Tatra KT8D5 tram
E520472
The Tatra KT8D5 tram is a high-floor, articulated tramcar model produced in Czechoslovakia in the 1980s, widely used in several Central and Eastern European cities.
All labels observed (5)
| Label | Occurrences |
|---|---|
| KT8D5 trams | 1 |
| Tatra KT8D5 articulated tram | 1 |
| Tatra KT8D5 tram canonical | 1 |
| Tatra KT8D5N | 1 |
| Tatra KT8D5R | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5458144 — 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: Tatra KT8D5 tram Context triple: [Sarajevo tram system, hasRollingStockType, Tatra KT8D5 tram]
-
A.
Tatra T1 tram
The Tatra T1 tram is an early postwar Czechoslovak streetcar model that adapted American PCC technology into a robust, standardized design widely used across Eastern Europe.
-
B.
Tatra T3 tram
The Tatra T3 tram is a widely produced and iconic Czechoslovakian streetcar model, renowned for its robust design and extensive use across Eastern Europe and the former Soviet bloc.
-
C.
T-68 tram
The T-68 tram was a type of light rail vehicle used on Greater Manchester’s Metrolink system in the UK before being replaced by newer models.
-
D.
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.
-
E.
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.
- 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: Tatra KT8D5 tram Target entity description: The Tatra KT8D5 tram is a high-floor, articulated tramcar model produced in Czechoslovakia in the 1980s, widely used in several Central and Eastern European cities.
-
A.
Tatra T1 tram
The Tatra T1 tram is an early postwar Czechoslovak streetcar model that adapted American PCC technology into a robust, standardized design widely used across Eastern Europe.
-
B.
Tatra T3 tram
The Tatra T3 tram is a widely produced and iconic Czechoslovakian streetcar model, renowned for its robust design and extensive use across Eastern Europe and the former Soviet bloc.
-
C.
T-68 tram
The T-68 tram was a type of light rail vehicle used on Greater Manchester’s Metrolink system in the UK before being replaced by newer models.
-
D.
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.
-
E.
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.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
articulated tram
ⓘ
tramcar model ⓘ |
| articulationType | multi-section articulated ⓘ |
| axleArrangement | multiple powered bogies ⓘ |
| carBodyMaterial | steel ⓘ |
| countryOfOrigin | Czechoslovakia ⓘ |
| designedBy |
ČKD Tatra engineering team
ⓘ
linked to:
ČKD Tatra design team
|
| designedFor | urban tramway service ⓘ |
| designedInDecade | 1980s ⓘ |
| doorConfiguration | multiple double-leaf side doors ⓘ |
| doorLocation | on both sides in some variants ⓘ |
| electricSystem | DC overhead line ⓘ |
| enteredServiceInDecade | 1980s ⓘ |
| floorType | high-floor ⓘ |
| hasModernization | low-floor middle section insertion ⓘ |
| hasVariant |
Tatra KT8D5N
ⓘ
linked to:
Tatra KT8D5 tram
Tatra KT8D5R ⓘ
linked to:
Tatra KT8D5 tram
|
| manufacturer | ČKD Tatra ⓘ |
| notableFeature |
high passenger capacity
ⓘ
robust construction for heavy urban use ⓘ three-section articulated body ⓘ |
| numberOfSections | 3 ⓘ |
| operatorType | municipal transport companies ⓘ |
| powerCollectionMethod | pantograph ⓘ |
| productionEnd | 1999 ⓘ |
| productionStart | 1984 ⓘ |
| relatedTo |
Tatra T3
ⓘ
linked to:
Tatra T3 tram
Tatra T6A5 ⓘ
linked to:
Tatra T6A5 trams
|
| serviceType | passenger transport ⓘ |
| trackGauge |
metre gauge
ⓘ
standard gauge ⓘ |
| typicalOperation | bidirectional operation in some versions ⓘ |
| usedInCity |
Brno
ⓘ
Budapest ⓘ Košice ⓘ Most–Litvínov ⓘ Prague ⓘ |
| usedInCountry |
Czech Republic
ⓘ
Germany ⓘ Hungary ⓘ Poland ⓘ Romania ⓘ Russia ⓘ Slovakia ⓘ Ukraine ⓘ |
| usedInRegion |
Central Europe
ⓘ
Eastern Europe ⓘ |
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: Tatra KT8D5 tram Description of subject: The Tatra KT8D5 tram is a high-floor, articulated tramcar model produced in Czechoslovakia in the 1980s, widely used in several Central and Eastern European cities.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Tatra KT8D5 tram
subject linked to:
Tatra KT8D5 tram
linked to: Tatra KT8D5 tram
subject linked to:
Tatra KT8D5 tram
linked to: Tatra KT8D5 tram