Ulm–Friedrichshafen railway
E300487
The Ulm–Friedrichshafen railway is a mainline rail route in southern Germany connecting the inland city of Ulm with the lakeside city of Friedrichshafen on Lake Constance.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ulm–Friedrichshafen railway canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T2746545 — 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: Ulm–Friedrichshafen railway Context triple: [Ulm Hauptbahnhof, railwayLine, Ulm–Friedrichshafen railway]
-
A.
Ulm–Augsburg railway
The Ulm–Augsburg railway is a major rail line in southern Germany that connects the cities of Ulm and Augsburg and forms part of an important east–west transport corridor.
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B.
Stuttgart–Ulm railway
The Stuttgart–Ulm railway is a major German rail corridor in Baden-Württemberg that connects the state capital Stuttgart with the city of Ulm and forms part of an important east–west European transport axis.
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C.
Ulm–Sigmaringen railway
The Ulm–Sigmaringen railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Ulm with Sigmaringen through the Swabian Jura.
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D.
Nuremberg–Bamberg railway
The Nuremberg–Bamberg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Bamberg and forms part of important regional and long-distance rail routes.
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E.
Nuremberg–Würzburg railway
The Nuremberg–Würzburg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Würzburg and forms part of an important north–south and east–west rail corridor.
- 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: Ulm–Friedrichshafen railway Target entity description: The Ulm–Friedrichshafen railway is a mainline rail route in southern Germany connecting the inland city of Ulm with the lakeside city of Friedrichshafen on Lake Constance.
-
A.
Ulm–Augsburg railway
The Ulm–Augsburg railway is a major rail line in southern Germany that connects the cities of Ulm and Augsburg and forms part of an important east–west transport corridor.
-
B.
Stuttgart–Ulm railway
The Stuttgart–Ulm railway is a major German rail corridor in Baden-Württemberg that connects the state capital Stuttgart with the city of Ulm and forms part of an important east–west European transport axis.
-
C.
Ulm–Sigmaringen railway
The Ulm–Sigmaringen railway is a regional rail line in the German state of Baden-Württemberg that connects the city of Ulm with Sigmaringen through the Swabian Jura.
-
D.
Nuremberg–Bamberg railway
The Nuremberg–Bamberg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Bamberg and forms part of important regional and long-distance rail routes.
-
E.
Nuremberg–Würzburg railway
The Nuremberg–Würzburg railway is a major German main line in Bavaria that connects the cities of Nuremberg and Würzburg and forms part of an important north–south and east–west rail corridor.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
main line railway
ⓘ
railway line ⓘ |
| adjacentTo | Lake Constance ⓘ |
| connects |
Friedrichshafen
ⓘ
Ulm ⓘ inland city of Ulm ⓘ lakeside city of Friedrichshafen ⓘ |
| connectsTo |
railway lines at Friedrichshafen
ⓘ
railway lines at Ulm ⓘ |
| connectsWith | Lake Constance region ⓘ |
| country | Germany ⓘ |
| electrification | electrified ⓘ |
| endPoint | Friedrichshafen Stadt station ⓘ |
| follows | Danube–Lake Constance corridor ⓘ |
| gauge | standard gauge ⓘ |
| hasService |
long-distance trains
ⓘ
regional trains ⓘ |
| lineType | double-track railway line ⓘ |
| locatedIn |
southern Germany
ⓘ
Baden-Württemberg ⓘ
surface form:
state of Baden-Württemberg
|
| near | Lake Constance ⓘ |
| operator | Deutsche Bahn ⓘ |
| partOf | German railway network ⓘ |
| regionServed | Baden-Württemberg ⓘ |
| startPoint | Ulm Hauptbahnhof ⓘ |
| status | in operation ⓘ |
| terminus |
Friedrichshafen
ⓘ
Ulm ⓘ |
| usedFor |
freight transport
ⓘ
passenger transport ⓘ |
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: Ulm–Friedrichshafen railway Description of subject: The Ulm–Friedrichshafen railway is a mainline rail route in southern Germany connecting the inland city of Ulm with the lakeside city of Friedrichshafen on Lake Constance.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.