Mexico City Metro Line 4
E282395
Mexico City Metro Line 4 is one of the lines of the Mexico City Metro system, known for its elevated tracks and for serving areas north of the city center.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Line 4 (Mexico City Metro) | 9 |
| Mexico City Metro Line 4 canonical | 9 |
How this entity was disambiguated
This entity first appeared as the object of triple T2485628 — 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: Mexico City Metro Line 4 Context triple: [Metrobus Line 4, connectsWith, Mexico City Metro Line 4]
-
A.
Mexico City Metro Line 5
Mexico City Metro Line 5 is a rapid transit line in Mexico City’s metro system that serves the northern part of the city, connecting several key residential and industrial areas.
-
B.
Mexico City Metro Line 3
Mexico City Metro Line 3 is a major north–south rapid transit line in Mexico City’s metro system, connecting key residential and commercial areas across the city.
-
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.
Mexico City Metro Line 6
Mexico City Metro Line 6 is a rapid transit line in Mexico City’s metro system that runs east–west across the city’s northern area, connecting multiple residential and industrial zones.
-
E.
Mexico City Metro Line 9
Mexico City Metro Line 9 is an east–west rapid transit line in the Mexico City Metro system that serves key neighborhoods in the southern and central parts of the 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: Mexico City Metro Line 4 Target entity description: Mexico City Metro Line 4 is one of the lines of the Mexico City Metro system, known for its elevated tracks and for serving areas north of the city center.
-
A.
Mexico City Metro Line 5
Mexico City Metro Line 5 is a rapid transit line in Mexico City’s metro system that serves the northern part of the city, connecting several key residential and industrial areas.
-
B.
Mexico City Metro Line 3
Mexico City Metro Line 3 is a major north–south rapid transit line in Mexico City’s metro system, connecting key residential and commercial areas across the city.
-
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.
Mexico City Metro Line 6
Mexico City Metro Line 6 is a rapid transit line in Mexico City’s metro system that runs east–west across the city’s northern area, connecting multiple residential and industrial zones.
-
E.
Mexico City Metro Line 9
Mexico City Metro Line 9 is an east–west rapid transit line in the Mexico City Metro system that serves key neighborhoods in the southern and central parts of the city.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Mexico City Metro line
ⓘ
rapid transit line ⓘ |
| cityServed | Mexico City ⓘ |
| connectsWith |
Mexico City Metro Line 1 at Candelaria
ⓘ
linked to:
Mexico City Metro Line 1
Mexico City Metro Line 5 at Consulado ⓘ
linked to:
Mexico City Metro Line 5
Mexico City Metro Line 5 at Martín Carrera ⓘ
linked to:
Mexico City Metro Line 5
Mexico City Metro Line 8 at Santa Anita ⓘ
linked to:
Mexico City Metro Line 8
Mexico City Metro Line 9 at Jamaica ⓘ
linked to:
Mexico City Metro Line 9
Mexico City Metro Line B at Morelos ⓘ
linked to:
Line B of Mexico City Metro
|
| country | Mexico ⓘ |
| electrification | 750 V DC third rail ⓘ |
| endStation | Santa Anita ⓘ |
| gauge | standard gauge ⓘ |
| hasColor | aqua ⓘ |
| hasMapColorCode | #00B2A9 ⓘ |
| hasRollingStock |
MP-68 trains
ⓘ
NE-92 trains ⓘ NM-73 trains ⓘ NM-79 trains ⓘ |
| hasStation |
Bondojito
ⓘ
Canal del Norte ⓘ Candelaria ⓘ Consulado ⓘ Fray Servando ⓘ Jamaica ⓘ Martín Carrera ⓘ Morelos ⓘ Santa Anita ⓘ Talismán ⓘ |
| hasTerminus |
Martín Carrera
ⓘ
Santa Anita ⓘ |
| isOneOf | the shortest lines of the Mexico City Metro ⓘ |
| lineColor | light blue-green ⓘ |
| locatedIn |
Mexico
ⓘ
Mexico City ⓘ |
| numberOfStations | 10 ⓘ |
| openedInYear | 1981 ⓘ |
| openingDate | 1981-08-29 ⓘ |
| operator |
Sistema de Transporte Colectivo (STC)
ⓘ
linked to:
Sistema de Transporte Colectivo
|
| owner |
Mexico City government
ⓘ
linked to:
Government of Mexico City
|
| partOf | Mexico City Metro ⓘ |
| servesArea |
downtown Mexico City vicinity
ⓘ
north of Mexico City historic center ⓘ |
| servesFunction | urban public transport ⓘ |
| startStation | Martín Carrera ⓘ |
| system |
Sistema de Transporte Colectivo (STC)
ⓘ
linked to:
Sistema de Transporte Colectivo
|
| trackCharacter |
at grade
ⓘ
elevated ⓘ |
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: Mexico City Metro Line 4 Description of subject: Mexico City Metro Line 4 is one of the lines of the Mexico City Metro system, known for its elevated tracks and for serving areas north of the city center.
Referenced by (18)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Line 6
linked to: Mexico City Metro Line 4
subject linked to:
Line B
linked to: Mexico City Metro Line 4
subject linked to:
Line 5
linked to: Mexico City Metro Line 4
subject linked to:
Line 8
linked to: Mexico City Metro Line 4
subject linked to:
Line 9
linked to: Mexico City Metro Line 4
subject linked to:
Line B of Mexico City Metro
linked to: Mexico City Metro Line 4
linked to: Mexico City Metro Line 4
linked to: Mexico City Metro Line 4
linked to: Mexico City Metro Line 4