Triple
T15036966
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | UP Express |
E378500
|
entity |
| Predicate | usesRailCorridor |
P24245
|
FINISHED |
| Object |
Kitchener corridor
The Kitchener corridor is a major rail line in the Greater Toronto Area that carries GO Transit commuter trains and other services between Toronto and communities to the northwest, including Kitchener.
|
E1132741
|
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: Kitchener corridor | Statement: [UP Express, usesRailCorridor, Kitchener corridor]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kitchener corridor Context triple: [UP Express, usesRailCorridor, Kitchener corridor]
-
A.
Bankstown corridor
Bankstown corridor is an urban rail and development precinct in Sydney centered around the Bankstown Line, targeted for transport upgrades and higher-density growth.
-
B.
Stouffville corridor
The Stouffville corridor is a key GO Transit rail route in the Greater Toronto Area that connects downtown Toronto with the suburban communities of Markham, Stouffville, and surrounding areas.
-
C.
Hume corridor
The Hume corridor is a major transport and development axis in southeastern Australia that links Sydney and Melbourne through a chain of growing regional centres along the Hume Highway and rail line.
-
D.
St. Clair Avenue corridor
The St. Clair Avenue corridor is a major east–west arterial route in Toronto known for its dedicated streetcar right-of-way, mixed residential and commercial neighborhoods, and role as a key midtown transit and traffic spine.
-
E.
Lakeshore East corridor
The Lakeshore East corridor is a major rail route in the Greater Toronto Area that carries GO Transit commuter trains between downtown Toronto and communities to the east.
- 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: Kitchener corridor Triple: [UP Express, usesRailCorridor, Kitchener corridor]
Generated description
The Kitchener corridor is a major rail line in the Greater Toronto Area that carries GO Transit commuter trains and other services between Toronto and communities to the northwest, including Kitchener.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kitchener corridor Target entity description: The Kitchener corridor is a major rail line in the Greater Toronto Area that carries GO Transit commuter trains and other services between Toronto and communities to the northwest, including Kitchener.
-
A.
Bankstown corridor
Bankstown corridor is an urban rail and development precinct in Sydney centered around the Bankstown Line, targeted for transport upgrades and higher-density growth.
-
B.
Stouffville corridor
The Stouffville corridor is a key GO Transit rail route in the Greater Toronto Area that connects downtown Toronto with the suburban communities of Markham, Stouffville, and surrounding areas.
-
C.
Hume corridor
The Hume corridor is a major transport and development axis in southeastern Australia that links Sydney and Melbourne through a chain of growing regional centres along the Hume Highway and rail line.
-
D.
St. Clair Avenue corridor
The St. Clair Avenue corridor is a major east–west arterial route in Toronto known for its dedicated streetcar right-of-way, mixed residential and commercial neighborhoods, and role as a key midtown transit and traffic spine.
-
E.
Lakeshore East corridor
The Lakeshore East corridor is a major rail route in the Greater Toronto Area that carries GO Transit commuter trains between downtown Toronto and communities to the east.
- 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_69d85cd46b2c819090d054c27787f677 |
completed | April 10, 2026, 2:13 a.m. |
| NER | Named-entity recognition | batch_69ded82b29948190acda49cbec3f927a |
completed | April 15, 2026, 12:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fe9ddfc13481909333690016650410 |
completed | May 9, 2026, 2:37 a.m. |
| NEDg | Description generation | batch_69fe9e7e12488190972b383d66a2651e |
completed | May 9, 2026, 2:39 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69fe9f0dd1ac8190a802e9b388b9c770 |
completed | May 9, 2026, 2:42 a.m. |
Created at: April 10, 2026, 2:59 a.m.