Mark Esper
E521807
Mark Esper is an American defense official and former U.S. Secretary of Defense who served under President Donald Trump.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Mark Esper canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T5430390 — 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 Esper Context triple: [Trump administration, cabinetMember, Mark Esper]
-
A.
Mike Pompeo
Mike Pompeo is an American politician and former Director of the CIA who served as U.S. Secretary of State under President Donald Trump.
-
B.
Antony Blinken
Antony Blinken is an American diplomat and foreign policy official who has served in multiple senior U.S. national security roles, including as Secretary of State under President Joe Biden.
-
C.
Brian Deese
Brian Deese is an American economic policy advisor who served as a key White House official under President Barack Obama, playing a central role in the administration’s response to the financial crisis and later directing the National Economic Council under President Joe Biden.
-
D.
Michael Froman
Michael Froman is an American lawyer and trade official who served as the U.S. Trade Representative under President Barack Obama.
-
E.
Ashton Carter
Ashton Carter was an American physicist and public servant who served as the 25th U.S. Secretary of Defense under President Barack Obama.
- 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 Esper Target entity description: Mark Esper is an American defense official and former U.S. Secretary of Defense who served under President Donald Trump.
-
A.
Mike Pompeo
Mike Pompeo is an American politician and former Director of the CIA who served as U.S. Secretary of State under President Donald Trump.
-
B.
Antony Blinken
Antony Blinken is an American diplomat and foreign policy official who has served in multiple senior U.S. national security roles, including as Secretary of State under President Joe Biden.
-
C.
Brian Deese
Brian Deese is an American economic policy advisor who served as a key White House official under President Barack Obama, playing a central role in the administration’s response to the financial crisis and later directing the National Economic Council under President Joe Biden.
-
D.
Michael Froman
Michael Froman is an American lawyer and trade official who served as the U.S. Trade Representative under President Barack Obama.
-
E.
Ashton Carter
Ashton Carter was an American physicist and public servant who served as the 25th U.S. Secretary of Defense under President Barack Obama.
- F. None of above. chosen
Statements (38)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
politician ⓘ |
| appointedBy | Donald Trump ⓘ |
| boardMemberOf |
Atlantic Council (former or advisory role)
ⓘ
linked to:
Atlantic Council
|
| conflict | Gulf War ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| educatedAt |
George Washington University
ⓘ
Harvard Kennedy School ⓘ United States Military Academy ⓘ |
| employer |
Raytheon
ⓘ
linked to:
Raytheon Company
|
| familyName | Esper ⓘ |
| fieldOfWork |
defense policy
ⓘ
national security ⓘ public administration ⓘ |
| genre | political memoir ⓘ |
| givenName | Mark ⓘ |
| hasHonor | military decorations from United States Army ⓘ |
| languageSpoken | English ⓘ |
| memberOfPoliticalParty | Republican Party ⓘ |
| militaryBranch | United States Army ⓘ |
| notableFor | serving as U.S. Secretary of Defense under President Donald Trump ⓘ |
| notableWork | A Sacred Oath ⓘ |
| occupation |
corporate executive
ⓘ
lobbyist ⓘ military officer ⓘ politician ⓘ |
| officeEnd | as United States Secretary of Defense, November 2020 ⓘ |
| officeStart |
as United States Secretary of Defense, July 2019
ⓘ
as United States Secretary of the Army, November 2017 ⓘ |
| positionHeld |
United States National Security official
ⓘ
United States Secretary of Defense ⓘ United States Secretary of the Army ⓘ
linked to:
Secretary of the Army
|
| religion |
Christianity (commonly associated, not publicly emphasized)
ⓘ
linked to:
Christianity
|
| residence | United States of America ⓘ |
| serviceNumberOrRank | officer ⓘ |
| sexOrGender | male ⓘ |
| spouse | Cathleen Esper (commonly reported) ⓘ |
| workLocation | 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 Esper Description of subject: Mark Esper is an American defense official and former U.S. Secretary of Defense who served under President Donald Trump.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.