United States Secretary of Defense, Barack Obama
E1196322
UNEXPLORED
Barack Obama is the 44th president of the United States, who served from 2009 to 2017 as the nation’s first African American commander-in-chief.
All labels observed (1)
| Label | Occurrences |
|---|---|
| United States Secretary of Defense, Barack Obama canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T16126065 — 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: United States Secretary of Defense, Barack Obama Context triple: [Leon E. Panetta, appointedBy, United States Secretary of Defense, Barack Obama]
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A.
Robert M. Gates
Robert M. Gates is an American statesman and intelligence expert who served as U.S. Secretary of Defense under Presidents George W. Bush and Barack Obama and previously as Director of Central Intelligence.
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B.
Donald Rumsfeld
Donald Rumsfeld was an American politician and businessman best known for serving twice as U.S. Secretary of Defense, including during the George W. Bush administration and the Iraq War.
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C.
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.
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D.
Colin Powell (U.S. Joint Chiefs of Staff)
Colin Powell was a four-star U.S. Army general and statesman who served as Chairman of the Joint Chiefs of Staff and later as Secretary of State, playing a central leadership role in U.S. military and foreign policy at the end of the 20th century.
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E.
Michael Mullen
Michael Mullen is a retired United States Navy admiral who served as the 17th Chairman of the Joint Chiefs of Staff, the highest-ranking officer in the U.S. Armed Forces.
- 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: United States Secretary of Defense, Barack Obama Target entity description: Barack Obama is the 44th president of the United States, who served from 2009 to 2017 as the nation’s first African American commander-in-chief.
-
A.
Robert M. Gates
Robert M. Gates is an American statesman and intelligence expert who served as U.S. Secretary of Defense under Presidents George W. Bush and Barack Obama and previously as Director of Central Intelligence.
-
B.
Donald Rumsfeld
Donald Rumsfeld was an American politician and businessman best known for serving twice as U.S. Secretary of Defense, including during the George W. Bush administration and the Iraq War.
-
C.
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.
-
D.
Colin Powell (U.S. Joint Chiefs of Staff)
Colin Powell was a four-star U.S. Army general and statesman who served as Chairman of the Joint Chiefs of Staff and later as Secretary of State, playing a central leadership role in U.S. military and foreign policy at the end of the 20th century.
-
E.
Michael Mullen
Michael Mullen is a retired United States Navy admiral who served as the 17th Chairman of the Joint Chiefs of Staff, the highest-ranking officer in the U.S. Armed Forces.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.