Moscow Metro 81-766 series
E254670
The Moscow Metro 81-766 series is a modern generation of high-capacity electric multiple unit trains used on newer lines of the Moscow Metro, featuring improved energy efficiency, passenger comfort, and advanced onboard systems.
All labels observed (2)
| Label | Occurrences |
|---|---|
| 81-766 Moscow metro train | 1 |
| Moscow Metro 81-766 series canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T2223431 — 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 Metro 81-766 series Context triple: [Bolshaya Koltsevaya Line, hasRollingStock, Moscow Metro 81-766 series]
-
A.
Moscow Metro 81-765 series
The Moscow Metro 81-765 series is a modern generation of metro trains featuring improved energy efficiency, passenger comfort, and advanced onboard systems, used on newer lines of the Moscow Metro.
-
B.
Moscow Metro 81-776 series
The Moscow Metro 81-776 series is a modern generation of metro trainsets used on Moscow’s network, featuring improved energy efficiency, passenger comfort, and advanced onboard systems.
-
C.
Moscow Monorail
Moscow Monorail is an elevated urban transit line in Moscow that operates with monorail technology and complements the city’s metro system.
-
D.
Moscow Metro
The Moscow Metro is a major rapid transit system in Moscow renowned for its extensive network, high passenger capacity, and ornately decorated stations often likened to underground palaces.
-
E.
Saint Petersburg Metro
The Saint Petersburg Metro is a major rapid transit system in Saint Petersburg, Russia, renowned for its deep underground stations and ornate, palace-like architecture.
- 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 Metro 81-766 series Target entity description: The Moscow Metro 81-766 series is a modern generation of high-capacity electric multiple unit trains used on newer lines of the Moscow Metro, featuring improved energy efficiency, passenger comfort, and advanced onboard systems.
-
A.
Moscow Metro 81-765 series
The Moscow Metro 81-765 series is a modern generation of metro trains featuring improved energy efficiency, passenger comfort, and advanced onboard systems, used on newer lines of the Moscow Metro.
-
B.
Moscow Metro 81-776 series
The Moscow Metro 81-776 series is a modern generation of metro trainsets used on Moscow’s network, featuring improved energy efficiency, passenger comfort, and advanced onboard systems.
-
C.
Moscow Monorail
Moscow Monorail is an elevated urban transit line in Moscow that operates with monorail technology and complements the city’s metro system.
-
D.
Moscow Metro
The Moscow Metro is a major rapid transit system in Moscow renowned for its extensive network, high passenger capacity, and ornately decorated stations often likened to underground palaces.
-
E.
Saint Petersburg Metro
The Saint Petersburg Metro is a major rapid transit system in Saint Petersburg, Russia, renowned for its deep underground stations and ornate, palace-like architecture.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
electric multiple unit
ⓘ
metro rolling stock ⓘ passenger train ⓘ |
| countryOfOperation | Russia ⓘ |
| designedFor |
high passenger throughput
ⓘ
high-capacity urban rail service ⓘ intensive metro operation ⓘ |
| designedTo |
improve operational reliability
ⓘ
increase passenger comfort compared to previous generations ⓘ reduce energy consumption compared to older Moscow Metro trains ⓘ |
| feature |
CCTV surveillance system
ⓘ
advanced onboard systems ⓘ air conditioning ⓘ diagnostic and monitoring systems ⓘ energy-efficient traction equipment ⓘ enhanced passenger comfort ⓘ improved acceleration and braking performance ⓘ improved energy efficiency ⓘ modern driver’s cab ⓘ modern interior design ⓘ noise reduction measures ⓘ passenger information displays ⓘ regenerative braking capability ⓘ through gangways between cars ⓘ wide doorways for faster boarding ⓘ |
| hasDoorType | sliding plug doors ⓘ |
| hasInterior |
handrails and grab poles for standing passengers
ⓘ
longitudinal seating layout ⓘ |
| hasOnboardSystem |
electronic passenger information system
ⓘ
public address system ⓘ train control and diagnostics system ⓘ video surveillance system ⓘ |
| hasPassengerFacility |
climate control in passenger saloon
ⓘ
improved lighting ⓘ information screens inside cars ⓘ inter-car gangways for free movement along the train ⓘ |
| hasPowerSupply | third rail DC power collection ⓘ |
| hasSafetySystem |
automatic train protection
ⓘ
fire detection and suppression equipment ⓘ |
| networkType | rapid transit ⓘ |
| operatesIn | Moscow ⓘ |
| partOf | rolling stock fleet of the Moscow Metro ⓘ |
| railGauge | Russian broad gauge ⓘ |
| railwayOperator | Moscow Metro ⓘ |
| serviceType | all-stations stopping service ⓘ |
| tractionType | electric ⓘ |
| usedFor | urban passenger transportation in Moscow ⓘ |
| usedOn | newer lines of the Moscow Metro ⓘ |
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 Metro 81-766 series Description of subject: The Moscow Metro 81-766 series is a modern generation of high-capacity electric multiple unit trains used on newer lines of the Moscow Metro, featuring improved energy efficiency, passenger comfort, and advanced onboard systems.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
81-766 Moscow metro train