Budapest tram network
E370752
The Budapest tram network is an extensive urban light rail system that provides key surface public transportation across Hungary’s capital, complementing the city’s metro and bus services.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Budapest tram network canonical | 26 |
| Budapest tram lines | 3 |
| Budapest tram line 2 | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3336631 — 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: Budapest tram network Context triple: [Budapest Metro, connectsWith, Budapest tram network]
-
A.
Budapest Metro
The Budapest Metro is the rapid transit system serving Hungary’s capital, notable for including Line 1, one of the oldest electrified underground railway lines in continental Europe.
-
B.
Budapest Metro Line 3
Budapest Metro Line 3 is a major north–south rapid transit line in Budapest, Hungary, serving as one of the city's primary public transportation corridors.
-
C.
Budapest Metro Line 2
Budapest Metro Line 2 is one of the main rapid transit lines in Budapest, running east–west across the city and connecting key central and suburban areas.
-
D.
Budapest Metro Line 4
Budapest Metro Line 4 is a fully automated rapid transit line in Budapest, Hungary, connecting the city’s southwestern and southeastern districts via a modern east–west underground route.
-
E.
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.
- 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: Budapest tram network Target entity description: The Budapest tram network is an extensive urban light rail system that provides key surface public transportation across Hungary’s capital, complementing the city’s metro and bus services.
-
A.
Budapest Metro
The Budapest Metro is the rapid transit system serving Hungary’s capital, notable for including Line 1, one of the oldest electrified underground railway lines in continental Europe.
-
B.
Budapest Metro Line 3
Budapest Metro Line 3 is a major north–south rapid transit line in Budapest, Hungary, serving as one of the city's primary public transportation corridors.
-
C.
Budapest Metro Line 2
Budapest Metro Line 2 is one of the main rapid transit lines in Budapest, running east–west across the city and connecting key central and suburban areas.
-
D.
Budapest Metro Line 4
Budapest Metro Line 4 is a fully automated rapid transit line in Budapest, Hungary, connecting the city’s southwestern and southeastern districts via a modern east–west underground route.
-
E.
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.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
public transport system
ⓘ
tram network ⓘ urban rail system ⓘ |
| complements |
Budapest Metro
ⓘ
Budapest bus network ⓘ |
| connects |
Buda
ⓘ
Pest ⓘ suburban districts of Budapest ⓘ |
| country | Hungary ⓘ |
| electrification | overhead line ⓘ |
| fareSystem | integrated with Budapest public transport fares ⓘ |
| gauge |
1435 mm
ⓘ
standard gauge ⓘ |
| hasDepot |
Budapest tram depot Baross
ⓘ
linked to:
Budapest tram depot Hungária
Budapest tram depot Budafok ⓘ Budapest tram depot Hungária ⓘ Budapest tram depot Száva ⓘ |
| hasLine |
Tram line 1 (Budapest)
ⓘ
Tram line 17 (Budapest) ⓘ Tram line 19 (Budapest) ⓘ
linked to:
Budapest tram line 19
Tram line 2 (Budapest) ⓘ
linked to:
Budapest tram line 2
Tram line 3 (Budapest) ⓘ Tram line 4 (Budapest) ⓘ
linked to:
Budapest tram line 4
Tram line 41 (Budapest) ⓘ
linked to:
Budapest tram line 41
Tram line 47 (Budapest) ⓘ Tram line 49 (Budapest) ⓘ Tram line 6 (Budapest) ⓘ
linked to:
Tram line 6
|
| hasStop |
Blaha Lujza tér stop
ⓘ
linked to:
Blaha Lujza tér
Közvágóhíd stop ⓘ Margit híd stop ⓘ Széll Kálmán tér stop ⓘ
linked to:
Széll Kálmán tér
|
| locatedIn | Budapest ⓘ |
| networkType | street-running tram ⓘ |
| notableFeature |
Line 2 runs along the Danube riverfront
ⓘ
Line 4 and 6 are among the busiest tram lines in Europe ⓘ Line 4 and 6 operate on the Grand Boulevard ⓘ |
| operator |
BKV Zrt.
ⓘ
linked to:
BKV
Budapesti Közlekedési Vállalat ⓘ |
| owner |
City of Budapest
ⓘ
linked to:
Budapest
|
| partOf | Budapest public transport system ⓘ |
| primaryFunction | urban passenger transport ⓘ |
| propulsionSystem | electric traction ⓘ |
| serves | Budapest ⓘ |
| servesAs | surface public transport ⓘ |
| ticketing | uses common tickets with metro and buses ⓘ |
| transportMode | light rail ⓘ |
| usesRollingStock |
CAF Urbos 3
ⓘ
Ganz CSMG ⓘ Siemens Combino Supra ⓘ
linked to:
Siemens Combino
Tatra T5C5 ⓘ |
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: Budapest tram network Description of subject: The Budapest tram network is an extensive urban light rail system that provides key surface public transportation across Hungary’s capital, complementing the city’s metro and bus services.
Referenced by (30)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Pest, Hungary
linked to: Budapest tram network
linked to: Budapest tram network
linked to: Budapest tram network
subject linked to:
District IV
linked to: Budapest tram network
subject linked to:
CAF Urbos 3 trams
subject linked to:
Tram line 4
subject linked to:
Tram line 6