Triple

T14147561
Position Surface form Disambiguated ID Type / Status
Subject Sydney–Newcastle rail corridor E350591 entity
Predicate connectsTo P845 FINISHED
Object Hunter Line (at Broadmeadow / Newcastle area)
The Hunter Line is a regional passenger rail service in New South Wales that links Newcastle and its suburbs with towns in the Hunter Valley, including Maitland, Singleton, and Scone.
E1081642 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: Hunter Line (at Broadmeadow / Newcastle area) | Statement: [Sydney–Newcastle rail corridor, connectsTo, Hunter Line (at Broadmeadow / Newcastle area)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Hunter Line (at Broadmeadow / Newcastle area)
Context triple: [Sydney–Newcastle rail corridor, connectsTo, Hunter Line (at Broadmeadow / Newcastle area)]
  • A. Blayney–Millthorpe line
    The Blayney–Millthorpe line is a disused railway branch in New South Wales, Australia, that once connected the towns of Blayney and Millthorpe to the broader regional rail network.
  • B. Upfield railway line
    The Upfield railway line is a suburban passenger rail corridor in Melbourne, Australia, running through the city’s northern suburbs to serve local commuters.
  • C. Pakenham line
    The Pakenham line is a suburban railway line in Melbourne, Australia, running from the central business district to the southeastern suburb of Pakenham as part of the city’s metropolitan train network.
  • D. Airedale line
    The Airedale line is a key suburban and regional railway route in West Yorkshire, England, linking Leeds with towns such as Shipley, Bingley, Keighley and Skipton.
  • E. Williamstown line
    The Williamstown line is a suburban railway line in Melbourne, Australia, serving the inner-western suburbs and terminating at the bayside suburb of Williamstown.
  • 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: Hunter Line (at Broadmeadow / Newcastle area)
Triple: [Sydney–Newcastle rail corridor, connectsTo, Hunter Line (at Broadmeadow / Newcastle area)]
Generated description
The Hunter Line is a regional passenger rail service in New South Wales that links Newcastle and its suburbs with towns in the Hunter Valley, including Maitland, Singleton, and Scone.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Hunter Line (at Broadmeadow / Newcastle area)
Target entity description: The Hunter Line is a regional passenger rail service in New South Wales that links Newcastle and its suburbs with towns in the Hunter Valley, including Maitland, Singleton, and Scone.
  • A. Blayney–Millthorpe line
    The Blayney–Millthorpe line is a disused railway branch in New South Wales, Australia, that once connected the towns of Blayney and Millthorpe to the broader regional rail network.
  • B. Upfield railway line
    The Upfield railway line is a suburban passenger rail corridor in Melbourne, Australia, running through the city’s northern suburbs to serve local commuters.
  • C. Pakenham line
    The Pakenham line is a suburban railway line in Melbourne, Australia, running from the central business district to the southeastern suburb of Pakenham as part of the city’s metropolitan train network.
  • D. Airedale line
    The Airedale line is a key suburban and regional railway route in West Yorkshire, England, linking Leeds with towns such as Shipley, Bingley, Keighley and Skipton.
  • E. Williamstown line
    The Williamstown line is a suburban railway line in Melbourne, Australia, serving the inner-western suburbs and terminating at the bayside suburb of Williamstown.
  • 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_69d827865f608190b311820428ae027b completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de612266248190a8591b646fe30ae6 completed April 14, 2026, 3:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69fcdf1d8c448190bd223258b28fecc9 completed May 7, 2026, 6:51 p.m.
NEDg Description generation batch_69fce113c11481908751ecf62afc29a5 completed May 7, 2026, 6:59 p.m.
NED2 Entity disambiguation (via description) batch_69fce1a848f081909d96849a14230be1 completed May 7, 2026, 7:02 p.m.
Created at: April 10, 2026, 12:55 a.m.