Dallas police officer M.N. McDonald
E648697
Dallas police officer M.N. McDonald was the officer who apprehended Lee Harvey Oswald shortly after the assassination of President John F. Kennedy in 1963.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Dallas police officer M.N. McDonald canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7198989 — 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: Dallas police officer M.N. McDonald Context triple: [Arrest of Lee Harvey Oswald, hasParticipant, Dallas police officer M.N. McDonald]
-
A.
LAPD officer Rafael Pérez
LAPD officer Rafael Pérez was a central figure in the Rampart scandal, whose corruption and subsequent cooperation with investigators exposed widespread misconduct within the Los Angeles Police Department’s Rampart Division.
-
B.
Officer Doug Penhall
Officer Doug Penhall is a lovable, wisecracking undercover cop known for his loyalty and comic relief on the TV series "21 Jump Street."
-
C.
Officer Anderson
Officer Anderson is a fictional law enforcement character played by actor Michael Biehn.
-
D.
Officer Pete Malloy
Officer Pete Malloy is a fictional Los Angeles police officer and one of the two main protagonists in the classic TV series "Adam-12."
-
E.
Texas Ranger Bobby
Texas Ranger Bobby is a fictional character who is one of Ricky Bobby’s young sons in the comedy film "Talladega Nights: The Ballad of Ricky Bobby."
- 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: Dallas police officer M.N. McDonald Target entity description: Dallas police officer M.N. McDonald was the officer who apprehended Lee Harvey Oswald shortly after the assassination of President John F. Kennedy in 1963.
-
A.
LAPD officer Rafael Pérez
LAPD officer Rafael Pérez was a central figure in the Rampart scandal, whose corruption and subsequent cooperation with investigators exposed widespread misconduct within the Los Angeles Police Department’s Rampart Division.
-
B.
Officer Doug Penhall
Officer Doug Penhall is a lovable, wisecracking undercover cop known for his loyalty and comic relief on the TV series "21 Jump Street."
-
C.
Officer Anderson
Officer Anderson is a fictional law enforcement character played by actor Michael Biehn.
-
D.
Officer Pete Malloy
Officer Pete Malloy is a fictional Los Angeles police officer and one of the two main protagonists in the classic TV series "Adam-12."
-
E.
Texas Ranger Bobby
Texas Ranger Bobby is a fictional character who is one of Ricky Bobby’s young sons in the comedy film "Talladega Nights: The Ballad of Ricky Bobby."
- F. None of above. chosen
Statements (20)
| Predicate | Object |
|---|---|
| instanceOf |
human
ⓘ
police officer ⓘ |
| activeInYear | 1963 ⓘ |
| apprehended | Lee Harvey Oswald ⓘ |
| associatedWith | John F. Kennedy assassination investigation ⓘ |
| countryOfCitizenship |
United States
ⓘ
linked to:
United States of America
|
| dateOfEvent | 1963-11-22 ⓘ |
| employer | Dallas Police Department ⓘ |
| eventLocation |
Texas Theatre, Dallas, Texas
ⓘ
linked to:
Texas Theatre
|
| involvedIn |
events following the assassination of John F. Kennedy
ⓘ
search for the assassin of John F. Kennedy ⓘ |
| lawEnforcementAgency | Dallas Police Department ⓘ |
| notableEvent | arrest of Lee Harvey Oswald at the Texas Theatre ⓘ |
| notableFor | apprehending Lee Harvey Oswald ⓘ |
| occupation | police officer ⓘ |
| participatedIn |
arrest of Lee Harvey Oswald
ⓘ
linked to:
Arrest of Lee Harvey Oswald
|
| placeOfWork | Dallas, Texas ⓘ |
| position | Dallas police officer ⓘ |
| role | arresting officer of Lee Harvey Oswald ⓘ |
| workLocation | Dallas Police Department headquarters ⓘ |
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: Dallas police officer M.N. McDonald Description of subject: Dallas police officer M.N. McDonald was the officer who apprehended Lee Harvey Oswald shortly after the assassination of President John F. Kennedy in 1963.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.