GVB tram line 19
E113441
GVB tram line 19 is a public transport tram route in Amsterdam operated by GVB that connects key districts and hubs across the city, including Amsterdam Sloterdijk.
All labels observed (1)
| Label | Occurrences |
|---|---|
| GVB tram line 19 canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T960205 — 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: GVB tram line 19 Context triple: [Amsterdam Sloterdijk, servedBy, GVB tram line 19]
-
A.
Amsterdam tram network
The Amsterdam tram network is an extensive urban light rail system that serves as a primary mode of public transportation throughout Amsterdam, connecting key squares, neighborhoods, and transit hubs.
-
B.
GVB
GVB is Amsterdam’s primary public transport company, operating the city’s trams, buses, metro, and ferries.
-
C.
Brussels Metro
The Brussels Metro is the rapid transit system serving Belgium’s capital, forming the core of its urban public transportation network with multiple underground and light rail lines.
-
D.
Brussels tram system
The Brussels tram system is an extensive urban light rail network that complements the city’s metro and bus services, providing key public transportation across the Brussels-Capital Region.
-
E.
Amsterdam Metro line 51
Amsterdam Metro line 51 was a former hybrid metro–light rail line in Amsterdam that connected the city center with the southern suburbs, notably serving areas like Amstelveen.
- 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: GVB tram line 19 Target entity description: GVB tram line 19 is a public transport tram route in Amsterdam operated by GVB that connects key districts and hubs across the city, including Amsterdam Sloterdijk.
-
A.
Amsterdam tram network
The Amsterdam tram network is an extensive urban light rail system that serves as a primary mode of public transportation throughout Amsterdam, connecting key squares, neighborhoods, and transit hubs.
-
B.
GVB
GVB is Amsterdam’s primary public transport company, operating the city’s trams, buses, metro, and ferries.
-
C.
Brussels Metro
The Brussels Metro is the rapid transit system serving Belgium’s capital, forming the core of its urban public transportation network with multiple underground and light rail lines.
-
D.
Brussels tram system
The Brussels tram system is an extensive urban light rail network that complements the city’s metro and bus services, providing key public transportation across the Brussels-Capital Region.
-
E.
Amsterdam Metro line 51
Amsterdam Metro line 51 was a former hybrid metro–light rail line in Amsterdam that connected the city center with the southern suburbs, notably serving areas like Amstelveen.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
public transport route
ⓘ
tram route ⓘ |
| connects |
key districts in Amsterdam
ⓘ
transport hubs in Amsterdam ⓘ |
| country | Netherlands ⓘ |
| fareSystem | GVB fare system ⓘ |
| hasAccessibility | wheelchair-accessible ⓘ |
| hasRollingStockType | low-floor tram ⓘ |
| hasRouteNumber | 19 ⓘ |
| hasServiceArea |
Amsterdam metropolitan area
ⓘ
surface form:
Amsterdam urban area
|
| hasStopAt |
Sloterdijk station
ⓘ
surface form:
Amsterdam Sloterdijk station
|
| locatedIn |
Amsterdam
ⓘ
Netherlands ⓘ North Holland ⓘ |
| modeOfTransport | tram ⓘ |
| network | GVB tram network ⓘ |
| operatedBy | Gemeentelijk Vervoerbedrijf ⓘ |
| operator | GVB ⓘ |
| partOf | Amsterdam tram network ⓘ |
| publicTransportSystem | Amsterdam public transport ⓘ |
| serves | Amsterdam Sloterdijk ⓘ |
| serviceType | urban tram service ⓘ |
| terminus | Amsterdam Sloterdijk ⓘ |
| ticketingSystem | OV-chipkaart ⓘ |
| transportMode | rail-based ⓘ |
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: GVB tram line 19 Description of subject: GVB tram line 19 is a public transport tram route in Amsterdam operated by GVB that connects key districts and hubs across the city, including Amsterdam Sloterdijk.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.