DB Netz AG
E390675
DB Netz AG is a subsidiary of Deutsche Bahn responsible for operating and maintaining Germany’s national railway infrastructure network.
All labels observed (6)
| Label | Occurrences |
|---|---|
| DB Netz | 119 |
| DB Netz AG canonical | 7 |
| DB Netz Region West | 1 |
| DB Netz infrastructure | 1 |
| DB Netz network | 1 |
| DB Netz tracks | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3824880 — 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: DB Netz AG Context triple: [DB Netz, hasAbbreviation, DB Netz AG]
-
A.
Deutsche Telekom
Deutsche Telekom is a major German telecommunications company and one of the largest telecom providers in Europe, offering mobile, fixed-line, and internet services worldwide.
-
B.
Taurus Systems GmbH
Taurus Systems GmbH is a German defense company specializing in the development and production of long-range precision-guided cruise missiles.
-
C.
S7 Group
S7 Group is a Russian aviation holding company best known for owning and operating S7 Airlines and related air transport businesses.
-
D.
Innotek GmbH
Innotek GmbH was a German software company best known for creating the VirtualBox virtualization platform before its acquisition by Sun Microsystems.
-
E.
Telenet Group
Telenet Group is a major Belgian telecommunications and entertainment provider offering services such as broadband internet, television, and mobile telephony.
- 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: DB Netz AG Target entity description: DB Netz AG is a subsidiary of Deutsche Bahn responsible for operating and maintaining Germany’s national railway infrastructure network.
-
A.
Deutsche Telekom
Deutsche Telekom is a major German telecommunications company and one of the largest telecom providers in Europe, offering mobile, fixed-line, and internet services worldwide.
-
B.
Taurus Systems GmbH
Taurus Systems GmbH is a German defense company specializing in the development and production of long-range precision-guided cruise missiles.
-
C.
S7 Group
S7 Group is a Russian aviation holding company best known for owning and operating S7 Airlines and related air transport businesses.
-
D.
Innotek GmbH
Innotek GmbH was a German software company best known for creating the VirtualBox virtualization platform before its acquisition by Sun Microsystems.
-
E.
Telenet Group
Telenet Group is a major Belgian telecommunications and entertainment provider offering services such as broadband internet, television, and mobile telephony.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
railway infrastructure company
ⓘ
subsidiary ⓘ |
| country | Germany ⓘ |
| followsRegulation |
European Union railway regulations
ⓘ
German railway law ⓘ |
| hasWebsite | https://www.dbnetze.com/ ⓘ |
| headquartersLocation | Frankfurt am Main ⓘ |
| industry |
rail transport
ⓘ
railway infrastructure ⓘ |
| languageOfWorkOrName | German ⓘ |
| legalForm | Aktiengesellschaft ⓘ |
| locatedInTimeZone |
Central European Summer Time
ⓘ
Central European Time ⓘ |
| maintains |
railway control and safety systems in Germany
ⓘ
railway signalling systems in Germany ⓘ railway tracks in Germany ⓘ |
| operates | railway infrastructure in Germany ⓘ |
| operatesIn | Germany ⓘ |
| ownedBy |
Deutsche Bahn AG
ⓘ
linked to:
Deutsche Bahn
|
| parentOrganization |
Deutsche Bahn AG
ⓘ
linked to:
Deutsche Bahn
|
| partOf |
Deutsche Bahn Group
ⓘ
linked to:
Deutsche Bahn
|
| providesService | rail network access for train operating companies ⓘ |
| regulatesAccessTo | railway network capacity in Germany ⓘ |
| responsibleFor |
maintenance of Germany's national railway infrastructure network
ⓘ
operation of Germany's national railway infrastructure network ⓘ |
| shortName | DB Netz ⓘ |
| usesInfrastructureType | standard gauge railway ⓘ |
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: DB Netz AG Description of subject: DB Netz AG is a subsidiary of Deutsche Bahn responsible for operating and maintaining Germany’s national railway infrastructure network.
Referenced by (130)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: DB Netz AG
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subject linked to:
Federal Republic of Germany (indirectly via Deutsche Bahn AG)
subject linked to:
Federal Republic of Germany (indirectly via Deutsche Bahn AG)
linked to: DB Netz AG
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subject linked to:
Frankfurt–Cologne
linked to: DB Netz AG
linked to: DB Netz AG
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linked to: DB Netz AG