Sakhalin–Kuril Exchange
E595244
The Sakhalin–Kuril Exchange is the common name for the 1875 Treaty of Saint Petersburg between Japan and Russia, which settled territorial disputes by redefining control over Sakhalin and the Kuril Islands.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sakhalin–Kuril Exchange canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T6456181 — 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: Sakhalin–Kuril Exchange Context triple: [Treaty of Saint Petersburg (1875), alsoKnownAs, Sakhalin–Kuril Exchange]
-
A.
Soviet occupation of Kuril Islands
The Soviet occupation of the Kuril Islands was the post–World War II takeover and continued control of the Kuril archipelago by the Soviet Union, which led to a long-standing territorial dispute with Japan.
-
B.
Soviet–Japanese border conflicts
The Soviet–Japanese border conflicts were a series of undeclared military clashes between the Soviet Union (with Mongolia) and Imperial Japan (with Manchukuo) along the Manchurian–Mongolian frontier in the late 1930s, culminating in the large-scale Battle of Khalkhin Gol.
-
C.
Sakhalin invasion
The Sakhalin invasion was a 1905 Japanese military campaign in the Russo-Japanese War in which Japan seized control of Russia’s Sakhalin Island.
-
D.
Kuril straits
The Kuril Straits are a series of narrow sea passages between the Kuril Islands that form an important maritime route between the Sea of Okhotsk and the North Pacific Ocean.
-
E.
Soviet occupation of southern Sakhalin
The Soviet occupation of southern Sakhalin was the 1945 takeover and annexation of the southern half of Sakhalin Island from Japan by the Soviet Union at the end of World War II, reshaping control of the region in the postwar settlement.
- 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: Sakhalin–Kuril Exchange Target entity description: The Sakhalin–Kuril Exchange is the common name for the 1875 Treaty of Saint Petersburg between Japan and Russia, which settled territorial disputes by redefining control over Sakhalin and the Kuril Islands.
-
A.
Soviet occupation of Kuril Islands
The Soviet occupation of the Kuril Islands was the post–World War II takeover and continued control of the Kuril archipelago by the Soviet Union, which led to a long-standing territorial dispute with Japan.
-
B.
Soviet–Japanese border conflicts
The Soviet–Japanese border conflicts were a series of undeclared military clashes between the Soviet Union (with Mongolia) and Imperial Japan (with Manchukuo) along the Manchurian–Mongolian frontier in the late 1930s, culminating in the large-scale Battle of Khalkhin Gol.
-
C.
Sakhalin invasion
The Sakhalin invasion was a 1905 Japanese military campaign in the Russo-Japanese War in which Japan seized control of Russia’s Sakhalin Island.
-
D.
Kuril straits
The Kuril Straits are a series of narrow sea passages between the Kuril Islands that form an important maritime route between the Sea of Okhotsk and the North Pacific Ocean.
-
E.
Soviet occupation of southern Sakhalin
The Soviet occupation of southern Sakhalin was the 1945 takeover and annexation of the southern half of Sakhalin Island from Japan by the Soviet Union at the end of World War II, reshaping control of the region in the postwar settlement.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
historical treaty
ⓘ
territorial exchange ⓘ |
| alsoKnownAs |
1875 Treaty of Saint Petersburg between Japan and Russia
NERFINISHED
ⓘ
Treaty of Saint Petersburg (1875) NERFINISHED ⓘ |
| category |
1875 in international relations
ⓘ
Boundary treaties ⓘ Treaties of the Empire of Japan ⓘ Treaties of the Russian Empire ⓘ |
| chronology | 19th-century treaty between Japan and Russia ⓘ |
| city |
St. Petersburg
ⓘ
surface form:
Saint Petersburg
|
| country |
Japan
ⓘ
Russia ⓘ |
| dateSigned | 1875-05-07 ⓘ |
| hasEffectOn | Japan–Russia relations ⓘ |
| historicalContext | Russo–Japanese territorial negotiations in the 19th century ⓘ |
| historicalPeriod | Meiji era NERFINISHED ⓘ |
| language |
French
ⓘ
Japanese ⓘ Russian ⓘ |
| legalForm | international treaty ⓘ |
| locationSigned | Saint Petersburg NERFINISHED ⓘ |
| namedAfter | Saint Petersburg NERFINISHED ⓘ |
| precedes | Treaty of Portsmouth NERFINISHED ⓘ |
| redefinedControlOver |
Kuril Islands
NERFINISHED
ⓘ
Sakhalin NERFINISHED ⓘ |
| region |
Far East
NERFINISHED
ⓘ
North Pacific NERFINISHED ⓘ |
| resolved | territorial disputes between Japan and Russia in the North Pacific ⓘ |
| resultedIn |
Japanese sovereignty over the Kuril Islands
ⓘ
full Russian control over Sakhalin ⓘ |
| signatory |
Empire of Japan
NERFINISHED
ⓘ
Russian Empire NERFINISHED ⓘ |
| signedBy |
representatives of the Empire of Japan
ⓘ
representatives of the Russian Empire ⓘ |
| subject |
Kuril archipelago
NERFINISHED
ⓘ
Sakhalin Island NERFINISHED ⓘ |
| topic |
border delimitation
ⓘ
territorial sovereignty ⓘ |
| yearSigned | 1875 ⓘ |
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: Sakhalin–Kuril Exchange Description of subject: The Sakhalin–Kuril Exchange is the common name for the 1875 Treaty of Saint Petersburg between Japan and Russia, which settled territorial disputes by redefining control over Sakhalin and the Kuril Islands.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Treaty of Saint Petersburg (1875)