Line 7A
E608275
Line 7A is a branch of Madrid Metro’s Line 7 that serves as a shuttle-like extension connecting the main line to additional suburban stations.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Line 7 south-eastern branch | 1 |
| Line 7A canonical | 1 |
| Line 7B | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6639280 — 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 7A Context triple: [Line 7 (Madrid Metro), hasSection, Line 7A]
-
A.
Line 4A
Line 4A is a short branch line of the Santiago Metro in Chile that connects parts of southeastern Santiago to the main Line 4 corridor.
-
B.
Line 7R
Line 7R is a Culver CityBus rapid transit route serving key corridors in the Westside region of Los Angeles County.
-
C.
Metro Line 7
Metro Line 7 is a rapid transit route in a metropolitan subway network that connects multiple key districts and serves as an interchange point with several other lines.
-
D.
Line 3A
Line 3A is a planned rapid transit route of the Ho Chi Minh City Metro intended to serve as part of the city’s future urban rail network.
-
E.
Line 4B
Line 4B is a planned rapid transit line of the Ho Chi Minh City Metro intended to expand urban rail connectivity within Vietnam’s largest city.
- 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 7A Target entity description: Line 7A is a branch of Madrid Metro’s Line 7 that serves as a shuttle-like extension connecting the main line to additional suburban stations.
-
A.
Line 4A
Line 4A is a short branch line of the Santiago Metro in Chile that connects parts of southeastern Santiago to the main Line 4 corridor.
-
B.
Line 7R
Line 7R is a Culver CityBus rapid transit route serving key corridors in the Westside region of Los Angeles County.
-
C.
Metro Line 7
Metro Line 7 is a rapid transit route in a metropolitan subway network that connects multiple key districts and serves as an interchange point with several other lines.
-
D.
Line 3A
Line 3A is a planned rapid transit route of the Ho Chi Minh City Metro intended to serve as part of the city’s future urban rail network.
-
E.
Line 4B
Line 4B is a planned rapid transit line of the Ho Chi Minh City Metro intended to expand urban rail connectivity within Vietnam’s largest city.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
metro line branch
ⓘ
shuttle service ⓘ |
| connectsWith | Line 7 (Madrid Metro) ⓘ |
| country | Spain ⓘ |
| electrification | overhead line ⓘ |
| fareSystem | Madrid public transport integrated fare system ⓘ |
| gauge | standard gauge ⓘ |
| hasFunction | connect main Line 7 with suburban areas ⓘ |
| hasLanguageOfSignage |
English
ⓘ
Spanish ⓘ |
| hasServiceRole | feeder line to Line 7 ⓘ |
| isBranchOf | Line 7 (Madrid Metro) ⓘ |
| isPartOfNetwork |
Madrid metropolitan rail network
ⓘ
linked to:
Madrid Metro
|
| locatedIn |
Community of Madrid
ⓘ
Madrid ⓘ |
| networkZone | suburban area of Madrid ⓘ |
| operator |
Metro de Madrid
ⓘ
linked to:
Madrid Metro
|
| owner |
Regional Government of the Community of Madrid
ⓘ
linked to:
Government of the Community of Madrid
|
| partOf | Line 7 (Madrid Metro) ⓘ |
| publicTransportMode | metro ⓘ |
| servicePattern | branch shuttle from main Line 7 to additional suburban stations ⓘ |
| system | Madrid Metro ⓘ |
| trackUsage | passenger services only ⓘ |
| transportType | rapid transit ⓘ |
| usesRollingStockType |
Madrid Metro electric multiple units
ⓘ
linked to:
Madrid Metro 3000 series
|
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 7A Description of subject: Line 7A is a branch of Madrid Metro’s Line 7 that serves as a shuttle-like extension connecting the main line to additional suburban stations.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.