Rio de Janeiro Metro

E712283

metro system rapid transit system

The Rio de Janeiro Metro is the rapid transit system serving the city of Rio de Janeiro, Brazil, providing high-capacity urban rail transport across key neighborhoods and metropolitan areas.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (9)

Label	Occurrences
Rio de Janeiro Metro canonical	12
Rio de Janeiro Metro Line 1	5
Metrô Rio	4
MetrôRio	4
Rio de Janeiro Metro Line 2	3
Rio de Janeiro Metro fare system	3
Rio de Janeiro Metro system	2
Linha 4 of Rio de Janeiro Metro	1
Rio de Janeiro Metro network	1

How this entity was disambiguated

This entity first appeared as the object of triple T8142131 — 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: Rio de Janeiro Metro
Context triple: [Kawasaki multiple units, usedIn, Rio de Janeiro Metro]

A. São Paulo Metro
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.
B. Brasília Metro
The Brasília Metro is the rapid transit system serving Brazil’s capital, connecting key government, residential, and commercial areas across the Federal District.
C. Belo Horizonte Metro
The Belo Horizonte Metro is a rapid transit system serving the metropolitan area of Belo Horizonte, Brazil, providing urban rail transport across key districts of the city.
D. São Paulo Metro Line 4-Yellow
São Paulo Metro Line 4-Yellow is a major driverless metro line in São Paulo that connects key central and western districts, easing congestion and integrating with several other lines in the city’s rapid transit network.
E. São Paulo Metro Line 3-Red
São Paulo Metro Line 3-Red is one of the main rapid transit lines in São Paulo, Brazil, running east–west through central areas and serving as a heavily used backbone of the city’s metro system.
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: Rio de Janeiro Metro
Target entity description: The Rio de Janeiro Metro is the rapid transit system serving the city of Rio de Janeiro, Brazil, providing high-capacity urban rail transport across key neighborhoods and metropolitan areas.

A. São Paulo Metro
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.
B. Brasília Metro
The Brasília Metro is the rapid transit system serving Brazil’s capital, connecting key government, residential, and commercial areas across the Federal District.
C. Belo Horizonte Metro
The Belo Horizonte Metro is a rapid transit system serving the metropolitan area of Belo Horizonte, Brazil, providing urban rail transport across key districts of the city.
D. São Paulo Metro Line 4-Yellow
São Paulo Metro Line 4-Yellow is a major driverless metro line in São Paulo that connects key central and western districts, easing congestion and integrating with several other lines in the city’s rapid transit network.
E. São Paulo Metro Line 3-Red
São Paulo Metro Line 3-Red is one of the main rapid transit lines in São Paulo, Brazil, running east–west through central areas and serving as a heavily used backbone of the city’s metro system.
F. None of above. chosen

Statements (48)

Predicate	Object
instanceOf	metro system ⓘ rapid transit system ⓘ
connectsWith	Bus Rapid Transit (BRT) corridors in Rio de Janeiro ⓘ SuperVia urban rail network NERFINISHED ⓘ bus networks in Rio de Janeiro ⓘ
continent	South America ⓘ
country	Brazil ⓘ
electrification	750 V DC third rail ⓘ
fareMedium	contactless smart card ⓘ
fareSystem	flat fare with integrated tickets ⓘ
hasDepot	maintenance and storage facilities in Rio de Janeiro ⓘ
hasFeature	air-conditioned trains ⓘ elevated sections ⓘ integrated ticketing with buses ⓘ underground sections ⓘ
line	Line 1 NERFINISHED ⓘ Line 2 NERFINISHED ⓘ Line 4 NERFINISHED ⓘ
locatedIn	Rio de Janeiro ⓘ Southeast Region, Brazil NERFINISHED ⓘ State of Rio de Janeiro NERFINISHED ⓘ
notableStation	Barra da Tijuca stations ⓘ Botafogo station NERFINISHED ⓘ Central station (Central do Brasil integration area) NERFINISHED ⓘ Copacabana stations NERFINISHED ⓘ Ipanema stations ⓘ
numberOfLines	3 ⓘ
numberOfStations	over 40 ⓘ
openingDate	1979 ⓘ
operator	MetrôRio NERFINISHED ⓘ
owner	State of Rio de Janeiro NERFINISHED ⓘ
primaryLanguage	Portuguese ⓘ
purpose	high-capacity urban transport ⓘ reduction of road congestion ⓘ
regionServed	Rio de Janeiro metropolitan area NERFINISHED ⓘ
rollingStockType	electric multiple units ⓘ
safetySystem	automatic train protection ⓘ
servesArea	Downtown Rio de Janeiro NERFINISHED ⓘ North Zone of Rio de Janeiro NERFINISHED ⓘ South Zone of Rio de Janeiro NERFINISHED ⓘ West Zone of Rio de Janeiro NERFINISHED ⓘ
servesCity	Rio de Janeiro NERFINISHED ⓘ
serviceType	rapid transit ⓘ urban rail ⓘ
trackGauge	1,600 mm ⓘ
transportMode	rail ⓘ
typicalUse	daily commuting ⓘ tourist access to beaches and attractions ⓘ

How these facts were elicited