Triple

T15250000
Position Surface form Disambiguated ID Type / Status
Subject Rosedale, Toronto, Ontario, Canada E364492 entity
Predicate borderedBy P224 FINISHED
Object CPR railway tracks
CPR railway tracks are rail lines operated by the Canadian Pacific Railway, a major transcontinental freight railway network in Canada.
E1144957 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: CPR railway tracks | Statement: [Rosedale, Toronto, Ontario, Canada, borderedBy, CPR railway tracks]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: CPR railway tracks
Context triple: [Rosedale, Toronto, Ontario, Canada, borderedBy, CPR railway tracks]
  • A. C train
    The C train is a local service on the New York City Subway’s Eighth Avenue Line, running primarily between Upper Manhattan and Brooklyn.
  • B. Kégresse track system
    The Kégresse track system is a flexible, rubber-based continuous track mechanism developed in the early 20th century to enable wheeled vehicles to traverse difficult terrain like snow, sand, and mud.
  • C. Railway End
    Railway End is a spectator stand at Somerset Park, the home ground of Ayr United Football Club in Scotland.
  • D. Pennsylvania Railroad tracks
    The Pennsylvania Railroad tracks are rail lines that were part of the extensive network operated by the historic Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
  • E. Railtrack
    Railtrack was the former private owner and operator of most of Britain’s railway infrastructure, which was later replaced by the publicly owned Network Rail after financial and safety controversies.
  • 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: CPR railway tracks
Triple: [Rosedale, Toronto, Ontario, Canada, borderedBy, CPR railway tracks]
Generated description
CPR railway tracks are rail lines operated by the Canadian Pacific Railway, a major transcontinental freight railway network in Canada.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: CPR railway tracks
Target entity description: CPR railway tracks are rail lines operated by the Canadian Pacific Railway, a major transcontinental freight railway network in Canada.
  • A. C train
    The C train is a local service on the New York City Subway’s Eighth Avenue Line, running primarily between Upper Manhattan and Brooklyn.
  • B. Kégresse track system
    The Kégresse track system is a flexible, rubber-based continuous track mechanism developed in the early 20th century to enable wheeled vehicles to traverse difficult terrain like snow, sand, and mud.
  • C. Railway End
    Railway End is a spectator stand at Somerset Park, the home ground of Ayr United Football Club in Scotland.
  • D. Pennsylvania Railroad tracks
    The Pennsylvania Railroad tracks are rail lines that were part of the extensive network operated by the historic Pennsylvania Railroad, once one of the largest and most influential railroads in the United States.
  • E. Railtrack
    Railtrack was the former private owner and operator of most of Britain’s railway infrastructure, which was later replaced by the publicly owned Network Rail after financial and safety controversies.
  • 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_69d85a0dde7481908fc64d1e82d5d20d completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e007f62b9c8190b9ad40e2d1912b63 completed April 15, 2026, 9:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69fedd4ac4e48190b011b34cb5205b68 completed May 9, 2026, 7:07 a.m.
NEDg Description generation batch_69fedeb0c4cc81908529ae29f8080ef2 completed May 9, 2026, 7:13 a.m.
NED2 Entity disambiguation (via description) batch_69fedfa514808190b4a50e87833c5f69 completed May 9, 2026, 7:17 a.m.
Created at: April 10, 2026, 3:13 a.m.