Petrogradskaya metro station
E657364
Petrogradskaya metro station is a Saint Petersburg Metro station on the Moskovsko-Petrogradskaya Line, serving the historic Petrograd Side area of the city.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Petrogradskaya metro station canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T7190175 — 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: Petrogradskaya metro station Context triple: [Petrogradsky District, contains, Petrogradskaya metro station]
-
A.
Krasnopresnenskaya metro station
Krasnopresnenskaya metro station is a Moscow Metro station on the Koltsevaya (Circle) Line, located in the city center near key government buildings and major transport links.
-
B.
Vladimirskaya metro station
Vladimirskaya metro station is a Saint Petersburg Metro station on the Kirovsko–Vyborgskaya Line, known for its deep underground construction and central location near Vladimirskaya Square.
-
C.
Spasskaya metro station
Spasskaya metro station is a Saint Petersburg Metro station that serves as a key transfer hub on the city’s network, located in the historic Admiralteysky District.
-
D.
Mayakovskaya metro station
Mayakovskaya metro station is a Saint Petersburg Metro station located near Nevsky Prospekt, known for its central location and role as a key transfer and transit point in the city’s network.
-
E.
Tverskaya metro station
Tverskaya metro station is a central Moscow Metro station on the Zamoskvoretskaya Line, known for serving the busy Tverskaya Street area near the city’s historic and commercial core.
- 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: Petrogradskaya metro station Target entity description: Petrogradskaya metro station is a Saint Petersburg Metro station on the Moskovsko-Petrogradskaya Line, serving the historic Petrograd Side area of the city.
-
A.
Krasnopresnenskaya metro station
Krasnopresnenskaya metro station is a Moscow Metro station on the Koltsevaya (Circle) Line, located in the city center near key government buildings and major transport links.
-
B.
Vladimirskaya metro station
Vladimirskaya metro station is a Saint Petersburg Metro station on the Kirovsko–Vyborgskaya Line, known for its deep underground construction and central location near Vladimirskaya Square.
-
C.
Spasskaya metro station
Spasskaya metro station is a Saint Petersburg Metro station that serves as a key transfer hub on the city’s network, located in the historic Admiralteysky District.
-
D.
Mayakovskaya metro station
Mayakovskaya metro station is a Saint Petersburg Metro station located near Nevsky Prospekt, known for its central location and role as a key transfer and transit point in the city’s network.
-
E.
Tverskaya metro station
Tverskaya metro station is a central Moscow Metro station on the Zamoskvoretskaya Line, known for serving the busy Tverskaya Street area near the city’s historic and commercial core.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf | Saint Petersburg Metro station ⓘ |
| city |
St. Petersburg
ⓘ
surface form:
Saint Petersburg
|
| country | Russia ⓘ |
| electrificationSystem | third rail ⓘ |
| fareZone | Saint Petersburg Metro unified zone NERFINISHED ⓘ |
| hasAccessControl | turnstiles ⓘ |
| hasAccessibilityFeatures | partial ⓘ |
| hasEmergencyExits | yes ⓘ |
| hasEscalators | yes ⓘ |
| hasFareControl | yes ⓘ |
| hasLighting | electric lighting ⓘ |
| hasOperator | Saint Petersburg Metro NERFINISHED ⓘ |
| hasPassengerService | yes ⓘ |
| hasPublicTransportConnection |
bus services nearby
ⓘ
tram services nearby ⓘ trolleybus services nearby ⓘ |
| hasRailGauge | Russian broad gauge ⓘ |
| hasRussianName | Петроградская NERFINISHED ⓘ |
| hasSafetySystem | automatic train protection ⓘ |
| hasSecurity | CCTV surveillance ⓘ |
| hasSignageLanguage |
English
ⓘ
Russian ⓘ |
| hasStationCode | ? (Saint Petersburg Metro internal code) ⓘ |
| hasStationHall | underground concourse ⓘ |
| hasTicketHall | yes ⓘ |
| hasTicketingSystem |
contactless smart card
ⓘ
paper tickets ⓘ |
| hasTicketOffice | yes ⓘ |
| hasUndergroundLocation | yes ⓘ |
| hasVentilationShafts | yes ⓘ |
| isInUse | yes ⓘ |
| isOnNetwork | Saint Petersburg rapid transit network NERFINISHED ⓘ |
| isPartOf | Moskovsko-Petrogradskaya Line NERFINISHED ⓘ |
| lineColor | blue ⓘ |
| lineNumber | 2 ⓘ |
| locatedIn |
Petrogradsky District
NERFINISHED
ⓘ
St. Petersburg ⓘ
surface form:
Saint Petersburg
|
| metroSystem | Saint Petersburg Metro NERFINISHED ⓘ |
| namedAfter | Petrograd Side NERFINISHED ⓘ |
| numberOfPlatforms | 1 ⓘ |
| numberOfTracks | 2 ⓘ |
| openingDate | 1963-07-01 ⓘ |
| partOfLine | Moskovsko-Petrogradskaya Line NERFINISHED ⓘ |
| platformType | island platform ⓘ |
| railwayType | metro ⓘ |
| serves | Petrograd Side NERFINISHED ⓘ |
| structureType | deep-level station ⓘ |
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: Petrogradskaya metro station Description of subject: Petrogradskaya metro station is a Saint Petersburg Metro station on the Moskovsko-Petrogradskaya Line, serving the historic Petrograd Side area of the city.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.