Triple
T10617184
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Waterfront Station |
E276150
|
entity |
| Predicate | partOfPublicTransportSystem |
P8428
|
FINISHED |
| Object |
Metro Vancouver public transit network
The Metro Vancouver public transit network is an integrated regional system of buses, rapid transit (SkyTrain), SeaBus ferries, and commuter rail that serves the Greater Vancouver area in British Columbia, Canada.
|
E876098
|
NE FINISHED |
How this triple was built (5 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: Metro Vancouver public transit network | Statement: [Waterfront Station, partOfPublicTransportSystem, Metro Vancouver public transit network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Metro Vancouver public transit network Context triple: [Waterfront Station, partOfPublicTransportSystem, Metro Vancouver public transit network]
-
A.
Regional District of Nanaimo Transit System
The Regional District of Nanaimo Transit System is the public bus network serving communities throughout the Regional District of Nanaimo on Vancouver Island, British Columbia.
-
B.
Toronto public transit network
The Toronto public transit network is an integrated system of subways, streetcars, buses, and rapid transit services that provides urban and regional transportation across the city of Toronto and surrounding areas.
-
C.
Greater Toronto and Hamilton Area transit network
The Greater Toronto and Hamilton Area transit network is an integrated regional public transportation system in Southern Ontario that coordinates multiple municipal transit agencies and services across the broader Toronto–Hamilton metropolitan region.
-
D.
OC Transpo
OC Transpo is the public transit agency that operates bus and light rail services throughout Ottawa, Ontario.
-
E.
SkyTrain Millennium Line
The SkyTrain Millennium Line is a rapid transit line in Metro Vancouver, British Columbia, forming part of the region’s automated SkyTrain system and connecting several municipalities including Burnaby.
- 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: Metro Vancouver public transit network Triple: [Waterfront Station, partOfPublicTransportSystem, Metro Vancouver public transit network]
Generated description
The Metro Vancouver public transit network is an integrated regional system of buses, rapid transit (SkyTrain), SeaBus ferries, and commuter rail that serves the Greater Vancouver area in British Columbia, Canada.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Metro Vancouver public transit network Target entity description: The Metro Vancouver public transit network is an integrated regional system of buses, rapid transit (SkyTrain), SeaBus ferries, and commuter rail that serves the Greater Vancouver area in British Columbia, Canada.
-
A.
Regional District of Nanaimo Transit System
The Regional District of Nanaimo Transit System is the public bus network serving communities throughout the Regional District of Nanaimo on Vancouver Island, British Columbia.
-
B.
Toronto public transit network
The Toronto public transit network is an integrated system of subways, streetcars, buses, and rapid transit services that provides urban and regional transportation across the city of Toronto and surrounding areas.
-
C.
Greater Toronto and Hamilton Area transit network
The Greater Toronto and Hamilton Area transit network is an integrated regional public transportation system in Southern Ontario that coordinates multiple municipal transit agencies and services across the broader Toronto–Hamilton metropolitan region.
-
D.
OC Transpo
OC Transpo is the public transit agency that operates bus and light rail services throughout Ottawa, Ontario.
-
E.
SkyTrain Millennium Line
The SkyTrain Millennium Line is a rapid transit line in Metro Vancouver, British Columbia, forming part of the region’s automated SkyTrain system and connecting several municipalities including Burnaby.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: partOfPublicTransportSystem Context triple: [Waterfront Station, partOfPublicTransportSystem, Metro Vancouver public transit network]
-
A.
partOfTransitSystem
chosen
Indicates that something is a component or segment within a larger transit or transportation system.
-
B.
isPublicTransport
Indicates that the entity functions as a mode or instance of transportation that is available for use by the general public, typically operating on fixed routes or schedules.
-
C.
hasFormOfPublicTransit
Indicates that one entity provides or is associated with a particular type or mode of public transportation for another entity or context.
-
D.
isPublicTransportBackboneOf
Indicates that one transport system serves as the primary structural and functional core of a region’s overall public transportation network.
-
E.
situatedOnTransportRoute
Indicates that one entity is located along, on, or directly adjacent to a specified transport route (such as a road, railway, or shipping lane).
- F. None of above.
Provenance (6 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_69d6aaf948d88190806cc3a8c47a3fb2 |
completed | April 8, 2026, 7:22 p.m. |
| NER | Named-entity recognition | batch_69d6df6e2df4819099a19b59d90d0dd1 |
completed | April 8, 2026, 11:06 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d96b7bb7108190b0f1cbe4117abec0 |
completed | April 10, 2026, 9:28 p.m. |
| NEDg | Description generation | batch_69d96dee84f48190bf5b0cb1115a8bba |
completed | April 10, 2026, 9:38 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d9708824208190acf75933962d690f |
completed | April 10, 2026, 9:50 p.m. |
| PD | Predicate disambiguation | batch_69d6dd7a223c8190854409d76368f3e8 |
completed | April 8, 2026, 10:58 p.m. |
Created at: April 8, 2026, 7:33 p.m.