Velsertunnel
E408915
The Velsertunnel is a major road and rail tunnel in the Netherlands that runs beneath the North Sea Canal near Velsen, providing a key connection between the regions north and south of the canal.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Velsertunnel canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T4041111 — 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: Velsertunnel Context triple: [Velsen, hasTransportInfrastructure, Velsertunnel]
-
A.
Beneluxtunnel
The Beneluxtunnel is a major Dutch road and metro tunnel near Rotterdam that carries traffic beneath the Nieuwe Maas river, forming a key link in the region’s transport network.
-
B.
Maastunnel
Maastunnel is a historic traffic tunnel in Rotterdam, the Netherlands, carrying road, bicycle, and pedestrian traffic beneath the Nieuwe Maas river.
-
C.
Tromsøysund Tunnel
Tromsøysund Tunnel is an undersea road tunnel in northern Norway that connects the island city of Tromsø to the mainland.
-
D.
Westerscheldetunnel
The Westerscheldetunnel is a major road tunnel in the Netherlands that runs beneath the Western Scheldt estuary, providing a key fixed link between the northern and southern parts of Zeeland.
-
E.
Piet Hein Tunnel
The Piet Hein Tunnel is a major road and tram tunnel in Amsterdam that connects the city center with the Eastern Docklands and the A10 ring road.
- 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: Velsertunnel Target entity description: The Velsertunnel is a major road and rail tunnel in the Netherlands that runs beneath the North Sea Canal near Velsen, providing a key connection between the regions north and south of the canal.
-
A.
Beneluxtunnel
The Beneluxtunnel is a major Dutch road and metro tunnel near Rotterdam that carries traffic beneath the Nieuwe Maas river, forming a key link in the region’s transport network.
-
B.
Maastunnel
Maastunnel is a historic traffic tunnel in Rotterdam, the Netherlands, carrying road, bicycle, and pedestrian traffic beneath the Nieuwe Maas river.
-
C.
Tromsøysund Tunnel
Tromsøysund Tunnel is an undersea road tunnel in northern Norway that connects the island city of Tromsø to the mainland.
-
D.
Westerscheldetunnel
The Westerscheldetunnel is a major road tunnel in the Netherlands that runs beneath the Western Scheldt estuary, providing a key fixed link between the northern and southern parts of Zeeland.
-
E.
Piet Hein Tunnel
The Piet Hein Tunnel is a major road and tram tunnel in Amsterdam that connects the city center with the Eastern Docklands and the A10 ring road.
- F. None of above. chosen
Statements (33)
| Predicate | Object |
|---|---|
| instanceOf |
railway tunnel
ⓘ
road tunnel ⓘ tunnel in the Netherlands ⓘ |
| connects |
north of North Sea Canal
ⓘ
south of North Sea Canal ⓘ |
| constructionStartDate | 1952 ⓘ |
| country | Netherlands ⓘ |
| crosses | North Sea Canal ⓘ |
| hasFunction |
rail traffic connection
ⓘ
road traffic connection ⓘ |
| hasLanes | multiple road lanes ⓘ |
| hasMaintenance | periodic closures for renovation and safety upgrades ⓘ |
| hasSafetyFeature |
emergency exits
ⓘ
fire safety installations ⓘ ventilation system ⓘ |
| hasStructure |
railway tunnel tube
ⓘ
road tunnel tubes ⓘ |
| isBelow | North Sea Canal ⓘ |
| locatedIn |
North Holland
ⓘ
Velsen ⓘ |
| locatedInUrbanArea | Randstad metropolitan region ⓘ |
| locatedNear |
Beverwijk
ⓘ
Haarlem ⓘ IJmuiden ⓘ |
| openingDate | 1957-04-15 ⓘ |
| operator | Rijkswaterstaat ⓘ |
| owner | Rijkswaterstaat ⓘ |
| railwayPartOf |
Haarlem–Uitgeest railway line
ⓘ
linked to:
Haarlem–Uitgeest railway
|
| roadPartOf |
A22 motorway
ⓘ
linked to:
A20 motorway
Dutch national road network ⓘ |
| significance | major connection between North Holland regions north and south of North Sea Canal ⓘ |
| usedFor |
motor vehicle traffic
ⓘ
train traffic ⓘ |
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: Velsertunnel Description of subject: The Velsertunnel is a major road and rail tunnel in the Netherlands that runs beneath the North Sea Canal near Velsen, providing a key connection between the regions north and south of the canal.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.