Triple

T14685397
Position Surface form Disambiguated ID Type / Status
Subject CountryLink E344895 entity
Predicate operatedRoute P18593 FINISHED
Object 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.
 E1121982 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–Dubbo rail corridor | Statement: [CountryLink, operatedRoute, Sydney–Dubbo rail corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Sydney–Dubbo rail corridor
Context triple: [CountryLink, operatedRoute, Sydney–Dubbo rail corridor]
  • A. 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.
  • B. Sydney–Newcastle rail corridor
    The Sydney–Newcastle rail corridor is a major intercity railway line in New South Wales, Australia, linking Sydney with the coastal city of Newcastle and serving numerous commuter and regional services along the route.
  • C. Sydney–Melbourne rail corridor
    The Sydney–Melbourne rail corridor is a major intercity railway route linking Australia’s two largest cities and serving as a key passenger and freight transport spine in southeastern Australia.
  • 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. Adelaide–Darwin railway
    The Adelaide–Darwin railway is a north–south transcontinental rail line in Australia that links the southern city of Adelaide with the northern port of Darwin, traversing the country’s central outback.
  • 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–Dubbo rail corridor
Triple: [CountryLink, operatedRoute, Sydney–Dubbo rail corridor]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Sydney–Dubbo rail corridor
Target entity description: 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.
  • A. 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.
  • B. Sydney–Newcastle rail corridor
    The Sydney–Newcastle rail corridor is a major intercity railway line in New South Wales, Australia, linking Sydney with the coastal city of Newcastle and serving numerous commuter and regional services along the route.
  • C. Sydney–Melbourne rail corridor
    The Sydney–Melbourne rail corridor is a major intercity railway route linking Australia’s two largest cities and serving as a key passenger and freight transport spine in southeastern Australia.
  • 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. Adelaide–Darwin railway
    The Adelaide–Darwin railway is a north–south transcontinental rail line in Australia that links the southern city of Adelaide with the northern port of Darwin, traversing the country’s central outback.
  • 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_69fe38857068819085e0d62829302abd completed May 8, 2026, 7:24 p.m.
NEDg Description generation batch_69fe51446e7c8190ad8d3c1396e64a8e completed May 8, 2026, 9:10 p.m.
NED2 Entity disambiguation (via description) batch_69fe5192da448190869093360766e815 completed May 8, 2026, 9:11 p.m.
Created at: April 10, 2026, 1:28 a.m.