Suomenlinna sea fortress
E86657
Suomenlinna sea fortress is a historic 18th-century maritime fortification built on a group of islands off Helsinki, Finland, and recognized as a UNESCO World Heritage Site.
All labels observed (12)
How this entity was disambiguated
This entity first appeared as the object of triple T708937 — 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: Suomenlinna sea fortress Context triple: [Helsinki, hasLandmark, Suomenlinna sea fortress]
-
A.
Fredriksten fortress
Fredriksten fortress is a historic Norwegian stronghold in the town of Halden, best known for its role in defending Norway against Swedish invasions in the 17th and 18th centuries.
-
B.
Akershus Fortress
Akershus Fortress is a historic medieval castle and former royal residence that has served as a key military stronghold and national symbol in Norway’s capital.
-
C.
Government Palace, Helsinki
The Government Palace in Helsinki is a prominent neoclassical building on Senate Square that serves as the main seat of Finland’s central government offices.
-
D.
Vasa Museum
The Vasa Museum is a maritime museum in Stockholm, Sweden, built around the remarkably well-preserved 17th-century warship Vasa that sank on its maiden voyage.
-
E.
Hel Fortress
Hel Fortress was a key Polish coastal stronghold on the Hel Peninsula that served as a major defensive position during the early fighting of World War II.
- 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: Suomenlinna sea fortress Target entity description: Suomenlinna sea fortress is a historic 18th-century maritime fortification built on a group of islands off Helsinki, Finland, and recognized as a UNESCO World Heritage Site.
-
A.
Fredriksten fortress
Fredriksten fortress is a historic Norwegian stronghold in the town of Halden, best known for its role in defending Norway against Swedish invasions in the 17th and 18th centuries.
-
B.
Akershus Fortress
Akershus Fortress is a historic medieval castle and former royal residence that has served as a key military stronghold and national symbol in Norway’s capital.
-
C.
Government Palace, Helsinki
The Government Palace in Helsinki is a prominent neoclassical building on Senate Square that serves as the main seat of Finland’s central government offices.
-
D.
Vasa Museum
The Vasa Museum is a maritime museum in Stockholm, Sweden, built around the remarkably well-preserved 17th-century warship Vasa that sank on its maiden voyage.
-
E.
Hel Fortress
Hel Fortress was a key Polish coastal stronghold on the Hel Peninsula that served as a major defensive position during the early fighting of World War II.
- F. None of above. chosen
Statements (50)
| Predicate | Object |
|---|---|
| instanceOf |
UNESCO World Heritage Site
ⓘ
cultural heritage site ⓘ maritime fortification ⓘ sea fortress ⓘ |
| alsoKnownAs |
Suomenlinna sea fortress
ⓘ
surface form:
Sveaborg fortress
Viapori ⓘ |
| architect | Augustin Ehrensvärd ⓘ |
| builtBy | Kingdom of Sweden ⓘ |
| builtInCentury | 18th century ⓘ |
| constructionStart | 1748 ⓘ |
| continent | Europe ⓘ |
| country | Finland ⓘ |
| currentUse |
museum area
ⓘ
residential area ⓘ tourist attraction ⓘ |
| governingBody | Governing Body of Suomenlinna ⓘ |
| hasFeature |
bastion fortifications
ⓘ
casemates ⓘ dry dock ⓘ ramparts and walls ⓘ underground tunnels ⓘ |
| hasMuseum |
Finnish war museums
ⓘ
surface form:
Military Museum of Finland (Suomenlinna locations)
Submarine Vesikko ⓘ Suomenlinna sea fortress self-linksurface differs ⓘ
surface form:
Suomenlinna Museum
|
| heritageCriteria | UNESCO cultural criteria (iv) ⓘ |
| heritageDesignation | UNESCO World Heritage Site ⓘ |
| heritageSiteSince | 1991 ⓘ |
| inception | 1748 ⓘ |
| laterControlledBy |
Grand Duchy of Finland
ⓘ
Finland ⓘ
surface form:
Republic of Finland
Russian Empire ⓘ |
| locatedIn | Helsinki ⓘ |
| locatedInArchipelago |
Suomenlinna islands
ⓘ
surface form:
Helsinki archipelago
|
| locatedInBodyOfWater | Gulf of Finland ⓘ |
| locatedOn |
Suomenlinna islands
ⓘ
group of islands ⓘ |
| militaryBranch | Swedish Navy ⓘ |
| namedAfter |
Finland
ⓘ
surface form:
Finland (Suomi)
|
| originalName |
Suomenlinna sea fortress
self-linksurface differs
ⓘ
surface form:
Sveaborg
|
| partOf |
Finnish national landscapes
ⓘ
defence system of the Kingdom of Sweden ⓘ |
| reachableBy | ferry ⓘ |
| reachableFrom |
Market Square, Helsinki
ⓘ
surface form:
Helsinki Market Square
|
| significantEvent | Siege of Sveaborg (1808) ⓘ |
| UNESCORegion | Europe and North America ⓘ |
| UNESCOSiteId | 583 ⓘ |
| usedFor |
coastal defence
ⓘ
garrison ⓘ naval base ⓘ |
| visitorCount | over 1,000,000 visitors per year ⓘ |
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: Suomenlinna sea fortress Description of subject: Suomenlinna sea fortress is a historic 18th-century maritime fortification built on a group of islands off Helsinki, Finland, and recognized as a UNESCO World Heritage Site.
Referenced by (28)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Suomenlinna
this entity surface form:
Sveaborg
subject surface form:
Suomenlinna
this entity surface form:
Sveaborg fortress
subject surface form:
Suomenlinna
this entity surface form:
Suomenlinna Museum
this entity surface form:
Suomenlinna
this entity surface form:
Russian fortress of Sveaborg
this entity surface form:
Sveaborg fortress
this entity surface form:
Suomenlinna
this entity surface form:
Suomenlinna
this entity surface form:
Suomenlinna Sea Fortress
this entity surface form:
Suomenlinna
this entity surface form:
Suomenlinna
this entity surface form:
Suomenlinna
this entity surface form:
Suomenlinna
this entity surface form:
Sveaborg fortress complex
this entity surface form:
Suomenlinna coastal fortress
this entity surface form:
Sveaborg sea fortress
this entity surface form:
Suomenlinna
this entity surface form:
UNESCO World Heritage Site Suomenlinna
this entity surface form:
monuments at Suomenlinna
this entity surface form:
Suomenlinna
this entity surface form:
Suomenlinna
this entity surface form:
Suomenlinna
this entity surface form:
Sveaborg fortress