Mark Felt
E23266
Mark Felt was the former FBI associate director who secretly served as the key Watergate informant known as "Deep Throat," helping expose the Nixon administration's misconduct.
All labels observed (5)
| Label | Occurrences |
|---|---|
| Mark Felt canonical | 20 |
| W. Mark Felt | 2 |
| Mark Felt: The Man Who Brought Down the White House | 1 |
| William Mark Felt | 1 |
| William Mark Felt Sr. | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T78241 — 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: Mark Felt Context triple: [Watergate scandal, involves, Mark Felt]
-
A.
H. R. Haldeman
H. R. Haldeman was a powerful and influential aide to President Richard Nixon, best known for his central role in the Watergate scandal.
-
B.
Bob Woodward
Bob Woodward is an American investigative journalist and author best known for his reporting on the Watergate scandal for The Washington Post, which helped lead to President Richard Nixon’s resignation.
-
C.
Jeffrey Wigand
Jeffrey Wigand is an American former tobacco executive turned whistleblower who exposed health risks and corporate misconduct in the cigarette industry, most famously depicted in the film "The Insider."
-
D.
J. Edgar Hoover
J. Edgar Hoover was the long-serving and controversial first Director of the FBI, known for shaping modern American law enforcement and for his extensive domestic intelligence operations.
-
E.
Edward Snowden
Edward Snowden is a former National Security Agency contractor who became internationally known in 2013 for leaking classified documents revealing global mass surveillance programs.
- 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: Mark Felt Target entity description: Mark Felt was the former FBI associate director who secretly served as the key Watergate informant known as "Deep Throat," helping expose the Nixon administration's misconduct.
-
A.
H. R. Haldeman
H. R. Haldeman was a powerful and influential aide to President Richard Nixon, best known for his central role in the Watergate scandal.
-
B.
Bob Woodward
Bob Woodward is an American investigative journalist and author best known for his reporting on the Watergate scandal for The Washington Post, which helped lead to President Richard Nixon’s resignation.
-
C.
Jeffrey Wigand
Jeffrey Wigand is an American former tobacco executive turned whistleblower who exposed health risks and corporate misconduct in the cigarette industry, most famously depicted in the film "The Insider."
-
D.
J. Edgar Hoover
J. Edgar Hoover was the long-serving and controversial first Director of the FBI, known for shaping modern American law enforcement and for his extensive domestic intelligence operations.
-
E.
Edward Snowden
Edward Snowden is a former National Security Agency contractor who became internationally known in 2013 for leaking classified documents revealing global mass surveillance programs.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
FBI official
ⓘ
Watergate scandal figure ⓘ human ⓘ whistleblower ⓘ |
| alias | Deep Throat ⓘ |
| authorOf | The FBI Pyramid: From the Inside ⓘ |
| birthDate | 1913-08-17 ⓘ |
| birthPlace |
Twin Falls, Idaho, United States
ⓘ
linked to:
Twin Falls, Idaho
|
| burialPlace | Santa Rosa Memorial Park ⓘ |
| causeOfDeath | heart failure ⓘ |
| chargeOrConviction | unauthorized disclosure of FBI information ⓘ |
| child | Joan Felt ⓘ |
| conflict | World War II ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| deathDate | 2008-12-18 ⓘ |
| deathPlace |
Santa Rosa, California, United States
ⓘ
linked to:
Santa Rosa
|
| educatedAt |
George Washington University Law School
ⓘ
linked to:
George Washington University
University of Idaho ⓘ |
| employer | Federal Bureau of Investigation ⓘ |
| event | Watergate scandal ⓘ |
| familyName | Felt ⓘ |
| fieldOfStudy | law ⓘ |
| fullName |
William Mark Felt Sr.
ⓘ
linked to:
Mark Felt
|
| genreOfWork | memoir ⓘ |
| givenName |
Mark
ⓘ
William ⓘ |
| memberOf |
Federal Bureau of Investigation leadership
ⓘ
linked to:
Federal Bureau of Investigation
|
| militaryBranch | United States Army Air Forces ⓘ |
| notableFor |
being the secret Watergate informant "Deep Throat"
ⓘ
role in exposing misconduct in the Nixon administration ⓘ |
| numberOfChildren | 2 ⓘ |
| occupation |
civil servant
ⓘ
law enforcement officer ⓘ |
| pardonDate | 1981-03-26 ⓘ |
| pardonGrantedBy | Ronald Reagan ⓘ |
| politicalAffiliation |
Republican Party (United States)
ⓘ
linked to:
Republican Party
|
| portrayedBy |
Hal Holbrook
ⓘ
Liam Neeson ⓘ |
| positionHeld | Associate Director of the Federal Bureau of Investigation ⓘ |
| religion | Lutheranism ⓘ |
| spouse | Audrey Robinson Felt ⓘ |
| subjectOf |
All the President's Men
ⓘ
linked to:
film "All the President’s Men"
Mark Felt: The Man Who Brought Down the White House ⓘ
linked to:
Mark Felt
|
| workLocation |
FBI Headquarters
ⓘ
linked to:
J. Edgar Hoover Building
Washington, D.C. ⓘ |
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: Mark Felt Description of subject: Mark Felt was the former FBI associate director who secretly served as the key Watergate informant known as "Deep Throat," helping expose the Nixon administration's misconduct.
Referenced by (25)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Mark Felt
subject linked to:
Felt
subject linked to:
Felt
linked to: Mark Felt
subject linked to:
Santa Rosa Memorial Park
subject linked to:
Audrey Robinson Felt
subject linked to:
Joan Felt
linked to: Mark Felt