Triple
T17235328
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Summerhill, Toronto |
E418342
|
entity |
| Predicate | hasLandmark |
P105
|
FINISHED |
| Object |
North Toronto railway station building
The North Toronto railway station building is a historic former Canadian Pacific Railway station in Toronto’s Summerhill neighborhood, now best known for its preserved clock tower and reuse as a commercial space.
|
E1257293
|
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: North Toronto railway station building | Statement: [Summerhill, Toronto, hasLandmark, North Toronto railway station building]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: North Toronto railway station building Context triple: [Summerhill, Toronto, hasLandmark, North Toronto railway station building]
-
A.
Union Station, Toronto
Union Station in Toronto is the city’s primary railway and transit hub, serving as a central gateway for regional, national, and local transportation.
-
B.
Hespeler Railway Station
Hespeler Railway Station is a historic former train station in the Hespeler area of Cambridge, Ontario, recognized as a local heritage landmark.
-
C.
Eglinton GO Station
Eglinton GO Station is a commuter rail station in Toronto, Ontario, served by GO Transit's Stouffville line and connecting local transit services.
-
D.
Brampton GO Station
Brampton GO Station is a commuter rail and bus transit hub in Brampton, Ontario, serving GO Transit and regional passengers on the Kitchener line.
-
E.
Guelph Central Station
Guelph Central Station is the main intermodal transit hub in Guelph, Ontario, serving regional rail and bus services for the city and surrounding area.
- 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: North Toronto railway station building Triple: [Summerhill, Toronto, hasLandmark, North Toronto railway station building]
Generated description
The North Toronto railway station building is a historic former Canadian Pacific Railway station in Toronto’s Summerhill neighborhood, now best known for its preserved clock tower and reuse as a commercial space.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: North Toronto railway station building Target entity description: The North Toronto railway station building is a historic former Canadian Pacific Railway station in Toronto’s Summerhill neighborhood, now best known for its preserved clock tower and reuse as a commercial space.
-
A.
Union Station, Toronto
Union Station in Toronto is the city’s primary railway and transit hub, serving as a central gateway for regional, national, and local transportation.
-
B.
Hespeler Railway Station
Hespeler Railway Station is a historic former train station in the Hespeler area of Cambridge, Ontario, recognized as a local heritage landmark.
-
C.
Eglinton GO Station
Eglinton GO Station is a commuter rail station in Toronto, Ontario, served by GO Transit's Stouffville line and connecting local transit services.
-
D.
Brampton GO Station
Brampton GO Station is a commuter rail and bus transit hub in Brampton, Ontario, serving GO Transit and regional passengers on the Kitchener line.
-
E.
Guelph Central Station
Guelph Central Station is the main intermodal transit hub in Guelph, Ontario, serving regional rail and bus services for the city and surrounding area.
- 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_69d886d8e96081909870bff6c3d0bf09 |
completed | April 10, 2026, 5:12 a.m. |
| NER | Named-entity recognition | batch_69e42dfb04e481909f4ee3ed31fffe10 |
completed | April 19, 2026, 1:20 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a01676382388190ab82bd10bd53f59e |
completed | May 11, 2026, 5:21 a.m. |
| NEDg | Description generation | batch_6a0168d0303c8190b7238aaab286a855 |
completed | May 11, 2026, 5:27 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a016957570081908b9aac6e43447884 |
completed | May 11, 2026, 5:29 a.m. |
Created at: April 10, 2026, 5:39 a.m.