Triple
T1683302
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Eastern Toronto |
E36384
|
entity |
| Predicate | hasTransportationInfrastructure |
P385
|
FINISHED |
| Object |
GO Transit commuter rail lines (Lakeshore East and Stouffville corridors)
The GO Transit commuter rail lines on the Lakeshore East and Stouffville corridors are regional rail services in the Greater Toronto Area that connect eastern Toronto and its suburbs with downtown Toronto and other key destinations.
|
E189329
|
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: GO Transit commuter rail lines (Lakeshore East and Stouffville corridors) | Statement: [Eastern Toronto, hasTransportationInfrastructure, GO Transit commuter rail lines (Lakeshore East and Stouffville corridors)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: GO Transit commuter rail lines (Lakeshore East and Stouffville corridors) Context triple: [Eastern Toronto, hasTransportationInfrastructure, GO Transit commuter rail lines (Lakeshore East and Stouffville corridors)]
-
A.
GO Transit Lakeshore East line
chosen
The GO Transit Lakeshore East line is a commuter rail corridor in the Greater Toronto Area that runs eastward from Toronto’s Union Station through suburban communities toward Oshawa.
-
B.
GO Transit Lakeshore West line
The GO Transit Lakeshore West line is a commuter rail corridor in Southern Ontario that runs westward from Toronto’s Union Station through cities along the shore of Lake Ontario to Hamilton and Niagara Falls.
-
C.
GO Transit Stouffville line
The GO Transit Stouffville line is a commuter rail line in the Greater Toronto Area that runs between downtown Toronto and communities to the northeast, including Stouffville.
-
D.
GO Transit Richmond Hill line
The GO Transit Richmond Hill line is a commuter rail service in the Greater Toronto Area that connects downtown Toronto with communities along the Richmond Hill corridor.
-
E.
GO Transit Kitchener line
The GO Transit Kitchener line is a regional commuter rail corridor in Southern Ontario that connects Toronto with communities to the west, including Kitchener and Waterloo.
- F. None of above.
- 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: GO Transit commuter rail lines (Lakeshore East and Stouffville corridors) Triple: [Eastern Toronto, hasTransportationInfrastructure, GO Transit commuter rail lines (Lakeshore East and Stouffville corridors)]
Generated description
The GO Transit commuter rail lines on the Lakeshore East and Stouffville corridors are regional rail services in the Greater Toronto Area that connect eastern Toronto and its suburbs with downtown Toronto and other key destinations.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: GO Transit commuter rail lines (Lakeshore East and Stouffville corridors) Target entity description: The GO Transit commuter rail lines on the Lakeshore East and Stouffville corridors are regional rail services in the Greater Toronto Area that connect eastern Toronto and its suburbs with downtown Toronto and other key destinations.
-
A.
GO Transit Lakeshore East line
chosen
The GO Transit Lakeshore East line is a commuter rail corridor in the Greater Toronto Area that runs eastward from Toronto’s Union Station through suburban communities toward Oshawa.
-
B.
GO Transit Lakeshore West line
The GO Transit Lakeshore West line is a commuter rail corridor in Southern Ontario that runs westward from Toronto’s Union Station through cities along the shore of Lake Ontario to Hamilton and Niagara Falls.
-
C.
GO Transit Stouffville line
The GO Transit Stouffville line is a commuter rail line in the Greater Toronto Area that runs between downtown Toronto and communities to the northeast, including Stouffville.
-
D.
GO Transit Richmond Hill line
The GO Transit Richmond Hill line is a commuter rail service in the Greater Toronto Area that connects downtown Toronto with communities along the Richmond Hill corridor.
-
E.
GO Transit Kitchener line
The GO Transit Kitchener line is a regional commuter rail corridor in Southern Ontario that connects Toronto with communities to the west, including Kitchener and Waterloo.
- F. None of above.
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_69a886139ed081909af0940aa9313512 |
completed | March 4, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69aa627ab38081909d5f264ca49e036a |
completed | March 6, 2026, 5:13 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ad71bf1998819094d3eb67c6e6bafd |
completed | March 8, 2026, 12:55 p.m. |
| NEDg | Description generation | batch_69ad7298ee288190b5e2b7d2ccb17a91 |
completed | March 8, 2026, 12:59 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ad7305c7b48190a8a443dbc20ec9b2 |
completed | March 8, 2026, 1 p.m. |
Created at: March 4, 2026, 7:29 p.m.