Triple
T15422622
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | TTC Davisville Carhouse |
E369420
|
entity |
| Predicate | publicTransitSystem |
P1288
|
FINISHED |
| Object | Toronto Transit Commission subway |
E46847
|
NE FINISHED |
Named-entity recognition
Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.
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 Transit Commission subway | Statement: [TTC Davisville Carhouse, publicTransitSystem, Toronto Transit Commission subway]
Disambiguation candidates (1 decision)
The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toronto Transit Commission subway Context triple: [TTC Davisville Carhouse, publicTransitSystem, Toronto Transit Commission subway]
-
A.
Toronto subway
chosen
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.
-
B.
Toronto Transit Commission
The Toronto Transit Commission is the public agency that operates Toronto’s primary network of subways, buses, and streetcars.
-
C.
TTC network
The TTC network is Toronto’s integrated public transit system, encompassing subway, streetcar, and bus services across the city.
-
D.
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.
-
E.
Scarborough Rapid Transit
Scarborough Rapid Transit was a light metro line in Toronto, Canada, that served the Scarborough district as part of the Toronto Transit Commission’s rapid transit network.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 batches)
| Stage | Batch ID | Job type | Status |
|---|---|---|---|
| creating | batch_69d85a1849f48190bf898068b2806fae |
elicitation | completed |
| NER | batch_69e03ec032548190840b558dde6057c7 |
ner | completed |
| NED1 | batch_69ff3651518c8190a24d2aab58c3ac08 |
ned_source_triple | completed |
Created at: April 10, 2026, 3:20 a.m.