Wolfgang Grajonca
E120918
American Jew
German emigrant to the United States
Holocaust survivor
concert promoter
human
music industry executive
rock music promoter
Wolfgang Grajonca, better known as Bill Graham, was a legendary rock concert promoter and music industry figure who helped shape the modern live music business in the United States.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Wolfgang Grajonca canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T870835 — 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: Wolfgang Grajonca Context triple: [Bill Graham, alsoKnownAs, Wolfgang Grajonca]
-
A.
Hannes Nikel
Hannes Nikel was a German film editor known for his work on major German and international productions, including the war drama "Stalingrad" (1993).
-
B.
Dietrich Hrabak
Dietrich Hrabak was a German Luftwaffe fighter ace and high-ranking officer during World War II, known for his leadership roles on the Eastern Front.
-
C.
Claudio Fogolin
Claudio Fogolin was an Italian entrepreneur and automotive pioneer best known as one of the founders behind the historic car manufacturer Lancia.
-
D.
Milan Trenc
Milan Trenc is a Croatian illustrator, animator, and filmmaker best known for creating the children's book that inspired the "Night at the Museum" film series.
-
E.
Mario Frick
Mario Frick is a Liechtensteiner politician who served as Prime Minister of Liechtenstein from 1993 to 2001.
- 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: Wolfgang Grajonca Target entity description: Wolfgang Grajonca, better known as Bill Graham, was a legendary rock concert promoter and music industry figure who helped shape the modern live music business in the United States.
-
A.
Hannes Nikel
Hannes Nikel was a German film editor known for his work on major German and international productions, including the war drama "Stalingrad" (1993).
-
B.
Dietrich Hrabak
Dietrich Hrabak was a German Luftwaffe fighter ace and high-ranking officer during World War II, known for his leadership roles on the Eastern Front.
-
C.
Claudio Fogolin
Claudio Fogolin was an Italian entrepreneur and automotive pioneer best known as one of the founders behind the historic car manufacturer Lancia.
-
D.
Milan Trenc
Milan Trenc is a Croatian illustrator, animator, and filmmaker best known for creating the children's book that inspired the "Night at the Museum" film series.
-
E.
Mario Frick
Mario Frick is a Liechtensteiner politician who served as Prime Minister of Liechtenstein from 1993 to 2001.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
American Jew
ⓘ
German emigrant to the United States ⓘ Holocaust survivor ⓘ concert promoter ⓘ human ⓘ music industry executive ⓘ rock music promoter ⓘ |
| activeYearsEnd | 1991 ⓘ |
| activeYearsStart | 1960s ⓘ |
| alsoKnownAs | Bill Graham ⓘ |
| birthName | Wolfgang Grajonca ⓘ |
| burialPlace |
Eternal Home Cemetery, Colma, California, United States
ⓘ
linked to:
Eternal Home Cemetery, Colma, California
|
| causeOfDeath | helicopter crash ⓘ |
| childhoodExperience | escaped Nazi Germany as a child refugee ⓘ |
| countryOfBirth | Germany ⓘ |
| dateOfBirth | 1931-01-08 ⓘ |
| dateOfDeath | 1991-10-25 ⓘ |
| emigratedTo |
United States
ⓘ
linked to:
United States of America
|
| ethnicity | Jewish ⓘ |
| familyName | Grajonca ⓘ |
| founded | Bill Graham Presents ⓘ |
| genre | rock music ⓘ |
| givenName | Wolfgang ⓘ |
| honor |
inducted into the Rock and Roll Hall of Fame (non-performer category)
ⓘ
posthumous recognition as a pioneering concert promoter ⓘ |
| knownFor |
Fillmore Auditorium
ⓘ
Fillmore East ⓘ Fillmore West ⓘ |
| nationality |
American
ⓘ
German ⓘ |
| notableFor |
promoting rock concerts in the 1960s and 1970s
ⓘ
shaping the modern live music business in the United States ⓘ |
| occupation |
concert promoter
ⓘ
impresario ⓘ music industry executive ⓘ |
| organized |
large-scale benefit concerts
ⓘ
rock concerts at the Fillmore venues ⓘ |
| placeOfBirth |
Berlin, Germany
ⓘ
linked to:
Berlin
|
| placeOfDeath |
Vallejo, California, United States
ⓘ
linked to:
Vallejo
|
| religion | Judaism ⓘ |
| residence |
New York City, New York, United States
ⓘ
linked to:
New York City
San Francisco, California, United States ⓘ
linked to:
San Francisco
|
| workedWith |
Grateful Dead
ⓘ
Janis Joplin ⓘ Jefferson Airplane ⓘ Santana ⓘ
linked to:
Santana (band)
The Rolling Stones ⓘ |
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: Wolfgang Grajonca Description of subject: Wolfgang Grajonca, better known as Bill Graham, was a legendary rock concert promoter and music industry figure who helped shape the modern live music business in the United States.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.