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.