Tram line 4
E857886
Tram line 4 is one of Budapest’s busiest urban tram routes, running across the city center and connecting major hubs including Nyugati tér.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Tram line 4 canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T10351728 — 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: Tram line 4 Context triple: [Nyugati tér, hasTramLine, Tram line 4]
-
A.
Tram 14
Tram 14 is a major tram line in Geneva’s public transport system, connecting key districts and suburbs within the city.
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B.
Tram 15
Tram 15 is a major tram line in Geneva’s public transport system, connecting key districts across the city and its suburbs.
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C.
Tram 17
Tram 17 is a tram line in Geneva’s public transport system operated by the city’s transit authority.
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D.
Tram 12
Tram 12 is a major tram line in Geneva’s public transport system, connecting key neighborhoods and suburbs across the city.
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E.
Tram 18
Tram 18 is a tram line in Geneva’s public transport system that connects key districts within the city and its surrounding areas.
- 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: Tram line 4 Target entity description: Tram line 4 is one of Budapest’s busiest urban tram routes, running across the city center and connecting major hubs including Nyugati tér.
-
A.
Tram 14
Tram 14 is a major tram line in Geneva’s public transport system, connecting key districts and suburbs within the city.
-
B.
Tram 15
Tram 15 is a major tram line in Geneva’s public transport system, connecting key districts across the city and its suburbs.
-
C.
Tram 17
Tram 17 is a tram line in Geneva’s public transport system operated by the city’s transit authority.
-
D.
Tram 12
Tram 12 is a major tram line in Geneva’s public transport system, connecting key neighborhoods and suburbs across the city.
-
E.
Tram 18
Tram 18 is a tram line in Geneva’s public transport system that connects key districts within the city and its surrounding areas.
- F. None of above. chosen
Statements (45)
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: Tram line 4 Description of subject: Tram line 4 is one of Budapest’s busiest urban tram routes, running across the city center and connecting major hubs including Nyugati tér.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.