Polish–German border
E150838
The Polish–German border is the international boundary separating Poland and Germany, largely following the Oder–Neisse line established after World War II.
All labels observed (11)
How this entity was disambiguated
This entity first appeared as the object of triple T1320720 — 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: Polish–German border Context triple: [Oder River, borderSection, Polish–German border]
-
A.
Polish–Slovak border
The Polish–Slovak border is the international boundary running mainly through the Carpathian Mountains that separates Poland from Slovakia in Central Europe.
-
B.
German-Czech border
The German-Czech border is an international boundary in Central Europe that largely follows natural features such as the Ore Mountains, separating Germany from the Czech Republic.
-
C.
inner German border
The inner German border was the heavily fortified frontier that separated East and West Germany during the Cold War, symbolizing the division of Europe.
-
D.
Czechoslovakia–West Germany border
The Czechoslovakia–West Germany border was a heavily fortified Cold War frontier separating the communist Eastern Bloc from democratic Western Europe.
-
E.
Hungary–Austria border
The Hungary–Austria border is a historically significant Central European frontier that once formed part of the Cold War divide between the communist Eastern Bloc and the Western world.
- 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: Polish–German border Target entity description: The Polish–German border is the international boundary separating Poland and Germany, largely following the Oder–Neisse line established after World War II.
-
A.
Polish–Slovak border
The Polish–Slovak border is the international boundary running mainly through the Carpathian Mountains that separates Poland from Slovakia in Central Europe.
-
B.
German-Czech border
The German-Czech border is an international boundary in Central Europe that largely follows natural features such as the Ore Mountains, separating Germany from the Czech Republic.
-
C.
inner German border
The inner German border was the heavily fortified frontier that separated East and West Germany during the Cold War, symbolizing the division of Europe.
-
D.
Czechoslovakia–West Germany border
The Czechoslovakia–West Germany border was a heavily fortified Cold War frontier separating the communist Eastern Bloc from democratic Western Europe.
-
E.
Hungary–Austria border
The Hungary–Austria border is a historically significant Central European frontier that once formed part of the Cold War divide between the communist Eastern Bloc and the Western world.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
international border
ⓘ
state border ⓘ |
| currentStatus |
fully demarcated
ⓘ
internationally recognized ⓘ |
| definedBy |
Polish–German border
self-linksurface differs
ⓘ
surface form:
Oder–Neisse line
|
| enteredIntoForceWith |
German–Polish Border Treaty (1990)
ⓘ
Treaty of Warsaw (1970) ⓘ Treaty of Zgorzelec ⓘ |
| establishedAfter | World War II ⓘ |
| follows |
Polish–German border
self-linksurface differs
ⓘ
surface form:
Oder–Neisse line
|
| hasBorderCity |
Frankfurt (Oder)
ⓘ
Guben ⓘ Gubin ⓘ Görlitz ⓘ Kostrzyn nad Odrą ⓘ Küstrin ⓘ
surface form:
Küstrin-Kietz
Słubice ⓘ Zgorzelec ⓘ Świnoujście ⓘ |
| hasBorderRiver |
Lusatian Neisse
ⓘ
Oder River ⓘ |
| hasCrossBorderCooperationRegion |
Euroregion Neisse-Nisa-Nysa
ⓘ
Euroregion Pro Europa Viadrina ⓘ Pomerania Euroregion ⓘ |
| hasHistoricalContext |
Polish–German border
self-linksurface differs
ⓘ
surface form:
Oder–Neisse line controversy
expulsion of Germans after World War II ⓘ post-World War II territorial changes of Poland ⓘ |
| hasTerminusNear |
Dreiländereck Germany-Czech Republic-Austria
ⓘ
surface form:
Czech Republic tripoint
Świnoujście on the Baltic Sea ⓘ |
| hasTripointWith |
Baltic Sea
ⓘ
surface form:
Baltic Sea maritime boundary
Czech Republic ⓘ |
| isLandBorderBetween |
Germany
ⓘ
surface form:
Federal Republic of Germany
Republic of Poland ⓘ |
| isSchengenBorderSince | 2007 ⓘ |
| locatedIn | Central Europe ⓘ |
| openedForPassportFreeTravelIn | 2007 ⓘ |
| partOf |
European Union internal borders
ⓘ
Schengen Area ⓘ
surface form:
Schengen Area internal borders
|
| recognizedBy |
West Germany
ⓘ
surface form:
Federal Republic of Germany
East Germany ⓘ
surface form:
German Democratic Republic
Polish People’s Republic ⓘ
surface form:
People's Republic of Poland
|
| replaced | former German–Polish border of the Second Polish Republic ⓘ |
| separates |
Germany
ⓘ
Poland ⓘ |
| touchesSea | Baltic Sea ⓘ |
| wasHeavilyFortifiedDuring | Cold War ⓘ |
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: Polish–German border Description of subject: The Polish–German border is the international boundary separating Poland and Germany, largely following the Oder–Neisse line established after World War II.
Referenced by (22)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Oder–Neisse line
this entity surface form:
German-Polish border
this entity surface form:
Oder–Neisse line
this entity surface form:
Oder–Neisse line
this entity surface form:
Oder–Neisse line
this entity surface form:
Oder–Neisse line
this entity surface form:
Oder–Neisse line controversy
this entity surface form:
German-Polish border
this entity surface form:
Oder–Neisse line
this entity surface form:
Oder–Neisse system
this entity surface form:
German-Polish border at Görlitz–Zgorzelec
this entity surface form:
German–Polish border
this entity surface form:
Germany–Poland border
this entity surface form:
Oder–Neisse line
this entity surface form:
German–Polish border
this entity surface form:
Oder–Neisse line
this entity surface form:
German-Polish border on Usedom
this entity surface form:
Oder–Neisse line de facto