Fredhällstunneln
E1021087
Fredhällstunneln is a road tunnel in Stockholm, Sweden, that carries part of the Essingeleden section of the European route E4/E20 motorway.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Fredhäll Tunnel | 1 |
| Fredhällstunneln canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T13084633 — 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: Fredhällstunneln Context triple: [Essingeleden, hasStructure, Fredhällstunneln]
-
A.
Muskö Tunnel
Muskö Tunnel is a Swedish underwater road tunnel connecting the island of Muskö to the mainland, notable for serving the strategic Muskö naval base.
-
B.
Lærdal Tunnel
The Lærdal Tunnel is a 24.5-kilometer road tunnel in Norway, renowned as one of the world's longest road tunnels and a key link between Oslo and Bergen.
-
C.
Ryfylke Tunnel
The Ryfylke Tunnel is a subsea road tunnel in southwestern Norway that ranks among the world’s longest and deepest undersea tunnels, connecting Stavanger with the Ryfylke region.
-
D.
Tromsøysund Tunnel
Tromsøysund Tunnel is an undersea road tunnel in northern Norway that connects the island city of Tromsø to the mainland.
-
E.
Oslo Tunnel
The Oslo Tunnel is a central railway tunnel in Oslo, Norway, that carries most of the city's mainline train traffic between its principal stations.
- 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: Fredhällstunneln Target entity description: Fredhällstunneln is a road tunnel in Stockholm, Sweden, that carries part of the Essingeleden section of the European route E4/E20 motorway.
-
A.
Muskö Tunnel
Muskö Tunnel is a Swedish underwater road tunnel connecting the island of Muskö to the mainland, notable for serving the strategic Muskö naval base.
-
B.
Lærdal Tunnel
The Lærdal Tunnel is a 24.5-kilometer road tunnel in Norway, renowned as one of the world's longest road tunnels and a key link between Oslo and Bergen.
-
C.
Ryfylke Tunnel
The Ryfylke Tunnel is a subsea road tunnel in southwestern Norway that ranks among the world’s longest and deepest undersea tunnels, connecting Stavanger with the Ryfylke region.
-
D.
Tromsøysund Tunnel
Tromsøysund Tunnel is an undersea road tunnel in northern Norway that connects the island city of Tromsø to the mainland.
-
E.
Oslo Tunnel
The Oslo Tunnel is a central railway tunnel in Oslo, Norway, that carries most of the city's mainline train traffic between its principal stations.
- F. None of above. chosen
Statements (27)
| Predicate | Object |
|---|---|
| instanceOf |
road tunnel
ⓘ
tunnel ⓘ |
| country | Sweden ⓘ |
| crosses |
Fredhäll area
ⓘ
linked to:
Söderström area
|
| hasAccessRestriction | motor vehicles only ⓘ |
| hasFunction | carries motorway traffic ⓘ |
| hasLanes | 4 ⓘ |
| hasToll | no direct toll ⓘ |
| isPartOfNetwork |
European road network
ⓘ
linked to:
European route network
Swedish national road network ⓘ |
| isWithin |
Stockholm congestion tax area
ⓘ
linked to:
Stockholm congestion tax
|
| locatedIn |
Stockholm
ⓘ
Stockholm County ⓘ Södermalm district ⓘ
linked to:
Södermalm
|
| locatedInCity | Stockholm ⓘ |
| locatedOnRoad |
E20
ⓘ
E4 ⓘ Essingeleden ⓘ |
| maintainedBy | Swedish Transport Administration ⓘ |
| namedAfter | Fredhäll ⓘ |
| opened | 1966 ⓘ |
| owner | Swedish Transport Administration ⓘ |
| partOf |
Essingeleden
ⓘ
European route E20 ⓘ European route E4 ⓘ |
| region | Uppland ⓘ |
| roadType | motorway tunnel ⓘ |
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: Fredhällstunneln Description of subject: Fredhällstunneln is a road tunnel in Stockholm, Sweden, that carries part of the Essingeleden section of the European route E4/E20 motorway.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Essingeleden motorway
linked to: Fredhällstunneln