Triple

T3227982
Position Surface form Disambiguated ID Type / Status
Subject Greater Sydney region E67667 entity
Predicate hasTransportSystem P473 FINISHED
Object Sydney light rail
Sydney light rail is a modern tram-based public transport network serving key corridors across inner Sydney and connecting major hubs such as the CBD and southeastern suburbs.
E343117 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 light rail | Statement: [Greater Sydney region, hasTransportSystem, Sydney light rail]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Sydney light rail
Context triple: [Greater Sydney region, hasTransportSystem, Sydney light rail]
  • A. Sydney Metro
    Sydney Metro is a fully automated rapid transit system serving the Sydney metropolitan area, designed to provide high-frequency, high-capacity rail services independent of the existing suburban train network.
  • B. Newcastle Light Rail
    Newcastle Light Rail is a modern tram system serving central Newcastle, New South Wales, providing frequent urban public transport between key city locations.
  • C. Melbourne tram network
    The Melbourne tram network is an extensive electric tram system that serves as a key component of public transport across Melbourne, Australia, and is one of the largest tram networks in the world.
  • D. Sydney Trains
    Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
  • E. Werribee line
    The Werribee line is a suburban railway line in Melbourne, Australia, that runs from the central business district to the southwestern suburb of Werribee as part of the city’s metropolitan train network.
  • 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 light rail
Triple: [Greater Sydney region, hasTransportSystem, Sydney light rail]
Generated description
Sydney light rail is a modern tram-based public transport network serving key corridors across inner Sydney and connecting major hubs such as the CBD and southeastern suburbs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Sydney light rail
Target entity description: Sydney light rail is a modern tram-based public transport network serving key corridors across inner Sydney and connecting major hubs such as the CBD and southeastern suburbs.
  • A. Sydney Metro
    Sydney Metro is a fully automated rapid transit system serving the Sydney metropolitan area, designed to provide high-frequency, high-capacity rail services independent of the existing suburban train network.
  • B. Newcastle Light Rail
    Newcastle Light Rail is a modern tram system serving central Newcastle, New South Wales, providing frequent urban public transport between key city locations.
  • C. Melbourne tram network
    The Melbourne tram network is an extensive electric tram system that serves as a key component of public transport across Melbourne, Australia, and is one of the largest tram networks in the world.
  • D. Sydney Trains
    Sydney Trains is a government-owned suburban rail network operator serving the greater Sydney metropolitan area in New South Wales, Australia.
  • E. Werribee line
    The Werribee line is a suburban railway line in Melbourne, Australia, that runs from the central business district to the southwestern suburb of Werribee as part of the city’s metropolitan train network.
  • 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_69ad858c61888190a31196310d9b30b5 completed March 8, 2026, 2:19 p.m.
NER Named-entity recognition batch_69adaeb6f8588190a33a9d6c779e8992 completed March 8, 2026, 5:15 p.m.
NED1 Entity disambiguation (via context triple) batch_69b28e9f56b881908742f2aff68b2a34 completed March 12, 2026, 9:59 a.m.
NEDg Description generation batch_69b2966f189c8190bb56daea54be8a93 completed March 12, 2026, 10:33 a.m.
NED2 Entity disambiguation (via description) batch_69b2d6bf36988190b394766e9821047c completed March 12, 2026, 3:07 p.m.
Created at: March 8, 2026, 3:08 p.m.