Coentunnel (original tube)
E554648
Coentunnel (original tube) is the first bore of Amsterdam’s Coen Tunnel, a key road tunnel under the North Sea Canal that has long served as a major traffic artery in the region.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Coentunnel (original tube) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5902732 — 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: Coentunnel (original tube) Context triple: [First Coen Tunnel, hasAlternativeName, Coentunnel (original tube)]
-
A.
Bruce Tunnel
Bruce Tunnel is a historic canal tunnel in Wiltshire, England, carrying the Kennet and Avon Canal beneath Savernake Forest.
-
B.
Caldecott Tunnel
The Caldecott Tunnel is a major highway tunnel in the San Francisco Bay Area that carries traffic through the Berkeley Hills between Oakland and Contra Costa County.
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C.
Cosgrove Tunnel
Cosgrove Tunnel is a major water-supply conduit in Massachusetts that carries drinking water from the Wachusett Reservoir toward the Boston metropolitan area.
-
D.
City Tunnel No. 1
City Tunnel No. 1 is a major New York City water supply tunnel that conveys drinking water from upstate reservoirs into the city’s distribution system.
-
E.
Dartford Tunnel
The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
- 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: Coentunnel (original tube) Target entity description: Coentunnel (original tube) is the first bore of Amsterdam’s Coen Tunnel, a key road tunnel under the North Sea Canal that has long served as a major traffic artery in the region.
-
A.
Bruce Tunnel
Bruce Tunnel is a historic canal tunnel in Wiltshire, England, carrying the Kennet and Avon Canal beneath Savernake Forest.
-
B.
Caldecott Tunnel
The Caldecott Tunnel is a major highway tunnel in the San Francisco Bay Area that carries traffic through the Berkeley Hills between Oakland and Contra Costa County.
-
C.
Cosgrove Tunnel
Cosgrove Tunnel is a major water-supply conduit in Massachusetts that carries drinking water from the Wachusett Reservoir toward the Boston metropolitan area.
-
D.
City Tunnel No. 1
City Tunnel No. 1 is a major New York City water supply tunnel that conveys drinking water from upstate reservoirs into the city’s distribution system.
-
E.
Dartford Tunnel
The Dartford Tunnel is a major road tunnel under the River Thames in southeast England, forming part of a key river crossing on the London orbital route.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf | road tunnel ⓘ |
| connects |
A8 motorway vicinity
ⓘ
Amsterdam-Noord NERFINISHED ⓘ western part of Amsterdam ⓘ |
| constructionStartDate | 1961 ⓘ |
| country | Netherlands ⓘ |
| crosses | North Sea Canal NERFINISHED ⓘ |
| hasFunction |
regional traffic artery
ⓘ
vehicular traffic ⓘ |
| hasSignificance |
key crossing of North Sea Canal
ⓘ
major traffic artery for Amsterdam region ⓘ |
| hasStructureType | immersed tube tunnel ⓘ |
| hasToll | no ⓘ |
| isFirstBoreOf | Coentunnel NERFINISHED ⓘ |
| isPartOfTransportNetwork |
Amsterdam ring road network
NERFINISHED
ⓘ
Dutch national road network NERFINISHED ⓘ |
| isUnder | North Sea Canal NERFINISHED ⓘ |
| locatedIn |
Amsterdam
ⓘ
Netherlands ⓘ North Holland ⓘ |
| locatedInUrbanArea | Amsterdam metropolitan area NERFINISHED ⓘ |
| namedAfter | Piet Hein Coen NERFINISHED ⓘ |
| numberOfLanes | 4 ⓘ |
| openingDate | 1966 ⓘ |
| operator | Rijkswaterstaat NERFINISHED ⓘ |
| owner | Rijkswaterstaat NERFINISHED ⓘ |
| parallelStructure | Second Coen Tunnel NERFINISHED ⓘ |
| partOf | Coentunnel NERFINISHED ⓘ |
| roadCarried |
A10 motorway
NERFINISHED
ⓘ
Ring Amsterdam NERFINISHED ⓘ |
| status | in use ⓘ |
| underwent | major renovation 2009–2013 ⓘ |
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: Coentunnel (original tube) Description of subject: Coentunnel (original tube) is the first bore of Amsterdam’s Coen Tunnel, a key road tunnel under the North Sea Canal that has long served as a major traffic artery in the region.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.