Greifswalder Oie
E1023207
Greifswalder Oie is a small German Baltic Sea island historically used as a rocket testing and launch site, notably for early A-series rockets.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Greifswalder Oie canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T13127933 — 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: Greifswalder Oie Context triple: [A3 rocket, launchSite, Greifswalder Oie]
-
A.
Oestereiden
Oestereiden is a village and district (Stadtteil) of the town of Rüthen in North Rhine-Westphalia, Germany.
-
B.
Rednitz
The Rednitz is a river in Bavaria, Germany, that flows through cities such as Fürth and joins with the Pegnitz to form the Regnitz.
-
C.
Branta
Branta is a genus of black geese that includes species such as the barnacle goose, brant goose, and the Hawaiian nēnē.
-
D.
Hahnen
Hahnen is a prominent mountain peak in the Swiss Alps near the resort town of Engelberg, known for its striking rocky profile and alpine scenery.
-
E.
Bierden
Bierden is a district of the town of Achim in Lower Saxony, Germany.
- 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: Greifswalder Oie Target entity description: Greifswalder Oie is a small German Baltic Sea island historically used as a rocket testing and launch site, notably for early A-series rockets.
-
A.
Oestereiden
Oestereiden is a village and district (Stadtteil) of the town of Rüthen in North Rhine-Westphalia, Germany.
-
B.
Rednitz
The Rednitz is a river in Bavaria, Germany, that flows through cities such as Fürth and joins with the Pegnitz to form the Regnitz.
-
C.
Branta
Branta is a genus of black geese that includes species such as the barnacle goose, brant goose, and the Hawaiian nēnē.
-
D.
Hahnen
Hahnen is a prominent mountain peak in the Swiss Alps near the resort town of Engelberg, known for its striking rocky profile and alpine scenery.
-
E.
Bierden
Bierden is a district of the town of Achim in Lower Saxony, Germany.
- F. None of above. chosen
Statements (32)
| Predicate | Object |
|---|---|
| instanceOf |
Baltic Sea island
ⓘ
island ⓘ rocket launch site ⓘ |
| accessibleBy | boat ⓘ |
| administeredBy | municipality of Kröslin ⓘ |
| country | Germany NERFINISHED ⓘ |
| hasFacility | lighthouse on Greifswalder Oie NERFINISHED ⓘ |
| hasFeature |
relatively small land area
ⓘ
steep cliffs on its shores ⓘ |
| hasFormerUse |
military restricted area
ⓘ
rocket test range ⓘ |
| hasGermanName | Greifswalder Oie NERFINISHED ⓘ |
| hasHeritageStatus | protected natural area ⓘ |
| hasPopulation | very small permanent population ⓘ |
| hasUse |
bird sanctuary
ⓘ
nature reserve ⓘ ornithological research ⓘ |
| historicalPeriod | World War II ⓘ |
| locatedIn |
Bay of Greifswald
NERFINISHED
ⓘ
Germany ⓘ Mecklenburg-Vorpommern ⓘ |
| locatedInBodyOfWater | Baltic Sea NERFINISHED ⓘ |
| locatedInSeaRegion | southern Baltic Sea NERFINISHED ⓘ |
| locatedNear | island of Rügen NERFINISHED ⓘ |
| notableFor |
V-2 rocket development history
ⓘ
tests of early A-series rockets ⓘ |
| partOf | district of Vorpommern-Greifswald ⓘ |
| usedBy |
German military
NERFINISHED
ⓘ
Nazi Germany NERFINISHED ⓘ |
| usedFor |
military purposes
ⓘ
rocket launches ⓘ rocket testing ⓘ |
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: Greifswalder Oie Description of subject: Greifswalder Oie is a small German Baltic Sea island historically used as a rocket testing and launch site, notably for early A-series rockets.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.