RER D
E38856
RER D is one of the main lines of the Paris regional express network (RER), connecting northern and southern suburbs through central Paris.
All labels observed (4)
| Label | Occurrences |
|---|---|
| RER D canonical | 45 |
| RER D line | 2 |
| RER line D | 2 |
| RER line D (nearby stations) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T294410 — 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: RER D Context triple: [Gare du Nord, railwayLine, RER D]
-
A.
RER C
RER C is a major line of the Paris regional express rail network that connects central Paris with several suburbs and key destinations, including access to Orly Airport.
-
B.
RER B line
The RER B line is a major Paris regional express railway line that connects central Paris with key northern and southern suburbs, including Charles de Gaulle Airport.
-
C.
Transilien
Transilien is the suburban and regional rail network operated by SNCF that serves the Île-de-France (Greater Paris) area.
-
D.
TGV high-speed rail
TGV high-speed rail is France’s flagship high-speed train service that connects major cities and hubs, including direct links from Charles de Gaulle Airport to destinations across the country and into neighboring nations.
-
E.
SNCF
SNCF is France’s national state-owned railway company, responsible for operating the country’s passenger and freight rail services and much of its rail infrastructure.
- 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: RER D Target entity description: RER D is one of the main lines of the Paris regional express network (RER), connecting northern and southern suburbs through central Paris.
-
A.
RER C
RER C is a major line of the Paris regional express rail network that connects central Paris with several suburbs and key destinations, including access to Orly Airport.
-
B.
RER B line
The RER B line is a major Paris regional express railway line that connects central Paris with key northern and southern suburbs, including Charles de Gaulle Airport.
-
C.
Transilien
Transilien is the suburban and regional rail network operated by SNCF that serves the Île-de-France (Greater Paris) area.
-
D.
TGV high-speed rail
TGV high-speed rail is France’s flagship high-speed train service that connects major cities and hubs, including direct links from Charles de Gaulle Airport to destinations across the country and into neighboring nations.
-
E.
SNCF
SNCF is France’s national state-owned railway company, responsible for operating the country’s passenger and freight rail services and much of its rail infrastructure.
- F. None of above. chosen
Statements (47)
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: RER D Description of subject: RER D is one of the main lines of the Paris regional express network (RER), connecting northern and southern suburbs through central Paris.
Referenced by (50)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: RER D
linked to: RER D
subject linked to:
B
linked to: RER D
subject linked to:
Z 5600 EMU
subject linked to:
Z 20500 EMU
subject linked to:
Line 14
linked to: RER D
subject linked to:
Survilliers
subject linked to:
commune of Garges-lès-Gonesse
subject linked to:
commune of Villiers-le-Bel