Triple
T19370393
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Baie-D’Urfé station |
E484518
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Exo commuter rail 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: Exo commuter rail network | Statement: [Baie-D’Urfé station, servedBy, Exo commuter rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Exo commuter rail network Context triple: [Baie-D’Urfé station, servedBy, Exo commuter rail network]
-
A.
exo commuter rail network
chosen
The exo commuter rail network is a regional passenger rail system serving the Greater Montreal area, connecting suburban communities to the city’s core as part of the broader exo public transit agency.
-
B.
RER network
The RER network is a rapid transit system of express suburban trains serving Paris and its surrounding metropolitan area, integrating both urban and regional rail services.
-
C.
SuperVia commuter rail network
The SuperVia commuter rail network is a suburban rail system serving the Rio de Janeiro metropolitan area, connecting central hubs like Central do Brasil to outlying neighborhoods and cities.
-
D.
Randstad regional rail network
The Randstad regional rail network is a Dutch commuter and regional rail system serving the densely populated Randstad metropolitan area, connecting major cities such as Amsterdam, Rotterdam, The Hague, and Utrecht with surrounding towns.
-
E.
Mitre Line commuter rail
The Mitre Line commuter rail is a major suburban railway service in Buenos Aires that connects the city with several northern metropolitan 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_69d8e8d305088190ad13571532aa454c |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e619af33e481908643f8beb2f498dc |
completed | April 20, 2026, 12:18 p.m. |
Created at: April 10, 2026, 1:35 p.m.