Triple
T2741873
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Union Station (Toronto) |
E60768
|
entity |
| Predicate | operatedBy |
P86
|
FINISHED |
| Object |
Toronto Terminals Railway
Toronto Terminals Railway is a railway company responsible for managing and operating Toronto’s Union Station rail corridor and related terminal infrastructure.
|
E295981
|
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: Toronto Terminals Railway | Statement: [Union Station (Toronto), operatedBy, Toronto Terminals Railway]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toronto Terminals Railway Context triple: [Union Station (Toronto), operatedBy, Toronto Terminals Railway]
-
A.
Toronto Railway Company
The Toronto Railway Company was a private streetcar operator that ran Toronto’s electric tram system in the late 19th and early 20th centuries before public transit was municipalized.
-
B.
Ontario Northland Railway
Ontario Northland Railway is a regional rail operator in northeastern Ontario that provides freight and passenger services connecting remote communities with larger urban centers.
-
C.
Toronto Civic Railways
Toronto Civic Railways was a municipally owned streetcar system that operated in Toronto in the early 20th century before being absorbed into the unified public transit network.
-
D.
Grand Trunk Railway
The Grand Trunk Railway was a major 19th- and early 20th-century Canadian railway system that played a key role in linking central Canada with the Atlantic coast and the United States before being absorbed into the Canadian National Railway.
-
E.
Intercolonial Railway of Canada
The Intercolonial Railway of Canada was a government-owned railway that linked the Maritime provinces with central Canada and played a key role in the country’s early national transportation 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: Toronto Terminals Railway Triple: [Union Station (Toronto), operatedBy, Toronto Terminals Railway]
Generated description
Toronto Terminals Railway is a railway company responsible for managing and operating Toronto’s Union Station rail corridor and related terminal infrastructure.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Toronto Terminals Railway Target entity description: Toronto Terminals Railway is a railway company responsible for managing and operating Toronto’s Union Station rail corridor and related terminal infrastructure.
-
A.
Toronto Railway Company
The Toronto Railway Company was a private streetcar operator that ran Toronto’s electric tram system in the late 19th and early 20th centuries before public transit was municipalized.
-
B.
Ontario Northland Railway
Ontario Northland Railway is a regional rail operator in northeastern Ontario that provides freight and passenger services connecting remote communities with larger urban centers.
-
C.
Toronto Civic Railways
Toronto Civic Railways was a municipally owned streetcar system that operated in Toronto in the early 20th century before being absorbed into the unified public transit network.
-
D.
Grand Trunk Railway
The Grand Trunk Railway was a major 19th- and early 20th-century Canadian railway system that played a key role in linking central Canada with the Atlantic coast and the United States before being absorbed into the Canadian National Railway.
-
E.
Intercolonial Railway of Canada
The Intercolonial Railway of Canada was a government-owned railway that linked the Maritime provinces with central Canada and played a key role in the country’s early national transportation 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_69ab4b77febc819095603eb012cd141b |
completed | March 6, 2026, 9:47 p.m. |
| NER | Named-entity recognition | batch_69abdb303898819098a7d192e29817f8 |
completed | March 7, 2026, 8 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69afbbca8ac081909ce86d4cd911b4f1 |
completed | March 10, 2026, 6:35 a.m. |
| NEDg | Description generation | batch_69afbcc1dd988190826ab05e55adf1ee |
completed | March 10, 2026, 6:40 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69afbd452e1c8190a3ee9eaf642e80a0 |
completed | March 10, 2026, 6:42 a.m. |
Created at: March 6, 2026, 9:56 p.m.