Triple

T14686494
Position Surface form Disambiguated ID Type / Status
Subject Revesby railway station E344920 entity
Predicate servedByLine P1293 FINISHED
Object East Hills line
The East Hills line is a suburban railway line in Sydney, Australia, connecting the city centre with the south‑western suburbs including Revesby.
E344934 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: East Hills line | Statement: [Revesby railway station, servedByLine, East Hills line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: East Hills line
Context triple: [Revesby railway station, servedByLine, East Hills line]
  • A. Eastern Parkway Line
    The Eastern Parkway Line is a major New York City Subway route in Brooklyn that carries 2, 3, 4, and 5 trains along Eastern Parkway as part of the IRT system.
  • B. Morristown Line
    The Morristown Line is a New Jersey Transit commuter rail route serving towns between Hoboken/New York and western New Jersey, including Morristown.
  • C. Airport & East Hills Line
    The Airport & East Hills Line was a suburban passenger rail service in Sydney, Australia, that connected the city’s central business district with the eastern suburbs and Sydney Airport before being rebranded as part of the T8 Airport & South Line.
  • D. Pascack Valley Line
    The Pascack Valley Line is a commuter rail line in northern New Jersey and southeastern New York that provides passenger service between Spring Valley, NY, and Hoboken Terminal, operated by NJ Transit.
  • E. Montclair-Boonton Line
    The Montclair-Boonton Line is a commuter rail line in northern New Jersey that provides NJ Transit service between New York City/Newark and suburban communities in Essex, Morris, and Passaic counties.
  • 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: East Hills line
Triple: [Revesby railway station, servedByLine, East Hills line]
Generated description
The East Hills line is a suburban railway line in Sydney, Australia, connecting the city centre with the south‑western suburbs including Revesby.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: East Hills line
Target entity description: The East Hills line is a suburban railway line in Sydney, Australia, connecting the city centre with the south‑western suburbs including Revesby.
  • A. Eastern Parkway Line
    The Eastern Parkway Line is a major New York City Subway route in Brooklyn that carries 2, 3, 4, and 5 trains along Eastern Parkway as part of the IRT system.
  • B. Morristown Line
    The Morristown Line is a New Jersey Transit commuter rail route serving towns between Hoboken/New York and western New Jersey, including Morristown.
  • C. Airport & East Hills Line chosen
    The Airport & East Hills Line was a suburban passenger rail service in Sydney, Australia, that connected the city’s central business district with the eastern suburbs and Sydney Airport before being rebranded as part of the T8 Airport & South Line.
  • D. Pascack Valley Line
    The Pascack Valley Line is a commuter rail line in northern New Jersey and southeastern New York that provides passenger service between Spring Valley, NY, and Hoboken Terminal, operated by NJ Transit.
  • E. Montclair-Boonton Line
    The Montclair-Boonton Line is a commuter rail line in northern New Jersey that provides NJ Transit service between New York City/Newark and suburban communities in Essex, Morris, and Passaic counties.
  • F. None of above.

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_69deb58306548190b981956a83a84b95 completed April 14, 2026, 9:45 p.m.
NED1 Entity disambiguation (via context triple) batch_69fde1876fdc81908a4fe3deebb7ff83 completed May 8, 2026, 1:13 p.m.
NEDg Description generation batch_69fde6c7a8ac8190a80b6c6ed0b5b157 completed May 8, 2026, 1:36 p.m.
NED2 Entity disambiguation (via description) batch_69fde73ca1dc8190b7fc13d7ffb6daf4 completed May 8, 2026, 1:38 p.m.
Created at: April 10, 2026, 1:28 a.m.