Triple
T6188003
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Côte-Saint-Luc |
E138111
|
entity |
| Predicate | hasRailFacility |
P19495
|
FINISHED |
| Object |
Montreal rail yards
Montreal rail yards are a major railway switching and freight-handling complex in the Montreal area, serving as a key hub for train operations and cargo distribution.
|
E576448
|
NE FINISHED |
How this triple was built (4 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 rail yards | Statement: [Côte-Saint-Luc, hasRailFacility, Montreal rail yards]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Montreal rail yards Context triple: [Côte-Saint-Luc, hasRailFacility, Montreal rail yards]
-
A.
Central Station (Montreal)
Central Station (Montreal) is a major intercity and commuter railway hub and underground shopping complex serving as one of the primary transportation centers in Montreal.
-
B.
Quebec City Gare du Palais
Quebec City Gare du Palais is a historic intermodal railway and bus terminal in Quebec City that serves as the main passenger rail station for services including those operated by Via Rail.
-
C.
Baie-D’Urfé station
Baie-D’Urfé station is a commuter rail station in Baie-D’Urfé, Quebec, serving passengers on the Exo rail network in the Greater Montreal area.
-
D.
Gare Centrale de Montréal
Gare Centrale de Montréal is Montreal’s primary intercity rail hub and a major transportation center in Canada, serving national and regional train services as well as connections to local transit.
-
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. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Montreal rail yards Triple: [Côte-Saint-Luc, hasRailFacility, Montreal rail yards]
Generated description
Montreal rail yards are a major railway switching and freight-handling complex in the Montreal area, serving as a key hub for train operations and cargo distribution.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Montreal rail yards Target entity description: Montreal rail yards are a major railway switching and freight-handling complex in the Montreal area, serving as a key hub for train operations and cargo distribution.
-
A.
Central Station (Montreal)
Central Station (Montreal) is a major intercity and commuter railway hub and underground shopping complex serving as one of the primary transportation centers in Montreal.
-
B.
Quebec City Gare du Palais
Quebec City Gare du Palais is a historic intermodal railway and bus terminal in Quebec City that serves as the main passenger rail station for services including those operated by Via Rail.
-
C.
Baie-D’Urfé station
Baie-D’Urfé station is a commuter rail station in Baie-D’Urfé, Quebec, serving passengers on the Exo rail network in the Greater Montreal area.
-
D.
Gare Centrale de Montréal
Gare Centrale de Montréal is Montreal’s primary intercity rail hub and a major transportation center in Canada, serving national and regional train services as well as connections to local transit.
-
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. chosen
Provenance (5 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_69c008a8fd408190b7ec6e42934974a6 |
completed | March 22, 2026, 3:20 p.m. |
| NER | Named-entity recognition | batch_69c06217be288190997032c8c4839fa5 |
completed | March 22, 2026, 9:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c16effda2481909dad5732077cf1d3 |
completed | March 23, 2026, 4:49 p.m. |
| NEDg | Description generation | batch_69c1bf1abd9881908c726c090f56b2f4 |
completed | March 23, 2026, 10:30 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c1bfba7a9881909545138859ab8c48 |
completed | March 23, 2026, 10:33 p.m. |
Created at: March 22, 2026, 4:19 p.m.