Milan–Bologna railway
E522105
The Milan–Bologna railway is a major Italian mainline rail corridor connecting the northern cities of Milan and Bologna and forming a key segment of the country’s high-capacity transport network.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Milan–Bologna railway canonical | 1 |
| Milan–Bologna railway line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5483461 — 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: Milan–Bologna railway Context triple: [Bologna Centrale railway station, isPartOf, Milan–Bologna railway]
-
A.
Turin–Milan railway
The Turin–Milan railway is a major Italian rail corridor connecting the cities of Turin and Milan, serving as a key route for both regional and high-speed passenger services in northern Italy.
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B.
Venice–Milan railway
The Venice–Milan railway is a major Italian rail line connecting the historic city of Venice with the economic hub of Milan, serving as one of the country’s primary east–west transport corridors.
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C.
Turin–Savona railway
The Turin–Savona railway is a major Italian rail line connecting the city of Turin in Piedmont with the port city of Savona on the Ligurian coast, serving both passenger and freight traffic across northwestern Italy.
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D.
Turin–Genoa railway
The Turin–Genoa railway is a major Italian rail line that connects the industrial city of Turin with the port city of Genoa, serving as a key north–south transport corridor across northwestern Italy.
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E.
Genoa–Ventimiglia railway
The Genoa–Ventimiglia railway is a major coastal rail line in northwestern Italy that runs along the Ligurian Sea, connecting Genoa with towns up to the French border.
- 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: Milan–Bologna railway Target entity description: The Milan–Bologna railway is a major Italian mainline rail corridor connecting the northern cities of Milan and Bologna and forming a key segment of the country’s high-capacity transport network.
-
A.
Turin–Milan railway
The Turin–Milan railway is a major Italian rail corridor connecting the cities of Turin and Milan, serving as a key route for both regional and high-speed passenger services in northern Italy.
-
B.
Venice–Milan railway
The Venice–Milan railway is a major Italian rail line connecting the historic city of Venice with the economic hub of Milan, serving as one of the country’s primary east–west transport corridors.
-
C.
Turin–Savona railway
The Turin–Savona railway is a major Italian rail line connecting the city of Turin in Piedmont with the port city of Savona on the Ligurian coast, serving both passenger and freight traffic across northwestern Italy.
-
D.
Turin–Genoa railway
The Turin–Genoa railway is a major Italian rail line that connects the industrial city of Turin with the port city of Genoa, serving as a key north–south transport corridor across northwestern Italy.
-
E.
Genoa–Ventimiglia railway
The Genoa–Ventimiglia railway is a major coastal rail line in northwestern Italy that runs along the Ligurian Sea, connecting Genoa with towns up to the French border.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf | railway line ⓘ |
| connectsCity |
Bologna
NERFINISHED
ⓘ
Milan NERFINISHED ⓘ |
| connectsTo |
Bologna–Ancona railway
NERFINISHED
ⓘ
Bologna–Florence railway NERFINISHED ⓘ Bologna–Verona railway NERFINISHED ⓘ Milan–Venice railway NERFINISHED ⓘ Turin–Milan railway NERFINISHED ⓘ |
| country | Italy ⓘ |
| electrification | 3 kV DC overhead line ⓘ |
| endPoint | Bologna NERFINISHED ⓘ |
| formsCorridor | north–south Italian rail corridor ⓘ |
| hasParallelInfrastructure | Autostrada A1 NERFINISHED ⓘ |
| historicalRole | backbone of rail traffic between northern and central Italy ⓘ |
| isKeySegmentOf | Italian high-capacity transport network NERFINISHED ⓘ |
| lineNumber | Milan–Bologna conventional line NERFINISHED ⓘ |
| locatedIn | Northern Italy ⓘ |
| locatedOnCorridor | TEN-T Scandinavian–Mediterranean corridor NERFINISHED ⓘ |
| numberOfTracks | double track ⓘ |
| operator | Rete Ferroviaria Italiana NERFINISHED ⓘ |
| owner | Rete Ferroviaria Italiana NERFINISHED ⓘ |
| parallelTo | Milan–Bologna high-speed railway NERFINISHED ⓘ |
| partOf |
Italian railway network
ⓘ
high-capacity transport network of Italy ⓘ |
| servedBy |
high-speed trains
ⓘ
intercity trains ⓘ regional trains ⓘ |
| servesProvince |
Metropolitan City of Bologna
NERFINISHED
ⓘ
Province of Lodi NERFINISHED ⓘ Province of Milan NERFINISHED ⓘ Province of Parma NERFINISHED ⓘ Province of Piacenza NERFINISHED ⓘ Province of Reggio Emilia NERFINISHED ⓘ |
| servesRegion |
Emilia-Romagna
NERFINISHED
ⓘ
Lombardy NERFINISHED ⓘ |
| servesStation |
Bologna Centrale railway station
NERFINISHED
ⓘ
Lodi railway station NERFINISHED ⓘ Milano Centrale railway station NERFINISHED ⓘ Milano Rogoredo railway station NERFINISHED ⓘ Modena railway station NERFINISHED ⓘ Parma railway station NERFINISHED ⓘ Piacenza railway station NERFINISHED ⓘ Reggio Emilia railway station NERFINISHED ⓘ |
| startPoint | Milan NERFINISHED ⓘ |
| trackGauge | 1,435 mm standard gauge ⓘ |
| usedFor |
freight rail transport
ⓘ
passenger rail transport ⓘ |
| usesSignallingSystem | Italian railway signalling system ⓘ |
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: Milan–Bologna railway Description of subject: The Milan–Bologna railway is a major Italian mainline rail corridor connecting the northern cities of Milan and Bologna and forming a key segment of the country’s high-capacity transport network.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Milan–Bologna railway line