Triple

T548207
Position Surface form Disambiguated ID Type / Status
Subject Main Southern railway line E12777 entity
Predicate hasSuburbanSection P15571 FINISHED
Object T2 Inner West & Leppington Line (Sydney Trains)
The T2 Inner West & Leppington Line is a Sydney Trains suburban rail service that connects the Inner West suburbs with the Leppington area as part of the city's metropolitan passenger network.
E68312 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: T2 Inner West & Leppington Line (Sydney Trains) | Statement: [Main Southern railway line, hasSuburbanSection, T2 Inner West & Leppington Line (Sydney Trains)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: T2 Inner West & Leppington Line (Sydney Trains)
Context triple: [Main Southern railway line, hasSuburbanSection, T2 Inner West & Leppington Line (Sydney Trains)]
  • A. North Coast railway line
    The North Coast railway line is a major rail corridor in New South Wales, Australia, running along the state’s north coast and linking Sydney with Brisbane via numerous regional coastal centres.
  • B. LRT Line 2
    LRT Line 2 is an elevated rapid transit line in Metro Manila, Philippines, running east–west and serving major areas including Quezon City, Manila, and Pasig.
  • C. S1 Line
    The S1 Line is a medium-capacity maglev rapid transit line in the Beijing Subway system serving the western suburbs of the city.
  • D. Line 4 Sheppard
    Line 4 Sheppard is a short, east–west subway line in Toronto’s transit system that primarily serves the Sheppard Avenue corridor in the city’s north end.
  • E. Atherton line
    The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
  • 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: T2 Inner West & Leppington Line (Sydney Trains)
Triple: [Main Southern railway line, hasSuburbanSection, T2 Inner West & Leppington Line (Sydney Trains)]
Generated description
The T2 Inner West & Leppington Line is a Sydney Trains suburban rail service that connects the Inner West suburbs with the Leppington area as part of the city's metropolitan passenger network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: T2 Inner West & Leppington Line (Sydney Trains)
Target entity description: The T2 Inner West & Leppington Line is a Sydney Trains suburban rail service that connects the Inner West suburbs with the Leppington area as part of the city's metropolitan passenger network.
  • A. North Coast railway line
    The North Coast railway line is a major rail corridor in New South Wales, Australia, running along the state’s north coast and linking Sydney with Brisbane via numerous regional coastal centres.
  • B. LRT Line 2
    LRT Line 2 is an elevated rapid transit line in Metro Manila, Philippines, running east–west and serving major areas including Quezon City, Manila, and Pasig.
  • C. S1 Line
    The S1 Line is a medium-capacity maglev rapid transit line in the Beijing Subway system serving the western suburbs of the city.
  • D. Line 4 Sheppard
    Line 4 Sheppard is a short, east–west subway line in Toronto’s transit system that primarily serves the Sheppard Avenue corridor in the city’s north end.
  • E. Atherton line
    The Atherton line is a suburban railway route in Greater Manchester, England, connecting Manchester with towns such as Swinton, Walkden, and Atherton.
  • 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_69a49334226c81908b0ea1689ef6aa3f completed March 1, 2026, 7:27 p.m.
NER Named-entity recognition batch_69a49d278cf88190ad1368da91a7014f completed March 1, 2026, 8:10 p.m.
NED1 Entity disambiguation (via context triple) batch_69a4d044b03c8190b7c87b0da05e4d6e completed March 1, 2026, 11:48 p.m.
NEDg Description generation batch_69a4d0daca588190a6a1865ae3d12c71 completed March 1, 2026, 11:50 p.m.
NED2 Entity disambiguation (via description) batch_69a4d18801248190afedd4ea5f718bd7 completed March 1, 2026, 11:53 p.m.
Created at: March 1, 2026, 7:32 p.m.