IJ river
E243500
The IJ river is a body of water in Amsterdam that functions as a key waterfront and harbor area for the city.
All labels observed (2)
How this entity was disambiguated
This entity first appeared as the object of triple T2195703 — 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: IJ river Context triple: [Shell Tower, overlooks, IJ river]
-
A.
Jasien River
The Jasien River is a small watercourse in central Poland that flows through the city of Łódź and historically supported its early industrial development.
-
B.
Miljacka River
The Miljacka River is a small but historically significant river in Bosnia and Herzegovina that flows through the center of Sarajevo, shaping the city's landscape and urban life.
-
C.
Ob River
The Ob River is one of the major rivers of western Siberia in Russia, flowing northward into the Arctic Ocean and forming part of one of the world's largest river systems.
-
D.
Emme River
The Emme River is a Swiss river flowing through the Emmental region and the Swiss Plateau, known for its picturesque valleys and historical flooding events.
-
E.
Laja River
The Laja River is a significant river in south-central Chile known for its hydroelectric power generation and scenic waterfalls, including the Salto del Laja.
- 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: IJ river Target entity description: The IJ river is a body of water in Amsterdam that functions as a key waterfront and harbor area for the city.
-
A.
Jasien River
The Jasien River is a small watercourse in central Poland that flows through the city of Łódź and historically supported its early industrial development.
-
B.
Miljacka River
The Miljacka River is a small but historically significant river in Bosnia and Herzegovina that flows through the center of Sarajevo, shaping the city's landscape and urban life.
-
C.
Ob River
The Ob River is one of the major rivers of western Siberia in Russia, flowing northward into the Arctic Ocean and forming part of one of the world's largest river systems.
-
D.
Indre River
The Indre River is a tributary of the Loire in central France, known for flowing through the historic Touraine region and its picturesque rural landscapes.
-
E.
Emme River
The Emme River is a Swiss river flowing through the Emmental region and the Swiss Plateau, known for its picturesque valleys and historical flooding events.
- F. None of above. chosen
Statements (44)
| Predicate | Object |
|---|---|
| instanceOf |
bay
ⓘ
body of water ⓘ river ⓘ |
| adjacentTo |
Amsterdam Centraal station
ⓘ
linked to:
Amsterdam Centraal
Amsterdam city centre ⓘ
linked to:
Amsterdam-Centrum
Amsterdam-Noord ⓘ
linked to:
Amsterdam North
|
| connectsTo |
IJmeer
ⓘ
Markermeer ⓘ North Sea Canal ⓘ |
| country | Netherlands ⓘ |
| crossedBy |
Amsterdam–Zaandam railway bridge
ⓘ
Coen Tunnel ⓘ IJ Tunnel ⓘ Piet Hein Tunnel ⓘ Second Coen Tunnel ⓘ |
| etymology | derived from old Dutch word for water or river ⓘ |
| flowsThrough | municipality of Amsterdam ⓘ |
| hasFeature |
cruise ship berths
ⓘ
ferry piers ⓘ industrial harbor installations ⓘ wide waterfront basin ⓘ |
| hasLandmarkOnShore |
Amsterdam Passenger Terminal
ⓘ
linked to:
Passenger Terminal Amsterdam
A’DAM Tower ⓘ EYE Filmmuseum ⓘ |
| hasPort | Port of Amsterdam ⓘ |
| historicalType | former bay of the Zuiderzee ⓘ |
| locatedIn |
Amsterdam
ⓘ
province of North Holland ⓘ |
| modifiedBy |
construction of the North Sea Canal
ⓘ
land reclamation ⓘ |
| mouthOf | North Sea Canal ⓘ |
| nearbyAirportAccess | Amsterdam Airport Schiphol via North Sea Canal route ⓘ |
| orientation | roughly east–west ⓘ |
| partOf |
Amsterdam metropolitan area
ⓘ
Amsterdam waterfront ⓘ
linked to:
Amsterdam-Noord waterfront
Dutch inland waterway network ⓘ |
| servedBy |
GVB ferry services
ⓘ
linked to:
GVB Ferries
|
| usedFor |
cargo shipping
ⓘ
cruise ship terminal access ⓘ passenger transport ⓘ recreational boating ⓘ |
| waterwayFunction |
harbor area of Amsterdam
ⓘ
port access channel ⓘ shipping route ⓘ |
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: IJ river Description of subject: The IJ river is a body of water in Amsterdam that functions as a key waterfront and harbor area for the city.
Referenced by (15)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: IJ river
linked to: IJ river
linked to: IJ river