U7
E928090
U7 is a supplementary line of the Munich U-Bahn rapid transit system, typically operating as a reinforcement or special service on existing routes.
All labels observed (1)
| Label | Occurrences |
|---|---|
| U7 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11467223 — 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: U7 Context triple: [Munich U-Bahn, hasLine, U7]
-
A.
U7
U7 is a line of the Berlin U-Bahn rapid transit system, running in an east–west direction across the city.
-
B.
U9
U9 is a Berlin U-Bahn subway line that serves the Wedding district among other areas in the city.
-
C.
U7+ Alliance
U7+ Alliance is an international coalition of university presidents committed to addressing global challenges and promoting higher education’s role in sustainable development and social responsibility.
-
D.
U6
U6 is the IATA airline designator assigned to Ural Airlines, a Russian commercial air carrier.
-
E.
U6
U6 is a major Munich U-Bahn line running north–south across the city, connecting key districts and transport hubs.
- 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: U7 Target entity description: U7 is a supplementary line of the Munich U-Bahn rapid transit system, typically operating as a reinforcement or special service on existing routes.
-
A.
U7
U7 is a line of the Berlin U-Bahn rapid transit system, running in an east–west direction across the city.
-
B.
U9
U9 is a Berlin U-Bahn subway line that serves the Wedding district among other areas in the city.
-
C.
U7+ Alliance
U7+ Alliance is an international coalition of university presidents committed to addressing global challenges and promoting higher education’s role in sustainable development and social responsibility.
-
D.
U6
U6 is the IATA airline designator assigned to Ural Airlines, a Russian commercial air carrier.
-
E.
U6
U6 is a major Munich U-Bahn line running north–south across the city, connecting key districts and transport hubs.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
Munich U-Bahn line
ⓘ
public transport service ⓘ supplementary metro line ⓘ |
| cityServed | Munich ⓘ |
| country | Germany ⓘ |
| electrification | third rail ⓘ |
| fareSystem | MVV zonal fare system ⓘ |
| hasAbbreviation | U7 ⓘ |
| hasLanguage | German ⓘ |
| isPartOfNetwork |
Munich U-Bahn network
ⓘ
linked to:
Munich U-Bahn
|
| locatedIn |
Bavaria
ⓘ
Germany ⓘ Munich ⓘ |
| networkRole | capacity reinforcement on existing routes ⓘ |
| operatedBy |
MVG
ⓘ
Münchner Verkehrsgesellschaft ⓘ |
| owner |
SWM
ⓘ
Stadtwerke München ⓘ |
| partOf | Munich U-Bahn ⓘ |
| publicTransportCategory | urban rail ⓘ |
| railGauge | standard gauge ⓘ |
| safetySystem | automatic train protection ⓘ |
| serviceType |
reinforcement service
ⓘ
special service ⓘ supplementary line ⓘ |
| systemType | U-Bahn ⓘ |
| ticketingSystem | integrated with MVV ⓘ |
| transportMode |
metro
ⓘ
rapid transit ⓘ |
| usesNetwork |
MVV
ⓘ
Münchner Verkehrs- und Tarifverbund ⓘ |
| usesRollingStock | electric multiple unit ⓘ |
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: U7 Description of subject: U7 is a supplementary line of the Munich U-Bahn rapid transit system, typically operating as a reinforcement or special service on existing routes.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.