Triple
T20926532
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | LaSalle station |
E515358
|
entity |
| Predicate | servesMetroSystem |
P14525
|
FINISHED |
| Object | Montreal Metro Green Line |
—
|
NE NERFINISHED |
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: Montreal Metro Green Line | Statement: [LaSalle station, servesMetroSystem, Montreal Metro Green Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Montreal Metro Green Line Context triple: [LaSalle station, servesMetroSystem, Montreal Metro Green Line]
-
A.
Montreal Metro Green Line
chosen
The Montreal Metro Green Line is one of the main rapid transit lines in Montreal’s subway system, running east–west through the city’s core and serving many of its busiest downtown and central neighborhoods.
-
B.
Orange Line (Montreal Metro)
The Orange Line of the Montreal Metro is a major rapid transit route forming a U-shaped corridor through key residential and commercial areas on both sides of the city’s downtown core.
-
C.
Blue Line (Montreal Metro)
The Blue Line of the Montreal Metro is an underground rapid transit line running east–west across central and eastern Montreal, serving key residential, educational, and institutional areas.
-
D.
Yellow Line (Montreal Metro)
The Yellow Line of the Montreal Metro is a short, three-station rapid transit line linking downtown Montreal to the South Shore, including access to the city of Longueuil and Parc Jean-Drapeau.
-
E.
Montreal Metro
The Montreal Metro is the rubber-tired rapid transit system serving the city of Montreal and its surrounding areas, known for its extensive underground network and distinctively designed stations.
- 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: servesMetroSystem Context triple: [LaSalle station, servesMetroSystem, Montreal Metro Green Line]
-
A.
subwayServices
Indicates that one entity provides or operates subway transportation services for another entity or area.
-
B.
rapidTransitSystem
Indicates a transportation relationship where people or goods are moved via a high-capacity, high-frequency public transit system designed for rapid travel over urban or regional routes.
-
C.
transportationServedBy
chosen
Indicates that a transportation facility, route, or area is provided service or coverage by a specific transportation provider or mode.
-
D.
servesLocalTrains
Indicates that a station or facility provides service or stops specifically for local (non-express) train routes.
-
E.
hasMetroTerminus
Indicates that one location serves as the terminal (end) station of a metro line for another location.
- F. None of above.
Provenance (3 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_69e0b4fb431c8190b9d40e6a72f0cc87 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6f65200b08190ac208204a20f5a6a |
completed | April 21, 2026, 4 a.m. |
| PD | Predicate disambiguation | batch_69e5c9af1fe08190953366a466950140 |
completed | April 20, 2026, 6:37 a.m. |
Created at: April 16, 2026, 12:49 p.m.