Paris–Pontoise railway
E825915
The Paris–Pontoise railway is a suburban rail route in the Île-de-France region that connects central Paris with the town of Pontoise, serving as part of the commuter network around the French capital.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Paris–Nord railway line | 1 |
| Paris–Pontoise railway canonical | 1 |
| Paris–Pontoise railway line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9872381 — 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: Paris–Pontoise railway Context triple: [Transilien Line J, usesLine, Paris–Pontoise railway]
-
A.
Paris–Rouen railway
The Paris–Rouen railway is a major French rail line connecting the capital Paris with the city of Rouen in Normandy, historically significant as one of the early mainline routes in France.
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B.
Paris–Laon railway
The Paris–Laon railway is a French rail line connecting the capital city Paris with the northern town of Laon, serving intermediate communities in the Île-de-France and Hauts-de-France regions.
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C.
Paris–Nantes railway
The Paris–Nantes railway is a major French rail line connecting the capital Paris with the city of Nantes in western France, serving as an important corridor for both passenger and freight transport.
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D.
Paris–Crépy-en-Valois railway
The Paris–Crépy-en-Valois railway is a regional rail line in northern France connecting Paris to the town of Crépy-en-Valois, serving commuter and local passenger traffic.
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E.
Paris–Lille railway
The Paris–Lille railway is a major French rail line connecting the capital Paris with the northern city of Lille, serving as a key corridor for both passenger and freight transport.
- 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: Paris–Pontoise railway Target entity description: The Paris–Pontoise railway is a suburban rail route in the Île-de-France region that connects central Paris with the town of Pontoise, serving as part of the commuter network around the French capital.
-
A.
Paris–Rouen railway
The Paris–Rouen railway is a major French rail line connecting the capital Paris with the city of Rouen in Normandy, historically significant as one of the early mainline routes in France.
-
B.
Paris–Laon railway
The Paris–Laon railway is a French rail line connecting the capital city Paris with the northern town of Laon, serving intermediate communities in the Île-de-France and Hauts-de-France regions.
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C.
Paris–Nantes railway
The Paris–Nantes railway is a major French rail line connecting the capital Paris with the city of Nantes in western France, serving as an important corridor for both passenger and freight transport.
-
D.
Paris–Crépy-en-Valois railway
The Paris–Crépy-en-Valois railway is a regional rail line in northern France connecting Paris to the town of Crépy-en-Valois, serving commuter and local passenger traffic.
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E.
Paris–Lille railway
The Paris–Lille railway is a major French rail line connecting the capital Paris with the northern city of Lille, serving as a key corridor for both passenger and freight transport.
- F. None of above. chosen
Statements (28)
| Predicate | Object |
|---|---|
| instanceOf |
railway line
ⓘ
suburban rail route ⓘ |
| connects |
Paris
NERFINISHED
ⓘ
Pontoise NERFINISHED ⓘ |
| connectsWith |
central Paris
ⓘ
outer suburbs of Paris ⓘ |
| country | France ⓘ |
| electrification | electrified ⓘ |
| gauge | standard gauge ⓘ |
| hasRole | link between central Paris and Pontoise ⓘ |
| locatedIn |
Paris metropolitan area
NERFINISHED
ⓘ
northern France NERFINISHED ⓘ Île-de-France region ⓘ
surface form:
Île-de-France
Île-de-France public transport area ⓘ |
| partOf |
Paris commuter rail network
NERFINISHED
ⓘ
Transilien network NERFINISHED ⓘ regional rail infrastructure of Île-de-France ⓘ |
| primaryFunction |
commuter transport
ⓘ
suburban passenger service ⓘ |
| regionServed | Île-de-France NERFINISHED ⓘ |
| serves |
Paris metropolitan area
NERFINISHED
ⓘ
suburban commuters ⓘ town of Pontoise ⓘ |
| serviceType |
commuter rail
ⓘ
suburban rail ⓘ |
| terminus |
Paris
NERFINISHED
ⓘ
Pontoise NERFINISHED ⓘ |
| usedBy | passenger trains ⓘ |
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: Paris–Pontoise railway Description of subject: The Paris–Pontoise railway is a suburban rail route in the Île-de-France region that connects central Paris with the town of Pontoise, serving as part of the commuter network around the French capital.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Paris–Pontoise railway line