Ronald DeFeo Jr.
E1332614
UNEXPLORED
Ronald DeFeo Jr. was an American mass murderer best known for killing his family in their Amityville, New York home, an event that later inspired the "Amityville Horror" legend and franchise.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ronald DeFeo Jr. canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T18589469 — 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: Ronald DeFeo Jr. Context triple: [112 Ocean Avenue house, murderPerpetrator, Ronald DeFeo Jr.]
-
A.
Henry Bowers
Henry Bowers is a sadistic teenage bully and one of the primary human antagonists in the 2017 horror film adaptation of Stephen King’s "It."
-
B.
Nathan Leopold
Nathan Leopold was an American criminal best known for participating in the infamous 1924 "Leopold and Loeb" murder case, in which he and Richard Loeb killed a young boy in a notorious attempt to commit the "perfect crime."
-
C.
David Berkowitz
David Berkowitz, also known as the "Son of Sam," is an American serial killer who terrorized New York City in the 1970s with a series of shootings.
-
D.
Richard Speck
Richard Speck was an American mass murderer infamous for the 1966 killings of eight student nurses in Chicago.
-
E.
Michael Skakel
Michael Skakel is an American man best known for his controversial conviction and later vacated conviction in the 1975 murder of Martha Moxley in Greenwich, Connecticut.
- 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: Ronald DeFeo Jr. Target entity description: Ronald DeFeo Jr. was an American mass murderer best known for killing his family in their Amityville, New York home, an event that later inspired the "Amityville Horror" legend and franchise.
-
A.
Henry Bowers
Henry Bowers is a sadistic teenage bully and one of the primary human antagonists in the 2017 horror film adaptation of Stephen King’s "It."
-
B.
Nathan Leopold
Nathan Leopold was an American criminal best known for participating in the infamous 1924 "Leopold and Loeb" murder case, in which he and Richard Loeb killed a young boy in a notorious attempt to commit the "perfect crime."
-
C.
David Berkowitz
David Berkowitz, also known as the "Son of Sam," is an American serial killer who terrorized New York City in the 1970s with a series of shootings.
-
D.
Richard Speck
Richard Speck was an American mass murderer infamous for the 1966 killings of eight student nurses in Chicago.
-
E.
Michael Skakel
Michael Skakel is an American man best known for his controversial conviction and later vacated conviction in the 1975 murder of Martha Moxley in Greenwich, Connecticut.
- F. None of above. chosen
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.