Triple

T7690837
Position Surface form Disambiguated ID Type / Status
Subject Dublin–Westport railway line (branch to Ballina) E174239 entity
Predicate historicalOperator P2834 FINISHED
Object Great Southern Railways
Great Southern Railways was a major Irish railway company that operated much of the country’s rail network in the early to mid-20th century.
E681866 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: Great Southern Railways | Statement: [Dublin–Westport railway line (branch to Ballina), historicalOperator, Great Southern Railways]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Great Southern Railways
Context triple: [Dublin–Westport railway line (branch to Ballina), historicalOperator, Great Southern Railways]
  • A. Great Southern Rail
    Great Southern Rail is an Australian long-distance passenger train operator best known for running iconic interstate services such as The Ghan and the Indian Pacific.
  • B. Victorian Railways
    Victorian Railways was the former state-owned railway operator in Victoria, Australia, responsible for running most of the state's passenger and freight train services for much of the 19th and 20th centuries.
  • C. Canada Southern Railway
    Canada Southern Railway was a 19th- and early 20th-century railway company that operated a key east–west main line across southern Ontario, providing an important international link between the U.S. and Canada.
  • D. Southern Railway (UK)
    Southern Railway (UK) was a major British railway company formed in 1923 that operated routes in southern England, including busy commuter and coastal lines, until nationalisation in 1948.
  • E. NSW Government Railways
    NSW Government Railways was the former state-owned agency responsible for operating and managing New South Wales’ railway network in Australia.
  • 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: Great Southern Railways
Triple: [Dublin–Westport railway line (branch to Ballina), historicalOperator, Great Southern Railways]
Generated description
Great Southern Railways was a major Irish railway company that operated much of the country’s rail network in the early to mid-20th century.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Great Southern Railways
Target entity description: Great Southern Railways was a major Irish railway company that operated much of the country’s rail network in the early to mid-20th century.
  • A. Great Southern Rail
    Great Southern Rail is an Australian long-distance passenger train operator best known for running iconic interstate services such as The Ghan and the Indian Pacific.
  • B. Victorian Railways
    Victorian Railways was the former state-owned railway operator in Victoria, Australia, responsible for running most of the state's passenger and freight train services for much of the 19th and 20th centuries.
  • C. Canada Southern Railway
    Canada Southern Railway was a 19th- and early 20th-century railway company that operated a key east–west main line across southern Ontario, providing an important international link between the U.S. and Canada.
  • D. Southern Railway (UK)
    Southern Railway (UK) was a major British railway company formed in 1923 that operated routes in southern England, including busy commuter and coastal lines, until nationalisation in 1948.
  • E. NSW Government Railways
    NSW Government Railways was the former state-owned agency responsible for operating and managing New South Wales’ railway network in Australia.
  • 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_69c6995966348190939e6c37ba272c06 completed March 27, 2026, 2:51 p.m.
NER Named-entity recognition batch_69c702421dec8190a74f8ade992ca811 completed March 27, 2026, 10:18 p.m.
NED1 Entity disambiguation (via context triple) batch_69c8a26686a08190acf66586f6c7592b completed March 29, 2026, 3:54 a.m.
NEDg Description generation batch_69c8a34c93a081908ec3509c3abb3866 completed March 29, 2026, 3:58 a.m.
NED2 Entity disambiguation (via description) batch_69c8a3b4e0a88190ad525c83bd03e09f completed March 29, 2026, 3:59 a.m.
Created at: March 27, 2026, 4:02 p.m.