Prague trams
E390334
Prague trams are an extensive electric streetcar network that forms a core part of Prague’s public transport system, serving both central and outlying districts.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Prague tram network | 5 |
| Prague tram system | 2 |
| Prague Tram Network | 1 |
| Prague trams canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3817712 — 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: Prague trams Context triple: [Prague Metro, connectsTo, Prague trams]
-
A.
Prague Metro
The Prague Metro is the rapid transit system serving the Czech capital, known for its three main lines, deep underground stations, and role as the backbone of the city's public transportation network.
-
B.
Berlin tram
The Berlin tram is an extensive light rail network serving many districts of Germany’s capital, particularly in the eastern parts of the city, and forms a key component of its public transport system.
-
C.
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.
-
D.
Praga-Północ
Praga-Północ is a historic district on the eastern bank of Warsaw known for its pre-war architecture, revitalized post-industrial spaces, and emerging cultural scene.
-
E.
Prague 6
Prague 6 is a large municipal district of Prague, Czech Republic, known for its residential neighborhoods, diplomatic quarter, and proximity to Prague Castle and the airport.
- 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: Prague trams Target entity description: Prague trams are an extensive electric streetcar network that forms a core part of Prague’s public transport system, serving both central and outlying districts.
-
A.
Prague Metro
The Prague Metro is the rapid transit system serving the Czech capital, known for its three main lines, deep underground stations, and role as the backbone of the city's public transportation network.
-
B.
Berlin tram
The Berlin tram is an extensive light rail network serving many districts of Germany’s capital, particularly in the eastern parts of the city, and forms a key component of its public transport system.
-
C.
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.
-
D.
Praga-Północ
Praga-Północ is a historic district on the eastern bank of Warsaw known for its pre-war architecture, revitalized post-industrial spaces, and emerging cultural scene.
-
E.
Prague 6
Prague 6 is a large municipal district of Prague, Czech Republic, known for its residential neighborhoods, diplomatic quarter, and proximity to Prague Castle and the airport.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
electric streetcar system
ⓘ
public transport system ⓘ tram network ⓘ |
| connectsWith |
Prague Metro
ⓘ
Prague buses ⓘ Prague ferries ⓘ Prague funicular ⓘ |
| country | Czech Republic ⓘ |
| electrificationSystem | 600 V DC overhead line ⓘ |
| environmentalImpact | zero local emissions at point of use ⓘ |
| fareSystem |
integrated ticketing with Prague public transport
ⓘ
time-based tickets ⓘ zone-based system within Prague ⓘ |
| hasAccessibilityFeature | low-floor trams on many lines ⓘ |
| hasComponent |
day tram lines
ⓘ
historic tram line 41 ⓘ historic tram line 42 ⓘ night tram lines ⓘ |
| hasDepot |
Hloubětín tram depot
ⓘ
Kobylisy tram depot ⓘ Motol tram depot ⓘ Pankrác tram depot ⓘ Strašnice tram depot ⓘ Vokovice tram depot ⓘ Žižkov tram depot ⓘ |
| hasPriorityInTraffic | selected intersections in Prague ⓘ |
| hasStopNear |
Old Town
ⓘ
Prague Castle area ⓘ
linked to:
Prague Castle
Wenceslas Square ⓘ |
| isMajorModeOfTransportIn | Prague ⓘ |
| isTouristAttraction | yes ⓘ |
| locatedIn | Prague ⓘ |
| operatedBy |
DPP
ⓘ
Dopravní podnik hl. m. Prahy ⓘ |
| operatorHeadquarters | Prague ⓘ |
| partOf |
PID
ⓘ
Prague Integrated Transport ⓘ
linked to:
Prague public transport network
|
| propulsionSystem | electricity ⓘ |
| safetySystem | traffic signals for trams ⓘ |
| serves |
central districts of Prague
ⓘ
outlying districts of Prague ⓘ |
| trackGauge | standard gauge ⓘ |
| transportType | tram ⓘ |
| usesRollingStock |
KT8D5 trams
ⓘ
linked to:
Tatra KT8D5 tram
Tatra T3 trams ⓘ
linked to:
Tatra T3 tram
Tatra T6A5 trams ⓘ Škoda 14T trams ⓘ Škoda 15T trams ⓘ |
| usesTicketInspection |
on-board inspectors
ⓘ
random checks ⓘ |
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: Prague trams Description of subject: Prague trams are an extensive electric streetcar network that forms a core part of Prague’s public transport system, serving both central and outlying districts.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Prague trams
linked to: Prague trams
linked to: Prague trams
linked to: Prague trams
linked to: Prague trams
linked to: Prague trams
linked to: Prague trams
linked to: Prague trams