Baku Metro
E382528
Baku Metro is the rapid transit system serving Azerbaijan’s capital city, known for its Soviet-era architecture and role as a key component of Baku’s urban transportation network.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Baku Metro canonical | 4 |
| Baku Metro Closed Joint-Stock Company | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3723633 — 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: Baku Metro Context triple: [Baku, hasPublicTransport, Baku Metro]
-
A.
Tbilisi Metro
Tbilisi Metro is the rapid transit system serving Georgia’s capital city, providing a primary backbone for urban public transportation.
-
B.
Almaty Metro
Almaty Metro is the rapid transit system serving Kazakhstan’s largest city, featuring underground lines that provide urban public transportation.
-
C.
Tbilisi funicular
The Tbilisi funicular is a historic hillside railway in Georgia’s capital that carries passengers between the city and the Mtatsminda plateau, offering panoramic views over Tbilisi.
-
D.
Minsk Metro
The Minsk Metro is a rapid transit system serving Belarus's capital city with multiple underground lines and stations.
-
E.
Mashhad Metro
Mashhad Metro is the urban rapid transit system serving the city of Mashhad in northeastern Iran, providing high-capacity public transportation across the metropolitan area.
- 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: Baku Metro Target entity description: Baku Metro is the rapid transit system serving Azerbaijan’s capital city, known for its Soviet-era architecture and role as a key component of Baku’s urban transportation network.
-
A.
Tbilisi Metro
Tbilisi Metro is the rapid transit system serving Georgia’s capital city, providing a primary backbone for urban public transportation.
-
B.
Almaty Metro
Almaty Metro is the rapid transit system serving Kazakhstan’s largest city, featuring underground lines that provide urban public transportation.
-
C.
Tbilisi funicular
The Tbilisi funicular is a historic hillside railway in Georgia’s capital that carries passengers between the city and the Mtatsminda plateau, offering panoramic views over Tbilisi.
-
D.
Minsk Metro
The Minsk Metro is a rapid transit system serving Belarus's capital city with multiple underground lines and stations.
-
E.
Mashhad Metro
Mashhad Metro is the urban rapid transit system serving the city of Mashhad in northeastern Iran, providing high-capacity public transportation across the metropolitan area.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
metro system
ⓘ
public transport network ⓘ rapid transit system ⓘ |
| architecturalStyle | Soviet architecture ⓘ |
| cityServed | Baku ⓘ |
| connectsTo |
Baku bus network
ⓘ
Baku suburban transport ⓘ |
| country | Azerbaijan ⓘ |
| electrification | third rail ⓘ |
| era | Soviet era ⓘ |
| expansionStatus | under expansion ⓘ |
| fareSystem |
BakiKart
ⓘ
contactless smart card ⓘ |
| hasCharacteristic |
deep-level stations
ⓘ
ornate station design ⓘ underground system ⓘ |
| hasDepot |
Electric Depot No. 2
ⓘ
Narimanov depot ⓘ |
| hasLine |
Green Line
ⓘ
Purple Line ⓘ Red Line ⓘ |
| hasRole | key component of Baku’s urban transportation network ⓘ |
| hasStation |
28 May station
ⓘ
Avtovagzal station ⓘ Hazi Aslanov station ⓘ Icherisheher station ⓘ Koroglu station ⓘ Memar Ajami station ⓘ Nariman Narimanov station ⓘ Nizami station NERFINISHED ⓘ |
| locatedIn |
Azerbaijan
ⓘ
Baku ⓘ |
| numberOfLines | 3 ⓘ |
| numberOfStations | 25 ⓘ |
| openingDate | 1967-11-06 ⓘ |
| operator |
Baku Metro
self-linksurface differs
ⓘ
surface form:
Baku Metro Closed Joint-Stock Company
|
| owner |
Azerbaijani government
ⓘ
surface form:
Government of Azerbaijan
|
| partOf | public transport in Baku ⓘ |
| plannedLines | additional metro lines in Baku ⓘ |
| primaryLanguageOfSignage | Azerbaijani ⓘ |
| rollingStockOrigin |
Russian-built trains
ⓘ
Soviet-built trains ⓘ |
| safetyFeature |
CCTV surveillance
ⓘ
security screening at entrances ⓘ |
| serves | Baku ⓘ |
| systemType | heavy rail metro ⓘ |
| trackGauge | 1520 mm ⓘ |
| transportMode | rail ⓘ |
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: Baku Metro Description of subject: Baku Metro is the rapid transit system serving Azerbaijan’s capital city, known for its Soviet-era architecture and role as a key component of Baku’s urban transportation network.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Baku Metro Closed Joint-Stock Company