Christiansø Lighthouse
E512655
Christiansø Lighthouse is a historic coastal lighthouse located on the small Danish island of Christiansø in the Baltic Sea, serving as a navigational aid and local landmark.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Christiansø Lighthouse canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5330418 — 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: Christiansø Lighthouse Context triple: [Christiansø, hasLighthouse, Christiansø Lighthouse]
-
A.
Ristna Lighthouse
Ristna Lighthouse is a historic coastal beacon located on the western tip of Hiiumaa Island in Estonia, guiding ships in the Baltic Sea.
-
B.
Fidra Lighthouse
Fidra Lighthouse is a coastal navigational beacon located on the uninhabited island of Fidra in the Firth of Forth, Scotland, guiding maritime traffic in the surrounding waters.
-
C.
Kõpu Lighthouse
Kõpu Lighthouse is one of the oldest continuously operating lighthouses in the world, located on the Estonian island of Hiiumaa and serving as a historic navigational landmark in the Baltic Sea.
-
D.
Naissaar lighthouse
Naissaar lighthouse is a historic coastal beacon located on Naissaar Island in northern Estonia, guiding maritime traffic in the Gulf of Finland.
-
E.
Piran lighthouse
Piran lighthouse is a historic coastal beacon located at the tip of the Piran peninsula on Slovenia’s Adriatic coast, serving as a prominent maritime and tourist landmark.
- 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: Christiansø Lighthouse Target entity description: Christiansø Lighthouse is a historic coastal lighthouse located on the small Danish island of Christiansø in the Baltic Sea, serving as a navigational aid and local landmark.
-
A.
Ristna Lighthouse
Ristna Lighthouse is a historic coastal beacon located on the western tip of Hiiumaa Island in Estonia, guiding ships in the Baltic Sea.
-
B.
Fidra Lighthouse
Fidra Lighthouse is a coastal navigational beacon located on the uninhabited island of Fidra in the Firth of Forth, Scotland, guiding maritime traffic in the surrounding waters.
-
C.
Kõpu Lighthouse
Kõpu Lighthouse is one of the oldest continuously operating lighthouses in the world, located on the Estonian island of Hiiumaa and serving as a historic navigational landmark in the Baltic Sea.
-
D.
Naissaar lighthouse
Naissaar lighthouse is a historic coastal beacon located on Naissaar Island in northern Estonia, guiding maritime traffic in the Gulf of Finland.
-
E.
Piran lighthouse
Piran lighthouse is a historic coastal beacon located at the tip of the Piran peninsula on Slovenia’s Adriatic coast, serving as a prominent maritime and tourist landmark.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
coastal lighthouse
ⓘ
lighthouse ⓘ navigation aid ⓘ |
| architect | Philip de Lange ⓘ |
| automated | yes ⓘ |
| automationYear | 1973 ⓘ |
| category |
Buildings and structures in the Capital Region of Denmark
ⓘ
Lighthouses in Denmark ⓘ Tourist attractions in Denmark ⓘ |
| constructionStartDate | 1803 ⓘ |
| country | Denmark ⓘ |
| elevationAboveSeaLevel | 29 m ⓘ |
| focalHeight | 29 m ⓘ |
| function |
aid to navigation
ⓘ
local landmark ⓘ |
| hasGallery | yes ⓘ |
| hasLantern | yes ⓘ |
| hasTouristAccess | yes ⓘ |
| height | 16 m ⓘ |
| heritageDesignation | protected building ⓘ |
| heritageStatus | listed building in Denmark ⓘ |
| inception | 1805 ⓘ |
| lanternColor | green ⓘ |
| lightCharacteristic | Fl W 5s ⓘ |
| lightRange | 18 nmi ⓘ |
| locatedIn |
Christiansø
ⓘ
linked to:
Frederiksø
Ertholmene archipelago ⓘ |
| locatedInBodyOfWater | Baltic Sea ⓘ |
| locatedInMunicipality | Christiansø Municipality ⓘ |
| locatedInRegion | Capital Region of Denmark ⓘ |
| locatedInTimeZone |
Central European Summer Time
ⓘ
Central European Time ⓘ |
| locatedOn | Christiansø Fortress ⓘ |
| marking | white tower with green lantern ⓘ |
| materialUsed |
granite
ⓘ
masonry ⓘ |
| nearbyCity | Bornholm ⓘ |
| notableFor |
early 19th-century Danish lighthouse architecture
ⓘ
historic coastal navigation in the Baltic Sea ⓘ |
| operator | Danish Maritime Authority ⓘ |
| ownedBy |
Danish state
ⓘ
linked to:
Denmark
|
| replaced | earlier beacon on Christiansø ⓘ |
| shape | cylindrical tower ⓘ |
| status | active ⓘ |
| towerColor | white ⓘ |
| usedFor | maritime navigation in the Baltic Sea ⓘ |
| yearLit | 1805 ⓘ |
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: Christiansø Lighthouse Description of subject: Christiansø Lighthouse is a historic coastal lighthouse located on the small Danish island of Christiansø in the Baltic Sea, serving as a navigational aid and local landmark.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Christiansø (nearby island fortress)
subject linked to:
Ertholmene archipelago