71-619 tram
E208462
The 71-619 tram is a Soviet/Russian high-floor, four-axle tramcar model widely used in various cities across Russia and the former Soviet Union.
All labels observed (1)
| Label | Occurrences |
|---|---|
| 71-619 tram canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T1847155 — 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: 71-619 tram Context triple: [Volgograd Metrotram, rollingStock, 71-619 tram]
-
A.
LM-93 tram
The LM-93 tram is a Russian-built light rail vehicle model commonly used in city tram and metrotram systems such as the Volgograd Metrotram.
-
B.
SL79 tram
The SL79 tram is a class of articulated light rail vehicles used for passenger service on the Oslo Tramway network in Norway.
-
C.
SL95 tram
The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram network.
-
D.
SL18 tram
The SL18 tram is a modern low-floor light rail vehicle introduced to upgrade and expand passenger service on the Oslo Tramway network.
-
E.
M5000 tram
The M5000 tram is a modern light-rail vehicle used across the Manchester Metrolink network as its primary fleet for urban passenger services.
- 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: 71-619 tram Target entity description: The 71-619 tram is a Soviet/Russian high-floor, four-axle tramcar model widely used in various cities across Russia and the former Soviet Union.
-
A.
LM-93 tram
The LM-93 tram is a Russian-built light rail vehicle model commonly used in city tram and metrotram systems such as the Volgograd Metrotram.
-
B.
SL79 tram
The SL79 tram is a class of articulated light rail vehicles used for passenger service on the Oslo Tramway network in Norway.
-
C.
SL95 tram
The SL95 tram is a high-floor, bi-directional tram model used in Oslo, Norway, known for its large capacity and operation on the city’s light rail and tram network.
-
D.
SL18 tram
The SL18 tram is a modern low-floor light rail vehicle introduced to upgrade and expand passenger service on the Oslo Tramway network.
-
E.
M5000 tram
The M5000 tram is a modern light-rail vehicle used across the Manchester Metrolink network as its primary fleet for urban passenger services.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
four-axle tram
ⓘ
high-floor tram ⓘ tramcar model ⓘ |
| countryOfOrigin |
Russia
ⓘ
Soviet Union ⓘ |
| hasArticulation | single-section ⓘ |
| hasAxleCount | 4 ⓘ |
| hasBodyType | steel carbody ⓘ |
| hasBogieCount | 2 ⓘ |
| hasClimateSuitability | cold climate operation ⓘ |
| hasControlType | driver-operated ⓘ |
| hasCouplingCapability | multiple-unit operation possible ⓘ |
| hasDesignEra | late Soviet period ⓘ |
| hasDesignPurpose | passenger transport ⓘ |
| hasDoorConfiguration | multiple side doors ⓘ |
| hasDoorSide | right-hand side doors ⓘ |
| hasDoorType | sliding doors ⓘ |
| hasElectricSystem | overhead line DC supply ⓘ |
| hasFloorType | high-floor ⓘ |
| hasInteriorLayout | seated and standing passengers ⓘ |
| hasMaintenanceLocation | tram depots in Russian cities ⓘ |
| hasOperationMode |
bidirectional operation possible with suitable configuration
ⓘ
single-ended ⓘ |
| hasOperatorRegion |
Commonwealth of Independent States
ⓘ
surface form:
CIS countries
Eastern Europe ⓘ |
| hasPassengerCapacityType | high-capacity single car ⓘ |
| hasPassengerService |
all-weather operation
ⓘ
suburban routes ⓘ urban routes ⓘ |
| hasPowerCollectionMethod | pantograph ⓘ |
| hasPropulsion | electric traction motors ⓘ |
| hasRunningGear | two bogies ⓘ |
| hasServiceEnvironment |
reserved tram tracks
ⓘ
street-running tramways ⓘ |
| hasServiceStatus | in service in multiple cities ⓘ |
| hasServiceType | regular line service ⓘ |
| hasSuccessorType | modernized variants ⓘ |
| hasTrackGauge |
1435 mm standard gauge
ⓘ
1524 mm broad gauge ⓘ |
| hasTypicalCityType |
large industrial cities
ⓘ
medium-sized cities ⓘ |
| hasUsageLevel | widely used tram model in Russia ⓘ |
| operatesOn |
electric traction
ⓘ
tramway networks ⓘ |
| usedIn |
Russia
ⓘ
Soviet Union ⓘ
surface form:
former Soviet Union
urban public transport ⓘ |
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: 71-619 tram Description of subject: The 71-619 tram is a Soviet/Russian high-floor, four-axle tramcar model widely used in various cities across Russia and the former Soviet Union.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.