São Paulo Metro
E59698
The São Paulo Metro is a major rapid transit system serving the city of São Paulo, Brazil, known for its extensive network, high ridership, and role as a backbone of the city's public transportation.
All labels observed (11)
How this entity was disambiguated
This entity first appeared as the object of triple T474670 — 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: São Paulo Metro Context triple: [São Paulo, hasPublicTransport, São Paulo Metro]
-
A.
Lisbon Metro
Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
-
B.
Santiago Metro
Santiago Metro is the rapid transit system serving Chile's capital, known as one of Latin America’s largest and most extensive urban rail networks.
-
C.
Curitiba BRT system
The Curitiba BRT system is a pioneering bus rapid transit network in Curitiba, Brazil, renowned for its innovative, high-capacity, and cost-effective urban mass transit design that has influenced similar systems worldwide.
-
D.
Metrorail
Metrorail is the rapid transit system serving the Washington, D.C. metropolitan area, operated by the Washington Metropolitan Area Transit Authority (WMATA).
-
E.
Lisbon Tramway
The Lisbon Tramway is a historic network of yellow streetcars that navigate Lisbon’s steep, narrow streets and serve as both public transport and a popular tourist attraction.
- 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: São Paulo Metro Target entity description: The São Paulo Metro is a major rapid transit system serving the city of São Paulo, Brazil, known for its extensive network, high ridership, and role as a backbone of the city's public transportation.
-
A.
Lisbon Metro
Lisbon Metro is the rapid transit system serving Portugal’s capital, providing an extensive network of underground and suburban rail lines across the Lisbon metropolitan area.
-
B.
Santiago Metro
Santiago Metro is the rapid transit system serving Chile's capital, known as one of Latin America’s largest and most extensive urban rail networks.
-
C.
Curitiba BRT system
The Curitiba BRT system is a pioneering bus rapid transit network in Curitiba, Brazil, renowned for its innovative, high-capacity, and cost-effective urban mass transit design that has influenced similar systems worldwide.
-
D.
Metrorail
Metrorail is the rapid transit system serving the Washington, D.C. metropolitan area, operated by the Washington Metropolitan Area Transit Authority (WMATA).
-
E.
Lisbon Tramway
The Lisbon Tramway is a historic network of yellow streetcars that navigate Lisbon’s steep, narrow streets and serve as both public transport and a popular tourist attraction.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
metro system
ⓘ
rapid transit system ⓘ |
| annualRidership | over 1,000,000,000 passengers ⓘ |
| character |
at-grade
ⓘ
elevated ⓘ underground ⓘ |
| cityServed | São Paulo ⓘ |
| connectsWith |
CPTM commuter rail
ⓘ
surface form:
CPTM (Companhia Paulista de Trens Metropolitanos)
São Paulo bus system ⓘ |
| country | Brazil ⓘ |
| dailyRidership | over 4,000,000 passengers ⓘ |
| electrification | 750 V DC third rail ⓘ |
| fareSystem |
integrated with CPTM commuter rail
ⓘ
integrated with São Paulo bus network ⓘ |
| firstLineOpened |
Metro Line 1
ⓘ
surface form:
Line 1–Blue
|
| gauge |
1,600 mm
ⓘ
standard gauge ⓘ |
| hasColorCode |
Blue for Line 1
ⓘ
Green for Line 2 ⓘ Lilac for Line 5 ⓘ Red for Line 3 ⓘ Silver for Line 15 ⓘ Yellow for Line 4 ⓘ |
| hasLine |
Line 15–Silver
ⓘ
Metro Line 1 ⓘ
surface form:
Line 1–Blue
Line 2–Green ⓘ Line 3–Red ⓘ Line 4–Yellow ⓘ Line 5–Lilac ⓘ |
| headquartersLocation | São Paulo ⓘ |
| language | Portuguese ⓘ |
| locatedIn |
state of São Paulo
ⓘ
surface form:
State of São Paulo
São Paulo ⓘ |
| notableFeature |
extensive network coverage in central São Paulo
ⓘ
high passenger density ⓘ |
| numberOfLines | 6 ⓘ |
| openingDate | 1974-09-14 ⓘ |
| operator |
São Paulo Metro
self-linksurface differs
ⓘ
surface form:
Companhia do Metropolitano de São Paulo
|
| owner |
state of São Paulo
ⓘ
surface form:
Government of the State of São Paulo
|
| planningAuthority |
state of São Paulo
ⓘ
surface form:
Government of the State of São Paulo
|
| regionServed | São Paulo metropolitan area ⓘ |
| role | backbone of São Paulo public transport ⓘ |
| safetyRecord | one of the safest metro systems in the Americas ⓘ |
| serves |
São Paulo
ⓘ
surface form:
city of São Paulo
|
| shortName |
São Paulo Metro
self-linksurface differs
ⓘ
surface form:
Metrô de São Paulo
São Paulo Metro self-linksurface differs ⓘ
surface form:
São Paulo Metrô
|
| ticketingSystem | Bilhete Único smart card ⓘ |
| transitType |
heavy rail
ⓘ
monorail ⓘ |
| website | http://www.metro.sp.gov.br ⓘ |
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: São Paulo Metro Description of subject: The São Paulo Metro is a major rapid transit system serving the city of São Paulo, Brazil, known for its extensive network, high ridership, and role as a backbone of the city's public transportation.
Referenced by (49)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Companhia do Metropolitano de São Paulo
this entity surface form:
Metrô de São Paulo
this entity surface form:
São Paulo Metrô
this entity surface form:
São Paulo public transport network
this entity surface form:
Companhia do Metropolitano de São Paulo
this entity surface form:
São Paulo Metro network
this entity surface form:
Companhia do Metropolitano de São Paulo
this entity surface form:
Metrô de São Paulo
this entity surface form:
Companhia do Metropolitano de São Paulo
this entity surface form:
Companhia do Metropolitano de São Paulo
this entity surface form:
METRÔ-SP
subject surface form:
Bilhete Único
this entity surface form:
Companhia do Metropolitano de São Paulo
this entity surface form:
São Paulo rapid transit system
this entity surface form:
São Paulo Metro network
this entity surface form:
São Paulo metropolitan rail system
this entity surface form:
São Paulo metropolitan rail network
this entity surface form:
São Paulo metropolitan rail network
subject surface form:
Trianon–MASP
subject surface form:
Trianon–MASP
this entity surface form:
Companhia do Metropolitano de São Paulo
subject surface form:
Trianon–MASP
this entity surface form:
São Paulo Metro system