Line 1
E288958
Line 1 is a major east–west rapid transit route of the Brussels Metro system, connecting key districts across the Belgian capital.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 1 canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2671696 — 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: [Brussels Metro, 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 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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D.
Line 1
Line 1 is the main north–south route of the Tehran Metro system, serving as one of its busiest and most important rapid transit lines.
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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 major east–west rapid transit route of the Brussels Metro system, connecting key districts across the Belgian capital.
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A.
Line 1
Line 1 is one of the main lines of the Barcelona Metro rapid transit system, running on a largely east–west axis and serving several key districts of the city.
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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 a major north–south rapid transit line of the Shanghai Metro and one of the system’s oldest and busiest routes.
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D.
Line 1
Line 1 is the oldest and one of the busiest lines of the Paris Métro, running primarily east–west through central Paris and serving many major landmarks.
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E.
Line 1
Line 1 is the main north–south route of the Tehran Metro system, serving as one of its busiest and most important rapid transit lines.
- F. None of above. chosen
Statements (26)
| Predicate | Object |
|---|---|
| instanceOf |
metro line
ⓘ
public transport route ⓘ rapid transit line ⓘ |
| connects |
eastern districts of Brussels
ⓘ
western districts of Brussels ⓘ |
| country | Belgium ⓘ |
| direction | east–west ⓘ |
| electrification | third rail ⓘ |
| fareSystem | integrated STIB-MIVB fare system ⓘ |
| gauge | standard gauge ⓘ |
| hasColorOnMap | designated line color on Brussels Metro maps ⓘ |
| hasMode |
surface
ⓘ
underground ⓘ |
| hasRouteType | east–west trunk route ⓘ |
| languageOfName |
Dutch
ⓘ
French ⓘ |
| locatedIn |
Belgium
ⓘ
Brussels ⓘ
linked to:
Brussels, Belgium
|
| networkRole | major line in Brussels Metro network ⓘ |
| operator | STIB-MIVB ⓘ |
| partOf | Brussels Metro ⓘ |
| serves |
Brussels-Capital Region
ⓘ
key districts of Brussels ⓘ |
| system | STIB-MIVB ⓘ |
| transportType | rapid transit ⓘ |
| usedFor | urban 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: Line 1 Description of subject: Line 1 is a major east–west rapid transit route of the Brussels Metro system, connecting key districts across the Belgian capital.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.