Derby–Birmingham line
E149117
The Derby–Birmingham line is a key railway route in England linking the East Midlands city of Derby with Birmingham and the wider West Midlands rail network.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Derby–Birmingham line canonical | 4 |
| Birmingham–Derby line | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1243897 — 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: Derby–Birmingham line Context triple: [Derby railway station, railwayLine, Derby–Birmingham line]
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A.
Derby–Crewe line
The Derby–Crewe line is a key railway route in England linking the East Midlands with the North West, serving both passenger and freight traffic.
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B.
Manchester–Crewe line
The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
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C.
Huddersfield Line
The Huddersfield Line is a major railway route in northern England linking Manchester and Leeds via Huddersfield, known for its trans-Pennine services and scenic passage through the Pennines.
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D.
Manchester to Bolton line
The Manchester to Bolton line is a suburban railway route in Greater Manchester, England, connecting Manchester with the town of Bolton and serving intermediate communities along the corridor.
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E.
Manchester–Liverpool line
The Manchester–Liverpool line is a major railway route in North West England connecting the cities of Manchester and Liverpool and serving key intermediate stations such as Oxford Road.
- 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: Derby–Birmingham line Target entity description: The Derby–Birmingham line is a key railway route in England linking the East Midlands city of Derby with Birmingham and the wider West Midlands rail network.
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A.
Derby–Crewe line
The Derby–Crewe line is a key railway route in England linking the East Midlands with the North West, serving both passenger and freight traffic.
-
B.
Manchester–Crewe line
The Manchester–Crewe line is a key railway route in North West England linking Manchester with Crewe and serving major intermediate stops including Manchester Airport.
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C.
Huddersfield Line
The Huddersfield Line is a major railway route in northern England linking Manchester and Leeds via Huddersfield, known for its trans-Pennine services and scenic passage through the Pennines.
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D.
Manchester to Bolton line
The Manchester to Bolton line is a suburban railway route in Greater Manchester, England, connecting Manchester with the town of Bolton and serving intermediate communities along the corridor.
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E.
Manchester–Liverpool line
The Manchester–Liverpool line is a major railway route in North West England connecting the cities of Manchester and Liverpool and serving key intermediate stations such as Oxford Road.
- F. None of above. chosen
Statements (32)
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: Derby–Birmingham line Description of subject: The Derby–Birmingham line is a key railway route in England linking the East Midlands city of Derby with Birmingham and the wider West Midlands rail network.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Derby–Birmingham line