Jack Groetzinger
E881363
Jack Groetzinger is an American entrepreneur best known as a co-founder of the mobile-focused ticket marketplace SeatGeek.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Jack Groetzinger canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T10552764 — 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: Jack Groetzinger Context triple: [SeatGeek, foundedBy, Jack Groetzinger]
-
A.
Paul Groesse
Paul Groesse was an Academy Award–winning Hollywood art director known for his work on classic mid-20th-century films.
-
B.
Frank Teschemacher
Frank Teschemacher was an influential early Chicago jazz clarinetist and saxophonist known for his role in shaping the Chicago style of the 1920s and early 1930s.
-
C.
John Reister
John Reister was an early settler and landowner after whom the community of Reisterstown, Maryland, was named.
-
D.
Albert Benitz
Albert Benitz was a German cinematographer known for his work on numerous films during the early to mid-20th century, including projects associated with Leni Riefenstahl.
-
E.
John Eisendrath
John Eisendrath is a television writer and producer best known for his work on series such as "The Blacklist" and "Alias."
- 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: Jack Groetzinger Target entity description: Jack Groetzinger is an American entrepreneur best known as a co-founder of the mobile-focused ticket marketplace SeatGeek.
-
A.
Paul Groesse
Paul Groesse was an Academy Award–winning Hollywood art director known for his work on classic mid-20th-century films.
-
B.
Frank Teschemacher
Frank Teschemacher was an influential early Chicago jazz clarinetist and saxophonist known for his role in shaping the Chicago style of the 1920s and early 1930s.
-
C.
John Reister
John Reister was an early settler and landowner after whom the community of Reisterstown, Maryland, was named.
-
D.
Albert Benitz
Albert Benitz was a German cinematographer known for his work on numerous films during the early to mid-20th century, including projects associated with Leni Riefenstahl.
-
E.
John Eisendrath
John Eisendrath is a television writer and producer best known for his work on series such as "The Blacklist" and "Alias."
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
businessperson
ⓘ
entrepreneur ⓘ |
| basedIn | New York City ⓘ |
| businessModel |
mobile-first marketplace
ⓘ
online marketplace ⓘ |
| coFounded | SeatGeek ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| educatedAt | Dartmouth College ⓘ |
| employer | SeatGeek ⓘ |
| fieldOfWork |
e-commerce
ⓘ
technology industry ⓘ ticketing industry ⓘ |
| genre | startup founder ⓘ |
| hasBusinessFocus |
consumer technology
ⓘ
marketplaces ⓘ mobile applications ⓘ |
| hasGender | male ⓘ |
| hasRole | co-founder of SeatGeek ⓘ |
| industry |
concert ticketing
ⓘ
live events ⓘ sports ticketing ⓘ |
| knownFor | co-founding SeatGeek ⓘ |
| languageOfWorkOrName | English ⓘ |
| nationality | American ⓘ |
| notableAchievement |
helped grow SeatGeek into a major secondary ticket marketplace
ⓘ
pioneered mobile-focused ticket purchasing experience at SeatGeek ⓘ |
| notableWork | SeatGeek ⓘ |
| occupation | entrepreneur ⓘ |
| positionHeld | chief executive officer of SeatGeek ⓘ |
| workLocation | New York City ⓘ |
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: Jack Groetzinger Description of subject: Jack Groetzinger is an American entrepreneur best known as a co-founder of the mobile-focused ticket marketplace SeatGeek.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.