Triple
T18982939
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chester station |
E464475
|
entity |
| Predicate | isPartOf |
P10
|
FINISHED |
| Object | TTC subway network |
—
|
NE NERFINISHED |
How this triple was built (2 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: TTC subway network | Statement: [Chester station, isPartOf, TTC subway network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: TTC subway network Context triple: [Chester station, isPartOf, TTC subway network]
-
A.
TTC network
The TTC network is Toronto’s integrated public transit system, encompassing subway, streetcar, and bus services across the city.
-
B.
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.
-
C.
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.
-
D.
Toronto Transit Commission
The Toronto Transit Commission is the public agency that operates Toronto’s primary network of subways, buses, and streetcars.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69d8dd008af48190a97ff1c6488edf1b |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5d65de6288190a53a3fdd59013d2d |
completed | April 20, 2026, 7:31 a.m. |
Created at: April 10, 2026, 12:01 p.m.