Dublin Port Tunnel
E817051
The Dublin Port Tunnel is a major road tunnel in Dublin, Ireland, designed primarily to route heavy goods traffic between the M1 motorway network and Dublin Port while reducing congestion in the city centre.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Dublin Port Tunnel canonical | 4 |
| Dublin Port Tunnel (vicinity) | 1 |
| Dublin Port Tunnel northern portal | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9714769 — 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: Dublin Port Tunnel Context triple: [Dublin Port, hasTransportLink, Dublin Port Tunnel]
-
A.
Jack Lynch Tunnel
The Jack Lynch Tunnel is a major underwater road tunnel in Cork, Ireland, carrying vehicular traffic beneath the River Lee estuary as part of the city’s ring road network.
-
B.
Connaught Tunnel
The Connaught Tunnel is a historic railway tunnel driven under Rogers Pass in British Columbia that enabled a more direct and reliable transcontinental route through the Canadian Rockies.
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C.
Mersey Tunnels
The Mersey Tunnels are a set of road and rail tunnels linking Liverpool with the Wirral Peninsula beneath the River Mersey in northwest England.
-
D.
Finnfast subsea tunnel
The Finnfast subsea tunnel is an undersea road tunnel system in Rogaland, Norway, that connects the island of Finnøy and surrounding islands to the mainland.
-
E.
George Massey Tunnel
The George Massey Tunnel is a highway traffic tunnel in British Columbia, Canada, that carries vehicles beneath the Fraser River between Richmond and Delta.
- 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: Dublin Port Tunnel Target entity description: The Dublin Port Tunnel is a major road tunnel in Dublin, Ireland, designed primarily to route heavy goods traffic between the M1 motorway network and Dublin Port while reducing congestion in the city centre.
-
A.
Jack Lynch Tunnel
The Jack Lynch Tunnel is a major underwater road tunnel in Cork, Ireland, carrying vehicular traffic beneath the River Lee estuary as part of the city’s ring road network.
-
B.
Connaught Tunnel
The Connaught Tunnel is a historic railway tunnel driven under Rogers Pass in British Columbia that enabled a more direct and reliable transcontinental route through the Canadian Rockies.
-
C.
Mersey Tunnels
The Mersey Tunnels are a set of road and rail tunnels linking Liverpool with the Wirral Peninsula beneath the River Mersey in northwest England.
-
D.
Finnfast subsea tunnel
The Finnfast subsea tunnel is an undersea road tunnel system in Rogaland, Norway, that connects the island of Finnøy and surrounding islands to the mainland.
-
E.
George Massey Tunnel
The George Massey Tunnel is a highway traffic tunnel in British Columbia, Canada, that carries vehicles beneath the Fraser River between Richmond and Delta.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
road tunnel
ⓘ
transport infrastructure ⓘ |
| alsoUsedBy | private cars ⓘ |
| connectsTo |
Dublin Port
ⓘ
Dublin Port Tunnel northern portal ⓘ
linked to:
Dublin Port Tunnel
Dublin Port Tunnel southern portal ⓘ M1 motorway ⓘ |
| constructionMethod |
bored tunnel
ⓘ
cut-and-cover sections ⓘ |
| constructionStartDate | 2001 ⓘ |
| country | Ireland ⓘ |
| designedFor | heavy goods vehicles ⓘ |
| fundingModel | publicly funded infrastructure project ⓘ |
| hasPortal |
northern portal near M1
ⓘ
southern portal at Dublin Port ⓘ |
| hasSafetyFeature |
CCTV monitoring
ⓘ
automatic incident detection ⓘ emergency exits ⓘ fire detection system ⓘ ventilation system ⓘ |
| hasStructure | twin-bore tunnel ⓘ |
| hasToll | yes ⓘ |
| length |
4.5 km
ⓘ
approximately 2.8 miles ⓘ |
| locatedIn |
County Dublin
ⓘ
Dublin ⓘ Leinster ⓘ |
| maintainedBy | Transport Infrastructure Ireland ⓘ |
| notableFor | one of the longest urban motorway tunnels in Ireland ⓘ |
| numberOfLanesPerBore | 2 ⓘ |
| openedToAllTraffic | 2007-01-28 ⓘ |
| openedToHGVs | 2006-12-20 ⓘ |
| openingDate | 2006-12-20 ⓘ |
| operator | Transport Infrastructure Ireland ⓘ |
| owner | Transport Infrastructure Ireland ⓘ |
| partOf |
Dublin Port access route
ⓘ
M50 motorway network ⓘ
linked to:
M50 motorway
|
| passesUnder |
Dublin Airport flight paths vicinity
ⓘ
residential areas of Dublin ⓘ |
| planningAuthority | Dublin City Council ⓘ |
| primaryPurpose |
reduce traffic congestion in Dublin city centre
ⓘ
route heavy goods vehicles between M1 and Dublin Port ⓘ |
| regionServed |
Greater Dublin Area
ⓘ
linked to:
Dublin Region
|
| roadType | dual carriageway ⓘ |
| speedLimit | 80 km/h ⓘ |
| tollAppliesTo |
heavy goods vehicles at certain times
ⓘ
light vehicles at peak times ⓘ |
| totalNumberOfLanes | 4 ⓘ |
| urbanAreaServed |
Dublin city centre
ⓘ
linked to:
Dublin
|
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: Dublin Port Tunnel Description of subject: The Dublin Port Tunnel is a major road tunnel in Dublin, Ireland, designed primarily to route heavy goods traffic between the M1 motorway network and Dublin Port while reducing congestion in the city centre.
Referenced by (6)
Full triples — surface form annotated when it differs from this entity's canonical label.