Line 12 (MetroSur)
E140789
Line 12 (MetroSur) is a circular suburban line of the Madrid Metro that connects several southern municipalities of the Madrid metropolitan area.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Line 12 (MetroSur) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1226497 — 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 12 (MetroSur) Context triple: [Madrid Metro, hasLine, Line 12 (MetroSur)]
-
A.
Santiago Metro Line 2
Santiago Metro Line 2 is one of the main rapid transit lines in Santiago, Chile, running in a generally north–south direction and serving key residential and commercial areas of the city.
-
B.
Metro Line 3
Metro Line 3 is a major Mexico City Metro route that runs north–south across the city, connecting key residential and commercial areas including the Gustavo A. Madero borough.
-
C.
Mexico City Metro Line 7
Mexico City Metro Line 7 is a major rapid transit line running through the western and southwestern parts of Mexico City, connecting key residential, commercial, and governmental areas.
-
D.
LRT Line 2
LRT Line 2 is an elevated rapid transit line in Metro Manila, Philippines, running east–west and serving major areas including Quezon City, Manila, and Pasig.
-
E.
Metro line 52
Metro line 52 is Amsterdam’s North–South metro line, connecting the city’s northern and southern districts via the city center and major hubs like Amsterdam Zuid.
- 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 12 (MetroSur) Target entity description: Line 12 (MetroSur) is a circular suburban line of the Madrid Metro that connects several southern municipalities of the Madrid metropolitan area.
-
A.
Santiago Metro Line 2
Santiago Metro Line 2 is one of the main rapid transit lines in Santiago, Chile, running in a generally north–south direction and serving key residential and commercial areas of the city.
-
B.
Metro Line 3
Metro Line 3 is a major Mexico City Metro route that runs north–south across the city, connecting key residential and commercial areas including the Gustavo A. Madero borough.
-
C.
Mexico City Metro Line 7
Mexico City Metro Line 7 is a major rapid transit line running through the western and southwestern parts of Mexico City, connecting key residential, commercial, and governmental areas.
-
D.
LRT Line 2
LRT Line 2 is an elevated rapid transit line in Metro Manila, Philippines, running east–west and serving major areas including Quezon City, Manila, and Pasig.
-
E.
Metro line 52
Metro line 52 is Amsterdam’s North–South metro line, connecting the city’s northern and southern districts via the city center and major hubs like Amsterdam Zuid.
- F. None of above. chosen
Statements (23)
| Predicate | Object |
|---|---|
| instanceOf |
Madrid Metro line
ⓘ
circular metro line ⓘ rapid transit line ⓘ |
| character | suburban ⓘ |
| connectsMunicipality |
Alcorcón
ⓘ
Fuenlabrada ⓘ Getafe ⓘ Leganés ⓘ Móstoles ⓘ |
| connectsToLine | Line 10 (Madrid Metro) ⓘ |
| country | Spain ⓘ |
| electrification | 1,500 V DC overhead catenary ⓘ |
| isCircular | true ⓘ |
| locale | Community of Madrid ⓘ |
| name |
Line 12
ⓘ
surface form:
Línea 12
MetroSur ⓘ |
| numberOfTracks | 2 ⓘ |
| operator |
Madrid Metro
ⓘ
surface form:
Metro de Madrid
|
| owner | Community of Madrid ⓘ |
| servesMetropolitanArea | Madrid metropolitan area ⓘ |
| system | Madrid Metro ⓘ |
| trackGauge | 1,445 mm ⓘ |
| type | heavy rail metro ⓘ |
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 12 (MetroSur) Description of subject: Line 12 (MetroSur) is a circular suburban line of the Madrid Metro that connects several southern municipalities of the Madrid metropolitan area.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.