (via description) batch_69fe77907f50819098ad0d1b5d7050ef completed May 8, 2026, 11:53 p.m.
Created at: April 10, 2026, 1:28 a.m.