VLF station SAQ Grimeton
E368957
VLF station SAQ Grimeton is a historic Swedish long-wave radio transmission facility, now a UNESCO World Heritage Site, renowned for preserving one of the last operational early 20th-century radio transmitters.
All labels observed (1)
| Label | Occurrences |
|---|---|
| VLF station SAQ Grimeton canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3575929 — 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: VLF station SAQ Grimeton Context triple: [Alexanderson alternator, usedAt, VLF station SAQ Grimeton]
-
A.
VGTZ station
VGTZ station is a stop on the Volgograd Metrotram system in Volgograd, Russia, serving the nearby Volgograd Tractor Plant (VGTZ) industrial area.
-
B.
Marconi Station Site
Marconi Station Site is a historic location on Cape Cod where Guglielmo Marconi conducted pioneering transatlantic wireless communication experiments.
-
C.
SAN VORTAC
SAN VORTAC is a ground-based radio navigation facility (combining VOR and TACAN) serving the San Diego International Airport area for en-route and approach guidance.
-
D.
Faraday Station
Faraday Station was a British Antarctic research base, later transferred to Ukraine and renamed Vernadsky Research Base, known for its long-term scientific observations in the Antarctic Peninsula region.
-
E.
Mo i Rana Station
Mo i Rana Station is a railway station in the town of Mo i Rana in Nordland county, Norway, serving as a stop on the Nordland Line between Trondheim and Bodø.
- 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: VLF station SAQ Grimeton Target entity description: VLF station SAQ Grimeton is a historic Swedish long-wave radio transmission facility, now a UNESCO World Heritage Site, renowned for preserving one of the last operational early 20th-century radio transmitters.
-
A.
VGTZ station
VGTZ station is a stop on the Volgograd Metrotram system in Volgograd, Russia, serving the nearby Volgograd Tractor Plant (VGTZ) industrial area.
-
B.
Marconi Station Site
Marconi Station Site is a historic location on Cape Cod where Guglielmo Marconi conducted pioneering transatlantic wireless communication experiments.
-
C.
SAN VORTAC
SAN VORTAC is a ground-based radio navigation facility (combining VOR and TACAN) serving the San Diego International Airport area for en-route and approach guidance.
-
D.
Faraday Station
Faraday Station was a British Antarctic research base, later transferred to Ukraine and renamed Vernadsky Research Base, known for its long-term scientific observations in the Antarctic Peninsula region.
-
E.
Mo i Rana Station
Mo i Rana Station is a railway station in the town of Mo i Rana in Nordland county, Norway, serving as a stop on the Nordland Line between Trondheim and Bodø.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
UNESCO World Heritage Site
ⓘ
VLF transmitter ⓘ cultural heritage site ⓘ radio transmission station ⓘ |
| architecturalStyle | industrial ⓘ |
| associatedWith |
Swedish telecommunications history
ⓘ
early wireless telegraphy ⓘ maritime communication ⓘ |
| category |
20th-century architecture in Sweden
ⓘ
World Heritage Sites in Sweden ⓘ radio museums ⓘ telecommunications infrastructure in Sweden ⓘ |
| country | Sweden ⓘ |
| frequencyBand | VLF ⓘ |
| function | radio transmission ⓘ |
| hasComponent |
Alexanderson alternator
ⓘ
antenna array ⓘ multiple steel antenna masts ⓘ |
| heritageDesignation | UNESCO World Heritage Site ⓘ |
| heritageProtection | national monument of Sweden ⓘ |
| heritageStatus | well-preserved ⓘ |
| inception | 1920s ⓘ |
| languageOfSiteInformation |
English
ⓘ
Swedish ⓘ |
| locatedIn |
Grimeton
ⓘ
Halland County ⓘ Varberg ⓘ
surface form:
Varberg Municipality
|
| locatedNear | Varberg ⓘ |
| locatedOnContinent | Europe ⓘ |
| notableFor |
being one of the last operational Alexanderson alternator transmitters
ⓘ
preserving an early 20th-century radio transmitter ⓘ |
| openToPublic | true ⓘ |
| operator | Alexander Association ⓘ |
| preservationGoal | maintain operational historical radio technology ⓘ |
| primaryUse | transatlantic radio communication ⓘ |
| regionServed |
Atlantic Ocean
ⓘ
surface form:
North Atlantic
|
| significance | represents the development of long-distance radio communication before shortwave and satellites ⓘ |
| significantPeriod | early 20th century ⓘ |
| status | operational on special occasions ⓘ |
| tourism | heritage tourism attraction ⓘ |
| transmissionType |
long-wave radio
ⓘ
very low frequency ⓘ |
| UNESCOWorldHeritageCriteria |
(ii)
ⓘ
(iv) ⓘ |
| UNESCOWorldHeritageListingYear | 2004 ⓘ |
| UNESCOWorldHeritageSiteId | 1134 ⓘ |
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: VLF station SAQ Grimeton Description of subject: VLF station SAQ Grimeton is a historic Swedish long-wave radio transmission facility, now a UNESCO World Heritage Site, renowned for preserving one of the last operational early 20th-century radio transmitters.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.