Préfontaine
E531387
Préfontaine is a Montreal Metro station in the Mercier–Hochelaga-Maisonneuve borough, serving the Green Line of the city’s rapid transit system.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Préfontaine canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5506708 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Préfontaine Context triple: [Mercier–Hochelaga-Maisonneuve, hasMetroStation, Préfontaine]
-
A.
Cottévrard
Cottévrard is a small commune in the Seine-Maritime department of the Normandy region in northern France.
-
B.
Brévent-Flégère
Brévent-Flégère is a popular interconnected ski area in the Chamonix valley, known for its sunny slopes and panoramic views of Mont Blanc.
-
C.
Riorges
Riorges is a commune in central France, near Roanne in the Loire department, known for its residential character and local cultural life.
-
D.
Aigues-Mortais
Aigues-Mortais are the inhabitants of Aigues-Mortes, a historic fortified town in the Occitanie region of southern France.
-
E.
Pontgouin
Pontgouin is a small commune in northern France’s Eure-et-Loir department, known for its rural setting and the Eure River running through it.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Préfontaine Target entity description: Préfontaine is a Montreal Metro station in the Mercier–Hochelaga-Maisonneuve borough, serving the Green Line of the city’s rapid transit system.
-
A.
Cottévrard
Cottévrard is a small commune in the Seine-Maritime department of the Normandy region in northern France.
-
B.
Brévent-Flégère
Brévent-Flégère is a popular interconnected ski area in the Chamonix valley, known for its sunny slopes and panoramic views of Mont Blanc.
-
C.
Riorges
Riorges is a commune in central France, near Roanne in the Loire department, known for its residential character and local cultural life.
-
D.
Aigues-Mortais
Aigues-Mortais are the inhabitants of Aigues-Mortes, a historic fortified town in the Occitanie region of southern France.
-
E.
Pontgouin
Pontgouin is a small commune in northern France’s Eure-et-Loir department, known for its rural setting and the Eure River running through it.
- F. None of above. chosen
Statements (29)
| Predicate | Object |
|---|---|
| instanceOf | Montreal Metro station ⓘ |
| continent | North America ⓘ |
| country | Canada ⓘ |
| fareSystem | Autorité régionale de transport métropolitain NERFINISHED ⓘ |
| fareZone | ARTM A NERFINISHED ⓘ |
| hasAccessibility | not fully accessible ⓘ |
| hasConnection | STM bus network NERFINISHED ⓘ |
| hasElectrification | third rail ⓘ |
| hasLanguage |
English
ⓘ
French ⓘ |
| hasServiceType | urban rail ⓘ |
| lineColor | green ⓘ |
| locatedIn |
Canada
ⓘ
Mercier–Hochelaga-Maisonneuve borough NERFINISHED ⓘ Montreal ⓘ Quebec NERFINISHED ⓘ |
| namedAfter | Raymond Préfontaine NERFINISHED ⓘ |
| numberOfPlatforms | 2 ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 1976-06-06 ⓘ |
| operatedBy | Société de transport de Montréal NERFINISHED ⓘ |
| ownedBy | Société de transport de Montréal NERFINISHED ⓘ |
| partOfNetwork | Montreal Metro NERFINISHED ⓘ |
| platformType | island platform ⓘ |
| publicTransportSystem | Montreal Metro NERFINISHED ⓘ |
| servesBorough | Mercier–Hochelaga-Maisonneuve NERFINISHED ⓘ |
| servesLine | Green Line NERFINISHED ⓘ |
| structureType | underground station ⓘ |
| ticketingSystem | OPUS card NERFINISHED ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Préfontaine Description of subject: Préfontaine is a Montreal Metro station in the Mercier–Hochelaga-Maisonneuve borough, serving the Green Line of the city’s rapid transit system.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.