Triple
T7702072
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Flexity Outlook streetcar |
E174521
|
entity |
| Predicate | designedForTrackGauge |
P5070
|
FINISHED |
| Object | Toronto gauge |
E239029
|
NE FINISHED |
How this triple was built (3 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: Toronto gauge | Statement: [Flexity Outlook streetcar, designedForTrackGauge, Toronto gauge]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toronto gauge Context triple: [Flexity Outlook streetcar, designedForTrackGauge, Toronto gauge]
-
A.
Toronto gauge
chosen
Toronto gauge is a slightly wider-than-standard track gauge used by Toronto’s streetcars and older subway lines to maintain compatibility across the city’s legacy transit network.
-
B.
Toronto Civic Railways
Toronto Civic Railways was a municipally owned streetcar system that operated in Toronto in the early 20th century before being absorbed into the unified public transit network.
-
C.
Toronto subway
The Toronto subway is the primary rapid transit system in Toronto, Ontario, consisting of multiple underground and elevated lines that serve as the backbone of the city’s public transportation network.
-
D.
Toronto Rocket trains
Toronto Rocket trains are the modern, fully accessible subway cars used on Toronto’s heavy-rail network, featuring open gangways, automated announcements, and updated safety and passenger information systems.
-
E.
Calgary CTrain
Calgary CTrain is the light rail transit system serving Calgary, Alberta, known for its extensive network and high ridership within the city's public transportation system.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: designedForTrackGauge Context triple: [Flexity Outlook streetcar, designedForTrackGauge, Toronto gauge]
-
A.
trackGauge
Indicates the distance between the inner faces of the rails in a railway track system.
-
B.
usesRailGauge
chosen
Indicates that one entity (typically a railway system or line) operates using the specified rail gauge measurement of the other entity.
-
C.
railwayGaugeContext
Indicates the specific track gauge standard or measurement that applies to, or is used in, a given railway-related context.
-
D.
gaugeType
Indicates the specific kind or category of gauge associated with an entity or measurement.
-
E.
designedToMeasure
Indicates that one entity was intentionally created or configured for the purpose of quantifying, assessing, or evaluating another entity or its properties.
- F. None of above.
Provenance (4 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_69c6995a72cc8190998e56daa6f8e453 |
completed | March 27, 2026, 2:51 p.m. |
| NER | Named-entity recognition | batch_69c70402169481909b219dc5f4a64b9b |
completed | March 27, 2026, 10:26 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c8acbc2024819083576f5a11c1e3a8 |
completed | March 29, 2026, 4:38 a.m. |
| PD | Predicate disambiguation | batch_69c70165e78c8190bf6b3c34e243cb81 |
completed | March 27, 2026, 10:15 p.m. |
Created at: March 27, 2026, 4:03 p.m.