Maisons-Alfort–Alfortville (RER)
E1003587
Maisons-Alfort–Alfortville is a suburban RER railway station in the southeastern outskirts of Paris, serving the communes of Maisons-Alfort and Alfortville on line D.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Maisons-Alfort–Alfortville (RER) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T12839635 — 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: Maisons-Alfort–Alfortville (RER) Context triple: [Paris Métro Gare de Lyon, adjacentStationOnRERD, Maisons-Alfort–Alfortville (RER)]
-
A.
Rueil-Malmaison RER station
Rueil-Malmaison RER station is a suburban railway station in the western Paris metropolitan area that serves the commune of Rueil-Malmaison on the RER A line.
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B.
Porte Maillot (RER)
Porte Maillot (RER) is a commuter rail station in Paris on the RER C line, serving the Porte Maillot area near the Palais des Congrès and providing connections to other public transport.
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C.
Le Blanc-Mesnil RER station
Le Blanc-Mesnil RER station is a suburban commuter rail station in the northeastern outskirts of Paris, providing regional transit connections for the commune of Le Blanc-Mesnil.
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D.
Saint-Germain-en-Laye RER station
Saint-Germain-en-Laye RER station is a terminus of the RER A line serving the western Paris suburb of Saint-Germain-en-Laye, providing regional rail connections to central Paris and surrounding areas.
-
E.
Bourg-la-Reine RER station
Bourg-la-Reine RER station is a suburban railway station in the Paris metropolitan area that serves as a key stop on the RER B line.
- 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: Maisons-Alfort–Alfortville (RER) Target entity description: Maisons-Alfort–Alfortville is a suburban RER railway station in the southeastern outskirts of Paris, serving the communes of Maisons-Alfort and Alfortville on line D.
-
A.
Rueil-Malmaison RER station
Rueil-Malmaison RER station is a suburban railway station in the western Paris metropolitan area that serves the commune of Rueil-Malmaison on the RER A line.
-
B.
Porte Maillot (RER)
Porte Maillot (RER) is a commuter rail station in Paris on the RER C line, serving the Porte Maillot area near the Palais des Congrès and providing connections to other public transport.
-
C.
Le Blanc-Mesnil RER station
Le Blanc-Mesnil RER station is a suburban commuter rail station in the northeastern outskirts of Paris, providing regional transit connections for the commune of Le Blanc-Mesnil.
-
D.
Saint-Germain-en-Laye RER station
Saint-Germain-en-Laye RER station is a terminus of the RER A line serving the western Paris suburb of Saint-Germain-en-Laye, providing regional rail connections to central Paris and surrounding areas.
-
E.
Bourg-la-Reine RER station
Bourg-la-Reine RER station is a suburban railway station in the Paris metropolitan area that serves as a key stop on the RER B line.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
RER station
ⓘ
railway station ⓘ suburban railway station ⓘ |
| connectsTo |
Corbeil-Essonnes via RER D
ⓘ
Creil via RER D ⓘ Melun via RER D ⓘ Paris-Gare-de-Lyon via RER D NERFINISHED ⓘ Villeneuve-Saint-Georges via RER D ⓘ |
| country | France ⓘ |
| department | Val-de-Marne NERFINISHED ⓘ |
| electrification | overhead line ⓘ |
| fareZone | Zone 2 ⓘ |
| hasAccessibilityFeatures | partial ⓘ |
| hasConnection | bus services ⓘ |
| hasPassengerBuilding | yes ⓘ |
| hasPlatformType | island platforms ⓘ |
| hasService |
RER D northbound services
NERFINISHED
ⓘ
RER D southbound services ⓘ |
| hasServicePattern |
all-stations RER D services
ⓘ
semi-fast RER D services ⓘ |
| hasStationCode | 87545209 ⓘ |
| hasTicketOffice | yes ⓘ |
| hasTicketVendingMachines | yes ⓘ |
| hasTracks | 4 ⓘ |
| locatedIn |
Alfortville
NERFINISHED
ⓘ
France ⓘ Maisons-Alfort NERFINISHED ⓘ Val-de-Marne NERFINISHED ⓘ Île-de-France region ⓘ
surface form:
Île-de-France
|
| locatedNear | Marne River NERFINISHED ⓘ |
| locatedOnCorridor | Paris–Lyon railway corridor NERFINISHED ⓘ |
| locatedSoutheastOf | Paris NERFINISHED ⓘ |
| operatedBy | SNCF NERFINISHED ⓘ |
| ownedBy | SNCF ⓘ |
| partOf | Transilien Paris network NERFINISHED ⓘ |
| partOfNetwork |
Paris RER network
NERFINISHED
ⓘ
Réseau Express Régional NERFINISHED ⓘ |
| railGauge | standard gauge ⓘ |
| railwayLine | RER D NERFINISHED ⓘ |
| region |
Île-de-France region
ⓘ
surface form:
Île-de-France
|
| serves |
Alfortville
NERFINISHED
ⓘ
Maisons-Alfort NERFINISHED ⓘ |
| servesCommune |
Alfortville
NERFINISHED
ⓘ
Maisons-Alfort NERFINISHED ⓘ |
| servesMetropolitanArea | Paris metropolitan area 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: Maisons-Alfort–Alfortville (RER) Description of subject: Maisons-Alfort–Alfortville is a suburban RER railway station in the southeastern outskirts of Paris, serving the communes of Maisons-Alfort and Alfortville on line D.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.