Invasion of Poland
E281
The Invasion of Poland was the 1939 German and Soviet military campaign that triggered the start of World War II in Europe.
All labels observed (38)
How this entity was disambiguated
This entity first appeared as the object of triple T1684 — 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: Invasion of Poland Context triple: [World War II, hasPart, Invasion of Poland]
-
A.
World War II
World War II was a global conflict from 1939 to 1945 involving most of the world’s nations, marked by unprecedented destruction, the Holocaust, and the use of atomic weapons, and resulting in a major reshaping of the international order.
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B.
Marshall Plan
The Marshall Plan was a massive U.S.-led economic aid program launched after World War II to rebuild and stabilize war-torn European countries and contain the spread of communism.
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C.
Yalta Conference
The Yalta Conference was a pivotal 1945 World War II meeting where the leaders of the United States, the United Kingdom, and the Soviet Union negotiated the postwar reorganization of Europe and the defeat of Nazi Germany.
-
D.
North Atlantic Treaty
The North Atlantic Treaty is the 1949 founding agreement that created the NATO military alliance, establishing collective defense commitments among Western nations during the early Cold War.
-
E.
Theodor
Theodor "Ted" Nelson is an American pioneer of information technology best known for coining the term "hypertext" and envisioning global hyperlinked document systems.
- 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: Invasion of Poland Target entity description: The Invasion of Poland was the 1939 German and Soviet military campaign that triggered the start of World War II in Europe.
-
A.
World War II
World War II was a global conflict from 1939 to 1945 involving most of the world’s nations, marked by unprecedented destruction, the Holocaust, and the use of atomic weapons, and resulting in a major reshaping of the international order.
-
B.
attack on Pearl Harbor
The attack on Pearl Harbor was the surprise Japanese military strike on the U.S. naval base in Hawaii on December 7, 1941, that led to the United States’ entry into World War II.
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C.
Berlin Airlift
The Berlin Airlift was a massive 1948–1949 Allied operation that supplied West Berlin by air during the Soviet blockade, symbolizing early Cold War tensions and Western resolve.
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D.
Marshall Plan
The Marshall Plan was a massive U.S.-led economic aid program launched after World War II to rebuild and stabilize war-torn European countries and contain the spread of communism.
-
E.
Yalta Conference
The Yalta Conference was a pivotal 1945 World War II meeting where the leaders of the United States, the United Kingdom, and the Soviet Union negotiated the postwar reorganization of Europe and the defeat of Nazi Germany.
- F. None of above. chosen
Statements (49)
| Predicate | Object |
|---|---|
| instanceOf |
campaign of World War II
ⓘ
conflict ⓘ military invasion ⓘ |
| alsoKnownAs |
1939 Defensive War
ⓘ
Fall Weiss ⓘ Invasion of Poland ⓘ
surface form:
Polish Defensive War
September Campaign ⓘ |
| belligerent |
Nazi Germany
ⓘ
Poland ⓘ Slovak Republic (1939–1945) ⓘ Soviet Union ⓘ |
| causeOf |
France declaration of war on Germany
ⓘ
United Kingdom declaration of war on Germany ⓘ |
| continent | Europe ⓘ |
| defender |
Polish Air Force
ⓘ
Polish Army ⓘ |
| endDate | 1939-10-06 ⓘ |
| followedBy |
Battle of France
ⓘ
Operation Weserübung ⓘ
surface form:
German invasion of Denmark and Norway
Phoney War ⓘ |
| frontType | multi-front land and air campaign ⓘ |
| hasParticipant |
Nazi Germany
ⓘ
Poland ⓘ Slovak Republic (1939–1945) ⓘ
surface form:
Slovakia
Soviet Union ⓘ |
| historicalPeriod | 20th century ⓘ |
| justificationUsedByGermany | alleged Polish aggression ⓘ |
| keyEvent |
Battle of Hel
ⓘ
Battle of the Bzura ⓘ German attack on Westerplatte ⓘ Invasion of Poland self-linksurface differs ⓘ
surface form:
Siege of Warsaw (1939)
Invasion of Poland self-linksurface differs ⓘ
surface form:
Soviet invasion of Eastern Poland
|
| legalBasisClaimedByGermany | revision of Treaty of Versailles ⓘ |
| location |
Poland
ⓘ
Second Polish Republic ⓘ |
| mainAttacker |
Luftwaffe
ⓘ
Red Army ⓘ Wehrmacht ⓘ |
| partOf | World War II ⓘ |
| precededBy |
German–Polish Non-Aggression Pact
ⓘ
German–Polish tensions over Danzig ⓘ Gleiwitz incident ⓘ Molotov–Ribbentrop Pact ⓘ |
| result |
German and Soviet victory
ⓘ
occupation of Poland ⓘ partition of Poland ⓘ |
| startDate | 1939-09-01 ⓘ |
| triggered | outbreak of World War II in Europe ⓘ |
| year | 1939 ⓘ |
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: Invasion of Poland Description of subject: The Invasion of Poland was the 1939 German and Soviet military campaign that triggered the start of World War II in Europe.
Referenced by (297)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
German invasion of Poland
this entity surface form:
Polish Defensive War
this entity surface form:
Siege of Warsaw (1939)
this entity surface form:
Soviet invasion of Eastern Poland
this entity surface form:
German invasion of Poland
subject surface form:
European Theater of Operations
this entity surface form:
Soviet occupation of eastern Poland
this entity surface form:
German–Soviet partition of Poland
this entity surface form:
Soviet invasion of Poland
this entity surface form:
German invasion of Poland
this entity surface form:
Polish Defensive War
this entity surface form:
German–Soviet invasion of Poland
this entity surface form:
German invasion of Poland
this entity surface form:
Soviet invasion of Poland
this entity surface form:
Siege of Warsaw (1939)
this entity surface form:
Invasion of Poland (1939)
this entity surface form:
German invasion of Poland
subject surface form:
Western Front (World War II)
this entity surface form:
German invasion of Poland
this entity surface form:
German invasion of Poland
this entity surface form:
German invasion of Poland
this entity surface form:
Invasion of Poland (1939)
this entity surface form:
German invasion of Poland
this entity surface form:
German invasion of Poland
this entity surface form:
German invasion of Poland on 1939-09-01
this entity surface form:
Polish September Campaign
this entity surface form:
German invasion of Poland in 1939