Triple

T14546103
Position Surface form Disambiguated ID Type / Status
Subject T5 Cumberland Line E341294 entity
Predicate servesStation P839 FINISHED
Object Toongabbie railway station
Toongabbie railway station is a suburban train station in Sydney, Australia, providing commuter rail services on the Main Western line.
 E1105108 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: Toongabbie railway station | Statement: [T5 Cumberland Line, servesStation, Toongabbie railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Toongabbie railway station
Context triple: [T5 Cumberland Line, servesStation, Toongabbie railway station]
  • A. Ourimbah railway station
    Ourimbah railway station is a regional New South Wales train station on the Central Coast & Newcastle Line, serving the suburb of Ourimbah between Gosford and Newcastle.
  • B. Tooronga railway station
    Tooronga railway station is a suburban commuter rail stop in Melbourne, Australia, serving the local area on the city’s Glen Waverley line.
  • C. Wallangarra railway station
    Wallangarra railway station is a historic border railway station in Queensland, Australia, notable for its dual-gauge platforms that once served as the break-of-gauge point between Queensland and New South Wales rail systems.
  • D. Katoomba railway station
    Katoomba railway station is a heritage-listed train station in the Blue Mountains region of New South Wales, Australia, serving the town of Katoomba on the Main Western line.
  • E. Homebush railway station
    Homebush railway station is a suburban train station in Sydney, Australia, serving as a stop on multiple lines and providing commuter access to the Inner West and surrounding areas.
  • 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: Toongabbie railway station
Triple: [T5 Cumberland Line, servesStation, Toongabbie railway station]
Generated description
Toongabbie railway station is a suburban train station in Sydney, Australia, providing commuter rail services on the Main Western line.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Toongabbie railway station
Target entity description: Toongabbie railway station is a suburban train station in Sydney, Australia, providing commuter rail services on the Main Western line.
  • A. Ourimbah railway station
    Ourimbah railway station is a regional New South Wales train station on the Central Coast & Newcastle Line, serving the suburb of Ourimbah between Gosford and Newcastle.
  • B. Tooronga railway station
    Tooronga railway station is a suburban commuter rail stop in Melbourne, Australia, serving the local area on the city’s Glen Waverley line.
  • C. Wallangarra railway station
    Wallangarra railway station is a historic border railway station in Queensland, Australia, notable for its dual-gauge platforms that once served as the break-of-gauge point between Queensland and New South Wales rail systems.
  • D. Katoomba railway station
    Katoomba railway station is a heritage-listed train station in the Blue Mountains region of New South Wales, Australia, serving the town of Katoomba on the Main Western line.
  • E. Homebush railway station
    Homebush railway station is a suburban train station in Sydney, Australia, serving as a stop on multiple lines and providing commuter access to the Inner West and surrounding areas.
  • 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_69d822db9c8481908213ceb39585f792 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69deb2ebdf9481909f4d2da1ad31099c completed April 14, 2026, 9:34 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd7a60f2f88190b08fdf0a3095d0a7 completed May 8, 2026, 5:53 a.m.
NEDg Description generation batch_69fd7d80d358819095661dac316ff69f completed May 8, 2026, 6:06 a.m.
NED2 Entity disambiguation (via description) batch_69fd7e0a30188190942ff45e0f865490 completed May 8, 2026, 6:09 a.m.
Created at: April 10, 2026, 1:22 a.m.