Triple

T14268876
Position Surface form Disambiguated ID Type / Status
Subject T2 Inner West & Leppington Line E353723 entity
Predicate terminus P388 FINISHED
Object Leppington railway station
Leppington railway station is a suburban train station in Sydney, Australia, serving as a key transport hub for the Leppington area and surrounding south‑western suburbs.
 E1089339 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: Leppington railway station | Statement: [T2 Inner West & Leppington Line, terminus, Leppington railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Leppington railway station
Context triple: [T2 Inner West & Leppington Line, terminus, Leppington railway station]
  • A. Netherwood station
    Netherwood station is a commuter rail stop in Plainfield, New Jersey, served by NJ Transit trains on the Raritan Valley Line.
  • B. Leatherhead railway station
    Leatherhead railway station is a commuter rail station in Surrey, England, serving the town of Leatherhead on routes into London and surrounding areas.
  • C. Nutfield railway station
    Nutfield railway station is a small commuter rail stop in Surrey, England, serving the village of Nutfield on the Redhill–Tonbridge line.
  • D. Pickering railway station
    Pickering railway station is a heritage railway station in North Yorkshire, England, serving as the southern gateway to the preserved North Yorkshire Moors Railway and a popular tourist attraction.
  • E. Lapworth railway station
    Lapworth railway station is a small rural stop in Warwickshire, England, serving the village of Lapworth with regional rail services between Birmingham and Leamington Spa.
  • 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: Leppington railway station
Triple: [T2 Inner West & Leppington Line, terminus, Leppington railway station]
Generated description
Leppington railway station is a suburban train station in Sydney, Australia, serving as a key transport hub for the Leppington area and surrounding south‑western suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Leppington railway station
Target entity description: Leppington railway station is a suburban train station in Sydney, Australia, serving as a key transport hub for the Leppington area and surrounding south‑western suburbs.
  • A. Netherwood station
    Netherwood station is a commuter rail stop in Plainfield, New Jersey, served by NJ Transit trains on the Raritan Valley Line.
  • B. Leatherhead railway station
    Leatherhead railway station is a commuter rail station in Surrey, England, serving the town of Leatherhead on routes into London and surrounding areas.
  • C. Nutfield railway station
    Nutfield railway station is a small commuter rail stop in Surrey, England, serving the village of Nutfield on the Redhill–Tonbridge line.
  • D. Pickering railway station
    Pickering railway station is a heritage railway station in North Yorkshire, England, serving as the southern gateway to the preserved North Yorkshire Moors Railway and a popular tourist attraction.
  • E. Lapworth railway station
    Lapworth railway station is a small rural stop in Warwickshire, England, serving the village of Lapworth with regional rail services between Birmingham and Leamington Spa.
  • 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_69d8278d25148190abf1a8c8f5f533ad completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de657fe6708190b41de48c43cff647 completed April 14, 2026, 4:04 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd32682a0481908918570a778e185a completed May 8, 2026, 12:46 a.m.
NEDg Description generation batch_69fd3325e8448190960da169f7f9fe40 completed May 8, 2026, 12:49 a.m.
NED2 Entity disambiguation (via description) batch_69fd33fd92608190a0dcaaafe0cfc51a completed May 8, 2026, 12:53 a.m.
Created at: April 10, 2026, 1:10 a.m.