Triple

T18735372
Position Surface form Disambiguated ID Type / Status
Subject Bridgewater, Tasmania E458148 entity
Predicate hasTransport P1298 FINISHED
Object South railway line (Tasmania)
The South railway line in Tasmania is a key rail corridor connecting Hobart with other regions of the state, serving both freight and limited passenger operations.
E1339611 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: South railway line (Tasmania) | Statement: [Bridgewater, Tasmania, hasTransport, South railway line (Tasmania)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: South railway line (Tasmania)
Context triple: [Bridgewater, Tasmania, hasTransport, South railway line (Tasmania)]
  • A. Southern railway line (Queensland)
    The Southern railway line in Queensland is a historic rail route that runs through the state's southern inland regions, linking rural communities and connecting with New South Wales at the border town of Wallangarra.
  • B. Tonsley railway line
    The Tonsley railway line is a suburban rail line in Adelaide, South Australia, serving the city’s southern suburbs and connecting them to the broader metropolitan rail network.
  • C. Illawarra railway line
    The Illawarra railway line is a major suburban and intercity rail corridor in New South Wales, Australia, running from Sydney through the Illawarra region along the South Coast.
  • D. South Western railway line (Queensland)
    The South Western railway line in Queensland is a regional rail route that serves the state's south-west, connecting rural communities and supporting agricultural transport.
  • E. Gwabegar railway line
    The Gwabegar railway line is a regional rail line in New South Wales, Australia, that historically served rural communities and freight operations across the state's Central West and North West.
  • 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: South railway line (Tasmania)
Triple: [Bridgewater, Tasmania, hasTransport, South railway line (Tasmania)]
Generated description
The South railway line in Tasmania is a key rail corridor connecting Hobart with other regions of the state, serving both freight and limited passenger operations.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: South railway line (Tasmania)
Target entity description: The South railway line in Tasmania is a key rail corridor connecting Hobart with other regions of the state, serving both freight and limited passenger operations.
  • A. Southern railway line (Queensland)
    The Southern railway line in Queensland is a historic rail route that runs through the state's southern inland regions, linking rural communities and connecting with New South Wales at the border town of Wallangarra.
  • B. Tonsley railway line
    The Tonsley railway line is a suburban rail line in Adelaide, South Australia, serving the city’s southern suburbs and connecting them to the broader metropolitan rail network.
  • C. Illawarra railway line
    The Illawarra railway line is a major suburban and intercity rail corridor in New South Wales, Australia, running from Sydney through the Illawarra region along the South Coast.
  • D. South Western railway line (Queensland)
    The South Western railway line in Queensland is a regional rail route that serves the state's south-west, connecting rural communities and supporting agricultural transport.
  • E. Gwabegar railway line
    The Gwabegar railway line is a regional rail line in New South Wales, Australia, that historically served rural communities and freight operations across the state's Central West and North West.
  • 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_69d8d394dc308190b6725073f5db324c completed April 10, 2026, 10:40 a.m.
NER Named-entity recognition batch_69e56d7ae10081908bc6857d1d147eef completed April 20, 2026, 12:04 a.m.
NED1 Entity disambiguation (via context triple) batch_6a05325fae0c8190a7f1a726ad86e3b6 completed May 14, 2026, 2:24 a.m.
NEDg Description generation batch_6a0532ce7c388190a8d6b2d83ec52354 completed May 14, 2026, 2:26 a.m.
NED2 Entity disambiguation (via description) batch_6a053363f09c8190a7927345f1d027b3 completed May 14, 2026, 2:28 a.m.
Created at: April 10, 2026, 11:51 a.m.