Line 1
E625062
Line 1 is a principal route of the Nottingham Express Transit tram network, connecting key suburbs with Nottingham city centre.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 1 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6881120 — 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: Line 1 Context triple: [Nottingham Express Transit, hasLine, Line 1]
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A.
Line 1
Line 1 is the oldest and one of the busiest lines of the Santiago Metro, running primarily east–west across central Santiago, Chile.
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B.
Line 1
Line 1 is one of the main east–west rapid transit lines of the Beijing Subway, serving as a core corridor through central Beijing.
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C.
Line 1
Line 1 is the oldest and one of the busiest lines of the Mexico City Metro, running east–west across the city and serving many central, high-traffic stations.
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D.
Line 1
Line 1 is a major rapid transit line of the Guangzhou Metro system in Guangzhou, China, serving as one of the city's primary east–west corridors.
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E.
Line 1
Line 1 is a major north–south rapid transit line of the Shanghai Metro and one of the system’s oldest and busiest routes.
- 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: Line 1 Target entity description: Line 1 is a principal route of the Nottingham Express Transit tram network, connecting key suburbs with Nottingham city centre.
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A.
Line 1
Line 1 is a principal light rail route of the Tunis Metro system, serving key districts within the Tunis metropolitan area.
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B.
Line 1
Line 1 is a major east–west rapid transit route of the Brussels Metro system, connecting key districts across the Belgian capital.
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C.
Line 1
Line 1 is a major Beijing Subway route that runs north–south through the city’s central axis, serving key commercial and historical areas.
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D.
Line 1
Line 1 is the numerical designation commonly used for Ottawa’s Confederation Line, the city’s primary light rail transit route.
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E.
Line 1
Line 1 is the first and main automated metro line of the Turin Metro system in Turin, Italy, connecting key areas of the city along an underground route.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf |
public transport route
ⓘ
tram line ⓘ |
| connectsWith |
Nottingham city centre
NERFINISHED
ⓘ
Nottingham suburbs ⓘ |
| fareSystem | integrated NET ticketing ⓘ |
| hasAccessibility | step-free access at platforms ⓘ |
| hasElectrification | overhead line ⓘ |
| hasFunction |
public transport
ⓘ
urban transit ⓘ |
| hasImportance | key corridor for Nottingham Express Transit ⓘ |
| hasMode | tram ⓘ |
| hasOperator | Nottingham Express Transit NERFINISHED ⓘ |
| hasTransportType | light rail ⓘ |
| isPrincipalRouteOf | Nottingham Express Transit tram network NERFINISHED ⓘ |
| isSubjectOf | public transport information in Nottingham ⓘ |
| locatedIn |
England
ⓘ
Nottingham NERFINISHED ⓘ Nottinghamshire ⓘ United Kingdom ⓘ |
| partOf | Nottingham Express Transit NERFINISHED ⓘ |
| serves |
commuters
ⓘ
shoppers ⓘ visitors to Nottingham city centre ⓘ |
| usesInfrastructure | tram tracks ⓘ |
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: Line 1 Description of subject: Line 1 is a principal route of the Nottingham Express Transit tram network, connecting key suburbs with Nottingham city centre.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.