return of Porkkala (1956)
E363798
The return of Porkkala in 1956 was a major Cold War–era event in which the Soviet Union handed back a strategically important naval base area to Finland, symbolizing a thaw and partial normalization in Soviet–Finnish relations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| return of Porkkala (1956) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3493609 — 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: return of Porkkala (1956) Context triple: [Soviet–Finnish relations, hasKeyEvent, return of Porkkala (1956)]
-
A.
Kyösti
Kyösti is a Finnish masculine given name, notably borne by Kyösti Kallio, the fourth President of Finland.
-
B.
Pöytyä
Pöytyä is a rural municipality in southwestern Finland known for its forests, agriculture, and small village communities.
-
C.
Nousiainen
Nousiainen is a small municipality in southwestern Finland known for its rural landscapes and historical significance as one of the country’s early ecclesiastical centers.
-
D.
Vauhallan
Vauhallan is a small commune in the southern suburbs of Paris, located in the Essonne department in the Île-de-France region of northern France.
-
E.
The Finnish Flash
The Finnish Flash is the nickname of Teemu Selänne, a legendary Finnish ice hockey winger renowned for his scoring prowess and speed in the NHL.
- 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: return of Porkkala (1956) Target entity description: The return of Porkkala in 1956 was a major Cold War–era event in which the Soviet Union handed back a strategically important naval base area to Finland, symbolizing a thaw and partial normalization in Soviet–Finnish relations.
-
A.
Kyösti
Kyösti is a Finnish masculine given name, notably borne by Kyösti Kallio, the fourth President of Finland.
-
B.
Pöytyä
Pöytyä is a rural municipality in southwestern Finland known for its forests, agriculture, and small village communities.
-
C.
Nousiainen
Nousiainen is a small municipality in southwestern Finland known for its rural landscapes and historical significance as one of the country’s early ecclesiastical centers.
-
D.
Vauhallan
Vauhallan is a small commune in the southern suburbs of Paris, located in the Essonne department in the Île-de-France region of northern France.
-
E.
The Finnish Flash
The Finnish Flash is the nickname of Teemu Selänne, a legendary Finnish ice hockey winger renowned for his scoring prowess and speed in the NHL.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Cold War event
ⓘ
diplomatic event ⓘ historical event ⓘ |
| characterizedAs | gesture of goodwill by the Soviet leadership ⓘ |
| context | Khrushchev-era policy shift toward Finland ⓘ |
| countryInvolved |
Finland
ⓘ
Soviet Union ⓘ |
| distanceFrom | Helsinki ⓘ |
| hasCause | Soviet–Finnish negotiations ⓘ |
| hasEffect |
end of Soviet lease of Porkkala naval base
ⓘ
partial normalization of Soviet–Finnish relations ⓘ thaw in Soviet–Finnish relations ⓘ |
| legalBasis |
Moscow Armistice with Finland
ⓘ
surface form:
Moscow Armistice of 1944
|
| legalChange | termination of lease agreement for Porkkala ⓘ |
| location |
Porkkala
NERFINISHED
ⓘ
Southern Finland ⓘ Uusimaa ⓘ |
| militaryRelevance | reduced Soviet control of Gulf of Finland approaches ⓘ |
| partOf | Cold War ⓘ |
| precededBy | Soviet lease of Porkkala (1944–1956) ⓘ |
| relatedTo |
Finlandization
ⓘ
Porkkala Naval Base ⓘ Soviet–Finnish relations ⓘ |
| returnedBy | Soviet Union ⓘ |
| returnedTo | Finland ⓘ |
| significance |
reduced direct Soviet military presence near Helsinki
ⓘ
strengthened Finland’s policy of neutrality ⓘ symbolized increased Finnish sovereignty ⓘ |
| timePeriod |
1956
ⓘ
post–Stalin thaw ⓘ |
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: return of Porkkala (1956) Description of subject: The return of Porkkala in 1956 was a major Cold War–era event in which the Soviet Union handed back a strategically important naval base area to Finland, symbolizing a thaw and partial normalization in Soviet–Finnish relations.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.