German attack on Westerplatte
E9186
The German attack on Westerplatte was the opening military engagement of World War II in Europe, where German forces assaulted a Polish military transit depot near Gdańsk in early September 1939.
All labels observed (8)
How this entity was disambiguated
This entity first appeared as the object of triple T14059 — 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: German attack on Westerplatte Context triple: [Invasion of Poland, keyEvent, German attack on Westerplatte]
-
A.
Invasion of Poland
The Invasion of Poland was the 1939 German and Soviet military campaign that triggered the start of World War II in Europe.
-
B.
Operation Weserübung
Operation Weserübung was Nazi Germany’s 1940 military campaign to invade and occupy Denmark and Norway during World War II.
-
C.
Gleiwitz incident
The Gleiwitz incident was a staged 1939 false-flag attack by Nazi Germany on a German radio station, used as propaganda to justify the invasion of Poland and the start of World War II.
-
D.
Battle of Narvik
The Battle of Narvik was a 1940 World War II campaign in northern Norway involving fierce naval and land fighting between German and Allied forces over control of the strategically vital ice-free port of Narvik.
-
E.
Operation Sea Lion
Operation Sea Lion was Nazi Germany’s planned but never-executed amphibious invasion of Great Britain during World War II.
- 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: German attack on Westerplatte Target entity description: The German attack on Westerplatte was the opening military engagement of World War II in Europe, where German forces assaulted a Polish military transit depot near Gdańsk in early September 1939.
-
A.
Invasion of Poland
The Invasion of Poland was the 1939 German and Soviet military campaign that triggered the start of World War II in Europe.
-
B.
Operation Weserübung
Operation Weserübung was Nazi Germany’s 1940 military campaign to invade and occupy Denmark and Norway during World War II.
-
C.
Gleiwitz incident
The Gleiwitz incident was a staged 1939 false-flag attack by Nazi Germany on a German radio station, used as propaganda to justify the invasion of Poland and the start of World War II.
-
D.
Battle of Narvik
The Battle of Narvik was a 1940 World War II campaign in northern Norway involving fierce naval and land fighting between German and Allied forces over control of the strategically vital ice-free port of Narvik.
-
E.
Operation Sea Lion
Operation Sea Lion was Nazi Germany’s planned but never-executed amphibious invasion of Great Britain during World War II.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
battle
ⓘ
military engagement ⓘ |
| beganWith | naval bombardment by Schleswig-Holstein ⓘ |
| commemoratedBy | Westerplatte Monument in Gdańsk ⓘ |
| followedBy | wider German advances into Poland ⓘ |
| hasAlternativeName |
German attack on Westerplatte
ⓘ
surface form:
Assault on Westerplatte
German attack on Westerplatte ⓘ
surface form:
Battle of Westerplatte
|
| hasAttackingForceType | German land, sea, and air forces ⓘ |
| hasBelligerent |
Nazi Germany
ⓘ
Second Polish Republic ⓘ |
| hasCasualties |
German attackers killed and wounded
ⓘ
Polish defenders killed and wounded ⓘ |
| hasCommander |
Friedrich Eberhardt
ⓘ
Gustav Kleikamp ⓘ Heinrich von Lehmann-Willenbrock ⓘ |
| hasContext |
Invasion of Poland
ⓘ
surface form:
German invasion of Poland launched on 1 September 1939
|
| hasCountryInvolved |
Germany
ⓘ
Poland ⓘ |
| hasDate | 1939-09-01 ⓘ |
| hasDefensiveForceType | Polish coastal defense garrison ⓘ |
| hasDefensivePosition | fortified Polish depot and guardhouses ⓘ |
| hasDuration | 7 days ⓘ |
| hasEndDate | 1939-09-07 ⓘ |
| hasForcesInvolved |
German Army units
ⓘ
German Luftwaffe units ⓘ German naval forces ⓘ Polish garrison of approximately 180 soldiers ⓘ |
| hasLocation |
Free City of Danzig
ⓘ
German attack on Westerplatte self-linksurface differs ⓘ
surface form:
Westerplatte
near Gdańsk ⓘ |
| hasOpposingCommander |
Franciszek Dąbrowski
ⓘ
Henryk Sucharski ⓘ |
| hasOutcome | German victory ⓘ |
| hasResult | surrender of Polish garrison ⓘ |
| hasSignificance |
opening battle of World War II in Europe
ⓘ
symbol of Polish resistance ⓘ |
| hasStartDate | 1939-09-01 ⓘ |
| hasTarget |
German attack on Westerplatte
self-linksurface differs
ⓘ
surface form:
Polish Military Transit Depot on Westerplatte
|
| hasTheater | European theatre of World War II ⓘ |
| isRememberedFor | prolonged defense against overwhelming odds ⓘ |
| partOf |
Invasion of Poland
ⓘ
World War II ⓘ |
| precededBy | political crisis over Danzig and the Polish Corridor ⓘ |
| tookPlaceIn | Baltic Sea coast region ⓘ |
| usedShip | German battleship Schleswig-Holstein ⓘ |
| usedWeapon |
air bombardment
ⓘ
field artillery ⓘ naval artillery ⓘ |
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: German attack on Westerplatte Description of subject: The German attack on Westerplatte was the opening military engagement of World War II in Europe, where German forces assaulted a Polish military transit depot near Gdańsk in early September 1939.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Battle of Westerplatte
this entity surface form:
Battle of Westerplatte
this entity surface form:
Battle of Westerplatte
German attack on Westerplatte
→
hasLocation
→
German attack on Westerplatte
self-linksurface differs
ⓘ
this entity surface form:
Westerplatte
German attack on Westerplatte
→
hasTarget
→
German attack on Westerplatte
self-linksurface differs
ⓘ
this entity surface form:
Polish Military Transit Depot on Westerplatte
this entity surface form:
Battle of Westerplatte
this entity surface form:
Assault on Westerplatte
this entity surface form:
Battle of Westerplatte
this entity surface form:
Battle of Westerplatte
this entity surface form:
Battle of Westerplatte
this entity surface form:
Battle of Westerplatte
this entity surface form:
Polish Army defenders of Westerplatte
this entity surface form:
defense of Westerplatte
this entity surface form:
defense of Westerplatte
this entity surface form:
Defense of Westerplatte
this entity surface form:
Battle of Westerplatte
subject surface form:
Westerplatte Monument
this entity surface form:
Battle of Westerplatte
this entity surface form:
Battle of Westerplatte
this entity surface form:
Battle of Westerplatte
subject surface form:
Henryk Sucharski
this entity surface form:
defense of Westerplatte
subject surface form:
Henryk Sucharski
this entity surface form:
Battle of Westerplatte
this entity surface form:
Defense of Westerplatte