Triple

T548184
Position Surface form Disambiguated ID Type / Status
Subject Main Southern railway line E12777 entity
Predicate operator P179 FINISHED
Object Sydney Trains
Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
E68309 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: Sydney Trains | Statement: [Main Southern railway line, operator, Sydney Trains]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sydney Trains
Context triple: [Main Southern railway line, operator, Sydney Trains]
  • A. Transport for NSW
    Transport for NSW is the New South Wales government agency responsible for planning, coordinating, and managing the state’s transport systems, including roads, public transit, and maritime services.
  • B. Capital Airport Express
    Capital Airport Express is a dedicated rapid transit line in the Beijing Subway system that connects central Beijing with Beijing Capital International Airport.
  • C. 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.
  • D. 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.
  • E. O-Train
    The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
  • 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: Sydney Trains
Triple: [Main Southern railway line, operator, Sydney Trains]
Generated description
Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sydney Trains
Target entity description: Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
  • A. Transport for NSW
    Transport for NSW is the New South Wales government agency responsible for planning, coordinating, and managing the state’s transport systems, including roads, public transit, and maritime services.
  • B. Capital Airport Express
    Capital Airport Express is a dedicated rapid transit line in the Beijing Subway system that connects central Beijing with Beijing Capital International Airport.
  • C. 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.
  • D. 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.
  • E. O-Train
    The O-Train is Ottawa’s urban rail transit system, providing light rail service across key corridors of Canada’s capital city.
  • 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_69a49900895c819092a131c185a758bf completed March 1, 2026, 7:52 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.