Moscow–Saint Petersburg railway
E105594
The Moscow–Saint Petersburg railway is a major high-speed and conventional rail corridor linking Russia’s two largest cities and serving as one of the country’s most important transportation arteries.
All labels observed (10)
How this entity was disambiguated
This entity first appeared as the object of triple T865338 — 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: Moscow–Saint Petersburg railway Context triple: [Russian Railways, operatesRoute, Moscow–Saint Petersburg railway]
-
A.
Trans-Siberian Railway
The Trans-Siberian Railway is a legendary long-distance rail line spanning Russia from Europe to the Pacific, renowned as one of the longest railway routes in the world.
-
B.
Koltsevaya Line
The Koltsevaya Line is the circular line of the Moscow Metro, known for encircling the city center and connecting many of the system’s radial lines.
-
C.
Baikal–Amur Mainline
The Baikal–Amur Mainline is a major Soviet-era railway line in Russia that runs parallel to the Trans-Siberian Railway, traversing remote regions of Siberia and the Russian Far East.
-
D.
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.
-
E.
Sokolnicheskaya Line
The Sokolnicheskaya Line is one of the oldest and most important lines of the Moscow Metro, running generally north–south and serving several central and historic districts of the city.
- 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: Moscow–Saint Petersburg railway Target entity description: The Moscow–Saint Petersburg railway is a major high-speed and conventional rail corridor linking Russia’s two largest cities and serving as one of the country’s most important transportation arteries.
-
A.
Trans-Siberian Railway
The Trans-Siberian Railway is a legendary long-distance rail line spanning Russia from Europe to the Pacific, renowned as one of the longest railway routes in the world.
-
B.
Koltsevaya Line
The Koltsevaya Line is the circular line of the Moscow Metro, known for encircling the city center and connecting many of the system’s radial lines.
-
C.
Baikal–Amur Mainline
The Baikal–Amur Mainline is a major Soviet-era railway line in Russia that runs parallel to the Trans-Siberian Railway, traversing remote regions of Siberia and the Russian Far East.
-
D.
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.
-
E.
Sokolnicheskaya Line
The Sokolnicheskaya Line is one of the oldest and most important lines of the Moscow Metro, running generally north–south and serving several central and historic districts of the city.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
rail corridor
ⓘ
railway line ⓘ |
| belongsToCorridor |
Moscow–Saint Petersburg railway
self-linksurface differs
ⓘ
surface form:
Moscow–Saint Petersburg transport corridor
|
| builtBy |
engineer Nikolai Kraft
ⓘ
engineer Pavel Melnikov ⓘ |
| builtDuringReignOf | Nicholas I of Russia ⓘ |
| connectsCity |
Moscow
ⓘ
St. Petersburg ⓘ
surface form:
Saint Petersburg
|
| constructionStart | 1843 ⓘ |
| country | Russia ⓘ |
| currentOperator | Russian Railways ⓘ |
| electrification | 3 kV DC overhead line ⓘ |
| gauge | 1,520 mm ⓘ |
| historicalEvent |
electrified in stages during the 20th century
ⓘ
served as key supply route during World War II ⓘ |
| historicalName |
Nicholas Railway
ⓘ
Moscow–Saint Petersburg railway self-linksurface differs ⓘ
surface form:
Nikolaev Railway
|
| length | approximately 650 km ⓘ |
| lineNumber | October Railway main line ⓘ |
| managedBy |
Russian Railways
ⓘ
surface form:
Russian Railways (RZD)
|
| maximumOperatingSpeed | up to 250 km/h on some sections ⓘ |
| notableFeature |
long central section laid out almost as a straight line
ⓘ
one of the straightest major railways in the world ⓘ |
| opened | 1851 ⓘ |
| originalOperator | Russian Empire state railways ⓘ |
| owner |
Russia
ⓘ
surface form:
Russian Federation (federal property)
|
| parallelTo | M11 Neva motorway (on many sections) ⓘ |
| partOf | October Railway network ⓘ |
| passesThroughRegion |
Leningrad Oblast
ⓘ
Moscow Oblast ⓘ Novgorod Oblast ⓘ Tver Oblast ⓘ |
| primaryFunction | passenger transport ⓘ |
| secondaryFunction | freight transport ⓘ |
| servedByTrainService |
Allegro trains between Saint Petersburg and Helsinki
ⓘ
surface form:
Allegro (historical, to Finland via Saint Petersburg)
Nevsky Express ⓘ Sapsan ⓘ |
| servedByTrainType |
freight trains
ⓘ
high-speed passenger trains ⓘ long-distance passenger trains ⓘ suburban commuter trains ⓘ |
| significance |
first major trunk railway in the Russian Empire
ⓘ
one of Russia’s most important transportation arteries ⓘ |
| terminus |
Leningradsky railway terminal
ⓘ
surface form:
Moscow Leningradsky railway station
Saint Petersburg Moskovsky railway station ⓘ |
| trackConfiguration | double track ⓘ |
| usesSignalling |
automatic block signalling
ⓘ
centralized traffic control ⓘ |
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: Moscow–Saint Petersburg railway Description of subject: The Moscow–Saint Petersburg railway is a major high-speed and conventional rail corridor linking Russia’s two largest cities and serving as one of the country’s most important transportation arteries.
Referenced by (17)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Moscow–Saint Petersburg Railway
this entity surface form:
Moscow–Saint Petersburg Railway
Moscow–Saint Petersburg railway
→
historicalName
→
Moscow–Saint Petersburg railway
self-linksurface differs
ⓘ
this entity surface form:
Nikolaev Railway
Moscow–Saint Petersburg railway
→
belongsToCorridor
→
Moscow–Saint Petersburg railway
self-linksurface differs
ⓘ
this entity surface form:
Moscow–Saint Petersburg transport corridor
this entity surface form:
Moscow–St. Petersburg route
this entity surface form:
Saint Petersburg–Moscow Railway
this entity surface form:
Saint Petersburg Railway
this entity surface form:
Moscow–Saint Petersburg Railway
this entity surface form:
Moscow–Saint Petersburg Railway
this entity surface form:
Moscow–St. Petersburg Railway
this entity surface form:
Moscow–Saint Petersburg Railway
this entity surface form:
Moscow–Saint Petersburg Railway
this entity surface form:
Moscow–Saint Petersburg Railway
this entity surface form:
Saint Petersburg–Moscow railway
this entity surface form:
Moscow–Saint Petersburg railway corridor
this entity surface form:
Moscow–Saint Petersburg Railway