Harald Jäger
E307154
Harald Jäger is a former East German border officer best known for his pivotal role in opening the Bornholmer Strasse crossing during the fall of the Berlin Wall in 1989.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Harald Jäger canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1439380 — 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: Harald Jäger Context triple: [Bornholmer Strasse crossing, notablePersonInvolved, Harald Jäger]
-
A.
Olaf Kölzig
Olaf Kölzig is a former German-Canadian NHL goaltender best known for his long, standout career with the Washington Capitals, including winning the Vezina Trophy in 2000.
-
B.
Andreas Hügerich
Andreas Hügerich is a German local politician who serves as the mayor of the town of Lichtenfels in Bavaria.
-
C.
Heinz Ewald
Heinz Ewald was a German Luftwaffe fighter ace of World War II, credited with numerous aerial victories on the Eastern Front.
-
D.
Johannes Popitz
Johannes Popitz was a German lawyer, conservative politician, and high-ranking finance official who served as Prussian finance minister and later became involved in resistance circles against the Nazi regime.
-
E.
Reinhard Brundig
Reinhard Brundig is a German film producer known for his work on independent and art-house films, including Jim Jarmusch’s "Only Lovers Left Alive."
- 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: Harald Jäger Target entity description: Harald Jäger is a former East German border officer best known for his pivotal role in opening the Bornholmer Strasse crossing during the fall of the Berlin Wall in 1989.
-
A.
Olaf Kölzig
Olaf Kölzig is a former German-Canadian NHL goaltender best known for his long, standout career with the Washington Capitals, including winning the Vezina Trophy in 2000.
-
B.
Andreas Hügerich
Andreas Hügerich is a German local politician who serves as the mayor of the town of Lichtenfels in Bavaria.
-
C.
Heinz Ewald
Heinz Ewald was a German Luftwaffe fighter ace of World War II, credited with numerous aerial victories on the Eastern Front.
-
D.
Johannes Popitz
Johannes Popitz was a German lawyer, conservative politician, and high-ranking finance official who served as Prussian finance minister and later became involved in resistance circles against the Nazi regime.
-
E.
Reinhard Brundig
Reinhard Brundig is a German film producer known for his work on independent and art-house films, including Jim Jarmusch’s "Only Lovers Left Alive."
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
East German person
ⓘ
border officer ⓘ human ⓘ |
| afterCareer | former border officer ⓘ |
| associatedWith |
Berlin Wall
ⓘ
Bornholmer Straße ⓘ
linked to:
Bornholmer Strasse
German reunification process ⓘ |
| countryOfCitizenship |
German Democratic Republic
ⓘ
linked to:
East Germany
Germany ⓘ |
| dateOfEventCommand | 1989-11-09 ⓘ |
| employer |
East German border troops
ⓘ
linked to:
East German border guards
Grenztruppen der DDR ⓘ
linked to:
East German border guards
|
| hasRole | checkpoint commander ⓘ |
| historicalSignificance | contributed to the first opening of a Berlin Wall crossing on the night of 9 November 1989 ⓘ |
| languageSpoken | German ⓘ |
| madeDecision | to open the Bornholmer Straße border crossing without clear higher authorization ⓘ |
| mediaAppearance |
German television programs about 1989
ⓘ
international news reports on the Berlin Wall anniversary ⓘ |
| militaryBranch |
Grenztruppen der DDR
ⓘ
linked to:
East German border guards
|
| name | Harald Jäger ⓘ |
| notableAction |
allowed East German citizens to cross into West Berlin
ⓘ
ordered guards to stop stamping passports and let people pass freely ⓘ |
| notableFor |
opening the Bornholmer Straße border crossing on 9 November 1989
ⓘ
role in the fall of the Berlin Wall ⓘ |
| occupation | border officer ⓘ |
| participantIn |
events of 9 November 1989 in Berlin
ⓘ
fall of the Berlin Wall ⓘ |
| placeOfWork |
Berlin
ⓘ
Bornholmer Straße border crossing ⓘ
linked to:
Bornholmer Strasse crossing
|
| politicalContext |
collapse of the East German government
ⓘ
end of communist rule in East Germany ⓘ |
| positionHeld | officer in charge at Bornholmer Straße border crossing ⓘ |
| reasonForNotability | first border officer to open a Berlin Wall crossing on 9 November 1989 ⓘ |
| residence | East Berlin ⓘ |
| subjectOf |
documentaries on the opening of the Berlin Wall
ⓘ
interviews about the fall of the Berlin Wall ⓘ |
| timePeriod |
Cold War
ⓘ
late 20th century ⓘ |
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: Harald Jäger Description of subject: Harald Jäger is a former East German border officer best known for his pivotal role in opening the Bornholmer Strasse crossing during the fall of the Berlin Wall in 1989.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.