Amsterdam ferry network
E29213
The Amsterdam ferry network is a system of free passenger and bicycle ferries that connect various parts of the city across the IJ and other waterways, forming an important component of Amsterdam’s public transport.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Amsterdam ferry network canonical | 3 |
| Centraal Station – Buiksloterweg ferry | 1 |
| Centraal Station – IJplein ferry | 1 |
| Pontsteiger – NDSM ferry | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T184251 — 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: Amsterdam ferry network Context triple: [IJ Bay, hasTransportService, Amsterdam ferry network]
-
A.
Grachtengordel
Grachtengordel is the famous ring of 17th-century canals encircling Amsterdam’s historic center, renowned for its picturesque waterways and canal houses.
-
B.
Port of Antwerp
The Port of Antwerp is one of Europe’s largest and busiest seaports, serving as a key international hub for maritime trade, logistics, and industry in Belgium.
-
C.
Amsterdam
Amsterdam is the largest city in the Netherlands, renowned as a historic commercial and cultural center characterized by its canals, trading heritage, and role as the country’s principal metropolis.
-
D.
Amsterdam Sloterdijk
Amsterdam Sloterdijk is a major multimodal transport hub in the western part of Amsterdam, serving as a key interchange for national and international trains, metro, trams, and buses.
-
E.
Port of Vlissingen
The Port of Vlissingen is a significant Dutch seaport on the North Sea coast, serving as an important hub for maritime trade, logistics, and industry in the southwestern Netherlands.
- 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: Amsterdam ferry network Target entity description: The Amsterdam ferry network is a system of free passenger and bicycle ferries that connect various parts of the city across the IJ and other waterways, forming an important component of Amsterdam’s public transport.
-
A.
Grachtengordel
Grachtengordel is the famous ring of 17th-century canals encircling Amsterdam’s historic center, renowned for its picturesque waterways and canal houses.
-
B.
Port of Antwerp
The Port of Antwerp is one of Europe’s largest and busiest seaports, serving as a key international hub for maritime trade, logistics, and industry in Belgium.
-
C.
Amsterdam
Amsterdam is the largest city in the Netherlands, renowned as a historic commercial and cultural center characterized by its canals, trading heritage, and role as the country’s principal metropolis.
-
D.
Amsterdam Sloterdijk
Amsterdam Sloterdijk is a major multimodal transport hub in the western part of Amsterdam, serving as a key interchange for national and international trains, metro, trams, and buses.
-
E.
Port of Vlissingen
The Port of Vlissingen is a significant Dutch seaport on the North Sea coast, serving as an important hub for maritime trade, logistics, and industry in the southwestern Netherlands.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
ferry network
ⓘ
public transport network ⓘ water transport system ⓘ |
| allowsVehicleType |
bicycles
ⓘ
mopeds ⓘ pedestrians ⓘ scooters ⓘ some light motor vehicles ⓘ |
| connectsAcross |
IJ
ⓘ
North Sea Canal ⓘ |
| connectsArea |
Amsterdam-Centrum
ⓘ
surface form:
Amsterdam city centre
Amsterdam North ⓘ
surface form:
Amsterdam-Noord
Buiksloterweg ⓘ Hemkade ⓘ Houthaven ⓘ IJmuiden ⓘ IJplein ⓘ Java Island (Java-eiland) ⓘ
surface form:
Java-eiland
NDSM Wharf ⓘ Pontsteiger ⓘ Sporenburg ⓘ Velsen ⓘ Zaanstad region ⓘ |
| country | Netherlands ⓘ |
| environmentalAspect | encourages non-car mobility ⓘ |
| farePolicy |
free of charge for bicycles
ⓘ
free of charge for passengers ⓘ |
| hasRole |
connects Amsterdam-Noord with city centre
ⓘ
supports commuter traffic ⓘ supports cycling infrastructure ⓘ supports tourism ⓘ |
| integratedWith |
Amsterdam public transport network
ⓘ
GVB ticketing system for planning ⓘ |
| locatedIn | Amsterdam ⓘ |
| notableRoute |
Amsterdam ferry network
self-linksurface differs
ⓘ
surface form:
Centraal Station – Buiksloterweg ferry
Amsterdam ferry network self-linksurface differs ⓘ
surface form:
Centraal Station – IJplein ferry
Centraal Station – NDSM ferry ⓘ Amsterdam ferry network self-linksurface differs ⓘ
surface form:
Pontsteiger – NDSM ferry
|
| operatesIn | Amsterdam ⓘ |
| operatesOnWaterway |
Amsterdam waterways
ⓘ
IJ ⓘ North Sea Canal ⓘ |
| operator | GVB ⓘ |
| owner | Municipality of Amsterdam ⓘ |
| partOf | public transport in Amsterdam ⓘ |
| primaryMode |
bicycle ferry
ⓘ
passenger ferry ⓘ |
| serviceType |
all-day service on main routes
ⓘ
night service on some routes ⓘ peak-only service on some routes ⓘ |
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: Amsterdam ferry network Description of subject: The Amsterdam ferry network is a system of free passenger and bicycle ferries that connect various parts of the city across the IJ and other waterways, forming an important component of Amsterdam’s public transport.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Centraal Station – Buiksloterweg ferry
this entity surface form:
Centraal Station – IJplein ferry
this entity surface form:
Pontsteiger – NDSM ferry