Pravoberezhnaya Line
E617240
The Pravoberezhnaya Line is one of the main rapid transit lines of the Saint Petersburg Metro, serving the city’s right-bank districts.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Pravoberezhnaya Line canonical | 8 |
| Right-Bank Line | 1 |
| Правобережная линия | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6769434 — 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: Pravoberezhnaya Line Context triple: [Saint Petersburg Metro, hasLine, Pravoberezhnaya Line]
-
A.
Filevskaya Line
Filevskaya Line is one of the lines of the Moscow Metro, known for its partially surface-level sections and service to western districts of the city.
-
B.
Butovskaya Line
The Butovskaya Line is a light metro line in the Moscow Metro system serving the Butovo district in the city’s south.
-
C.
Solntsevskaya Line
The Solntsevskaya Line is a line of the Moscow Metro system serving western and southwestern districts of Moscow with modern rapid transit connections.
-
D.
Zhdanovskaya Line
Zhdanovskaya Line was the former name of a line of the Moscow Metro, later known as the Tagansko–Krasnopresnenskaya Line.
-
E.
Nevsko–Vasileostrovskaya Line
The Nevsko–Vasileostrovskaya Line is one of the main lines of the Saint Petersburg Metro, running east–west and connecting central Saint Petersburg with the Vasilievsky Island and Nevsky District areas.
- 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: Pravoberezhnaya Line Target entity description: The Pravoberezhnaya Line is one of the main rapid transit lines of the Saint Petersburg Metro, serving the city’s right-bank districts.
-
A.
Filevskaya Line
Filevskaya Line is one of the lines of the Moscow Metro, known for its partially surface-level sections and service to western districts of the city.
-
B.
Butovskaya Line
The Butovskaya Line is a light metro line in the Moscow Metro system serving the Butovo district in the city’s south.
-
C.
Solntsevskaya Line
The Solntsevskaya Line is a line of the Moscow Metro system serving western and southwestern districts of Moscow with modern rapid transit connections.
-
D.
Zhdanovskaya Line
Zhdanovskaya Line was the former name of a line of the Moscow Metro, later known as the Tagansko–Krasnopresnenskaya Line.
-
E.
Nevsko–Vasileostrovskaya Line
The Nevsko–Vasileostrovskaya Line is one of the main lines of the Saint Petersburg Metro, running east–west and connecting central Saint Petersburg with the Vasilievsky Island and Nevsky District areas.
- F. None of above. chosen
Statements (24)
| Predicate | Object |
|---|---|
| instanceOf | metro line ⓘ |
| connectsWith | other lines of the Saint Petersburg Metro ⓘ |
| hasAlternativeName |
Line 4
ⓘ
Right-Bank Line ⓘ
linked to:
Pravoberezhnaya Line
|
| hasCityServed |
Saint Petersburg
ⓘ
linked to:
Saint Petersburg Federal City
|
| hasCountry | Russia ⓘ |
| hasElectrification | third rail ⓘ |
| hasFareSystem | integrated Saint Petersburg Metro fare system ⓘ |
| hasInfrastructureType | underground metro line ⓘ |
| hasLineNumber | 4 ⓘ |
| hasLocale |
Saint Petersburg
ⓘ
linked to:
Saint Petersburg Federal City
|
| hasOperator | Saint Petersburg Metro ⓘ |
| hasOwner |
Saint Petersburg Metro authorities
ⓘ
linked to:
Saint Petersburg Metro
|
| hasPrimaryFunction | public passenger transport ⓘ |
| hasRightBankOrientation | yes ⓘ |
| hasSystem | Saint Petersburg Metro ⓘ |
| hasTrackGauge | 1520 mm ⓘ |
| hasTransitType | rapid transit ⓘ |
| isUrbanRail | yes ⓘ |
| locatedIn |
Russia
ⓘ
Saint Petersburg ⓘ
linked to:
St. Petersburg
|
| partOf | Saint Petersburg Metro ⓘ |
| serves | right-bank districts of Saint Petersburg ⓘ |
| usesRollingStockType | electric multiple units ⓘ |
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: Pravoberezhnaya Line Description of subject: The Pravoberezhnaya Line is one of the main rapid transit lines of the Saint Petersburg Metro, serving the city’s right-bank districts.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Pravoberezhnaya Line
linked to: Pravoberezhnaya Line
subject linked to:
Spasskaya metro station on Line 4