Line 2–Green
E282986
Line 2–Green is a major rapid transit line of the São Paulo Metro system, serving key central and eastern districts of São Paulo, Brazil.
All labels observed (6)
| Label | Occurrences |
|---|---|
| Line 2–Green canonical | 14 |
| Line 2-Green | 2 |
| Line 2 (Green) trunk corridor | 1 |
| Line 2–Green at Chácara Klabin station | 1 |
| Line 2–Green of São Paulo Metro | 1 |
| Line 2–Green trunk section | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2633924 — 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 2–Green Context triple: [São Paulo Metro, hasLine, Line 2–Green]
-
A.
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.
-
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.
Line 2
Line 2 is a major east–west rapid transit route of the Shanghai Metro that connects key commercial, residential, and airport hubs across the city.
-
D.
Line 2
Line 2 is a circular rapid transit line of the Beijing Subway that runs around the city center, roughly following the path of the old city walls and the 2nd Ring Road.
-
E.
Line 2
Line 2 is a major rapid transit route of the Guangzhou Metro system that runs through key urban districts and serves as one of the network’s primary north–south corridors.
- 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 2–Green Target entity description: Line 2–Green is a major rapid transit line of the São Paulo Metro system, serving key central and eastern districts of São Paulo, Brazil.
-
A.
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.
-
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.
Line 2
Line 2 is a major east–west rapid transit route of the Shanghai Metro that connects key commercial, residential, and airport hubs across the city.
-
D.
Line 2
Line 2 is a circular rapid transit line of the Beijing Subway that runs around the city center, roughly following the path of the old city walls and the 2nd Ring Road.
-
E.
Line 2
Line 2 is a major rapid transit route of the Guangzhou Metro system that runs through key urban districts and serves as one of the network’s primary north–south corridors.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
São Paulo Metro line
ⓘ
rapid transit line ⓘ |
| character |
partially elevated
ⓘ
underground ⓘ |
| cityServed | São Paulo ⓘ |
| color | green ⓘ |
| connectsWith |
CPTM commuter rail lines (via transfer stations)
ⓘ
Line 15–Silver ⓘ Line 1–Blue ⓘ Line 3–Red ⓘ Line 4–Yellow ⓘ Line 5–Lilac ⓘ |
| country | Brazil ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareCard |
Bilhete Único
ⓘ
linked to:
Bilhete Único smart card
|
| fareCollection | contactless smart card ⓘ |
| fareSystem | São Paulo integrated public transport fare system ⓘ |
| lineNumber | 2 ⓘ |
| locatedIn |
Brazil
ⓘ
São Paulo ⓘ São Paulo (state) ⓘ
linked to:
state of São Paulo
|
| operator |
Companhia do Metropolitano de São Paulo
ⓘ
linked to:
São Paulo Metro
Metrô de São Paulo ⓘ
linked to:
São Paulo Metro
|
| owner | Government of the State of São Paulo ⓘ |
| partOf |
São Paulo Metro network
ⓘ
linked to:
São Paulo Metro
|
| publicTransportMode | metro ⓘ |
| regionServed |
Greater São Paulo
ⓘ
linked to:
São Paulo metropolitan area
|
| servesDistrict |
central districts of São Paulo
ⓘ
eastern districts of São Paulo ⓘ |
| system | São Paulo Metro ⓘ |
| trackGauge | 1,600 mm ⓘ |
| transitType | rapid transit ⓘ |
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 2–Green Description of subject: Line 2–Green is a major rapid transit line of the São Paulo Metro system, serving key central and eastern districts of São Paulo, Brazil.
Referenced by (20)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Line 2–Green
linked to: Line 2–Green
linked to: Line 2–Green
subject linked to:
Trianon–MASP metro station
linked to: Line 2–Green
linked to: Line 2–Green
linked to: Line 2–Green