Dan O'Brien
E330796
Dan O'Brien is a former American decathlete and Olympic gold medalist widely regarded as one of the greatest decathletes in history.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dan O'Brien canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2943176 — 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: Dan O'Brien Context triple: [Ashton Eaton, brokeRecordOf, Dan O'Brien]
-
A.
Kevin O'Connell
Kevin O'Connell is an American football coach and former NFL quarterback who serves as the head coach of the Minnesota Vikings.
-
B.
Patrick Doherty
Patrick Doherty was one of the unarmed civil rights marchers shot and killed by British soldiers during the Bloody Sunday massacre in Derry, Northern Ireland, in 1972.
-
C.
Kevin Tighe
Kevin Tighe is an American actor best known for his role as firefighter-paramedic Roy DeSoto on the television series "Emergency!" and for numerous character roles in film and television.
-
D.
Kevin O'Connor
Kevin O'Connor is an American entrepreneur best known as the co-founder and former CEO of the online advertising company DoubleClick.
-
E.
Mark O’Connor
Mark O’Connor is an American violinist, composer, and fiddler renowned for blending classical, jazz, and American folk traditions, particularly in contemporary string music.
- 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: Dan O'Brien Target entity description: Dan O'Brien is a former American decathlete and Olympic gold medalist widely regarded as one of the greatest decathletes in history.
-
A.
Kevin O'Connell
Kevin O'Connell is an American football coach and former NFL quarterback who serves as the head coach of the Minnesota Vikings.
-
B.
Patrick Doherty
Patrick Doherty was one of the unarmed civil rights marchers shot and killed by British soldiers during the Bloody Sunday massacre in Derry, Northern Ireland, in 1972.
-
C.
Kevin Tighe
Kevin Tighe is an American actor best known for his role as firefighter-paramedic Roy DeSoto on the television series "Emergency!" and for numerous character roles in film and television.
-
D.
Kevin O'Connor
Kevin O'Connor is an American entrepreneur best known as the co-founder and former CEO of the online advertising company DoubleClick.
-
E.
Mark O’Connor
Mark O’Connor is an American violinist, composer, and fiddler renowned for blending classical, jazz, and American folk traditions, particularly in contemporary string music.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
Olympic athlete
ⓘ
Olympic gold medalist ⓘ decathlete ⓘ human ⓘ |
| competedIn |
1996 Summer Olympics
ⓘ
decathlon ⓘ |
| competitionClass | track and field ⓘ |
| continentOfCitizenship | North America ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1966-07-18 ⓘ |
| educatedAt | University of Idaho ⓘ |
| era | 1990s ⓘ |
| familyName | O'Brien ⓘ |
| fieldOfWork | sports ⓘ |
| givenName | Dan ⓘ |
| hasWon | multiple international decathlon titles ⓘ |
| isConsidered | one of the greatest decathletes in history ⓘ |
| languageOfWorkOrName | English ⓘ |
| medalFor |
decathlon at the 1996 Summer Olympics
ⓘ
linked to:
decathlon
|
| memberOfSportsTeam |
United States national athletics team
ⓘ
linked to:
U.S. Olympic track and field team
|
| name | Dan O'Brien ⓘ |
| nationality | American ⓘ |
| notableFor |
setting a world record in the decathlon
ⓘ
winning Olympic gold in decathlon ⓘ |
| occupation |
athlete
ⓘ
decathlete ⓘ |
| OlympicDiscipline | men's decathlon ⓘ |
| placeOfBirth | Portland, Oregon, United States ⓘ |
| representedCountry | United States of America ⓘ |
| residence |
United States
ⓘ
linked to:
United States of America
|
| sexOrGender | male ⓘ |
| sport |
athletics
ⓘ
decathlon ⓘ |
| status | retired athlete ⓘ |
| wonMedal | Olympic gold medal ⓘ |
| wonTitle | World Championships in Athletics gold medal in decathlon ⓘ |
| worldRecordHeldIn | decathlon ⓘ |
| worldRecordStatus | former world record holder in the decathlon ⓘ |
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: Dan O'Brien Description of subject: Dan O'Brien is a former American decathlete and Olympic gold medalist widely regarded as one of the greatest decathletes in history.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.