Triple
T1873200
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Milton, Ontario |
E39079
|
entity |
| Predicate | sportsFacility |
P2500
|
FINISHED |
| Object |
Mattamy National Cycling Centre
The Mattamy National Cycling Centre is a premier indoor velodrome and multi-sport facility in Milton, Ontario, that hosted track cycling events for the 2015 Pan American Games and serves as a national training centre.
|
E208677
|
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: Mattamy National Cycling Centre | Statement: [Milton, Ontario, sportsFacility, Mattamy National Cycling Centre]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mattamy National Cycling Centre Context triple: [Milton, Ontario, sportsFacility, Mattamy National Cycling Centre]
-
A.
National Cycling Centre
The National Cycling Centre is a major indoor velodrome and cycling facility in Manchester, England, serving as a key hub for British Cycling and elite track cycling events.
-
B.
Herne Hill Velodrome
Herne Hill Velodrome is a historic outdoor cycling track in south London, renowned as one of the world’s oldest surviving velodromes and a key venue in British track cycling history.
-
C.
Iffley Road Sports Complex
Iffley Road Sports Complex is a historic University of Oxford sports facility in Oxford, England, best known as the site where Roger Bannister ran the first sub-four-minute mile.
-
D.
Goldring Centre for High Performance Sport
The Goldring Centre for High Performance Sport is a University of Toronto athletic facility that houses advanced training, research, and competition spaces for elite varsity and high-performance athletes.
-
E.
National Biathlon Centre
The National Biathlon Centre is a dedicated winter sports facility in Zhangjiakou, China, built to host international biathlon competitions including those at the 2022 Winter Olympics.
- 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: Mattamy National Cycling Centre Triple: [Milton, Ontario, sportsFacility, Mattamy National Cycling Centre]
Generated description
The Mattamy National Cycling Centre is a premier indoor velodrome and multi-sport facility in Milton, Ontario, that hosted track cycling events for the 2015 Pan American Games and serves as a national training centre.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mattamy National Cycling Centre Target entity description: The Mattamy National Cycling Centre is a premier indoor velodrome and multi-sport facility in Milton, Ontario, that hosted track cycling events for the 2015 Pan American Games and serves as a national training centre.
-
A.
National Cycling Centre
The National Cycling Centre is a major indoor velodrome and cycling facility in Manchester, England, serving as a key hub for British Cycling and elite track cycling events.
-
B.
Herne Hill Velodrome
Herne Hill Velodrome is a historic outdoor cycling track in south London, renowned as one of the world’s oldest surviving velodromes and a key venue in British track cycling history.
-
C.
Iffley Road Sports Complex
Iffley Road Sports Complex is a historic University of Oxford sports facility in Oxford, England, best known as the site where Roger Bannister ran the first sub-four-minute mile.
-
D.
Goldring Centre for High Performance Sport
The Goldring Centre for High Performance Sport is a University of Toronto athletic facility that houses advanced training, research, and competition spaces for elite varsity and high-performance athletes.
-
E.
National Biathlon Centre
The National Biathlon Centre is a dedicated winter sports facility in Zhangjiakou, China, built to host international biathlon competitions including those at the 2022 Winter Olympics.
- 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_69a8862f7074819096afe7fe65e179e9 |
completed | March 4, 2026, 7:21 p.m. |
| NER | Named-entity recognition | batch_69abb0d648ec8190a21445ddca6f9aa6 |
completed | March 7, 2026, 5 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69add1de8728819090e80868f27c09af |
completed | March 8, 2026, 7:45 p.m. |
| NEDg | Description generation | batch_69add25d68488190ad9d142573bf044b |
completed | March 8, 2026, 7:47 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69add2ba229081909783af4edce0ed75 |
completed | March 8, 2026, 7:49 p.m. |
Created at: March 4, 2026, 7:34 p.m.