Christopher Boyce
E708738
Christopher Boyce is a former American defense industry employee who became notorious for spying for the Soviet Union in the 1970s, an episode later dramatized in the film "The Falcon and the Snowman."
All labels observed (2)
| Label | Occurrences |
|---|---|
| Christopher Boyce canonical | 2 |
| Christopher John Boyce | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8020044 — 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: Christopher Boyce Context triple: [The Falcon and the Snowman, portrays, Christopher Boyce]
-
A.
Blaine Manning
Blaine Manning is a former Canadian professional lacrosse forward best known as a star player and multiple-time NLL champion with the Toronto Rock.
-
B.
John Barron
John Barron was the Baltimore wharf owner whose lawsuit against the city led to the landmark U.S. Supreme Court case Barron v. Baltimore, which clarified that the Bill of Rights initially applied only to the federal government.
-
C.
Jon Oberheide
Jon Oberheide is a cybersecurity entrepreneur and researcher best known as the co-founder and former CTO of Duo Security, a leading multi-factor authentication and zero-trust security company.
-
D.
Thomas Carrier
Thomas Carrier was a 17th-century New England colonist, reputedly of great age and possibly Welsh origin, known primarily as the husband of Martha Carrier, who was executed during the Salem witch trials.
-
E.
Caleb Murray
Caleb Murray is one of actor and comedian Bill Murray’s sons, known primarily for his connection to the Murray family.
- 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: Christopher Boyce Target entity description: Christopher Boyce is a former American defense industry employee who became notorious for spying for the Soviet Union in the 1970s, an episode later dramatized in the film "The Falcon and the Snowman."
-
A.
Blaine Manning
Blaine Manning is a former Canadian professional lacrosse forward best known as a star player and multiple-time NLL champion with the Toronto Rock.
-
B.
John Barron
John Barron was the Baltimore wharf owner whose lawsuit against the city led to the landmark U.S. Supreme Court case Barron v. Baltimore, which clarified that the Bill of Rights initially applied only to the federal government.
-
C.
Jon Oberheide
Jon Oberheide is a cybersecurity entrepreneur and researcher best known as the co-founder and former CTO of Duo Security, a leading multi-factor authentication and zero-trust security company.
-
D.
Thomas Carrier
Thomas Carrier was a 17th-century New England colonist, reputedly of great age and possibly Welsh origin, known primarily as the husband of Martha Carrier, who was executed during the Salem witch trials.
-
E.
Caleb Murray
Caleb Murray is one of actor and comedian Bill Murray’s sons, known primarily for his connection to the Murray family.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
American person
ⓘ
human ⓘ spy ⓘ |
| causeOfNotoriety | betrayal of U.S. intelligence secrets to a foreign power ⓘ |
| coConspirator | Andrew Daulton Lee ⓘ |
| convictedBy |
United States federal court
ⓘ
linked to:
U.S. federal courts
|
| convictedOf | espionage ⓘ |
| countryOfCitizenship | United States of America ⓘ |
| dateOfBirth | 1953-02-16 ⓘ |
| dateOfConviction | 1977 ⓘ |
| dateOfParole | 2002 ⓘ |
| dateOfPrisonEscape | 1980 ⓘ |
| employer | TRW ⓘ |
| escapeFrom |
Lompoc Federal Prison
ⓘ
linked to:
Federal Correctional Institution, Lompoc
|
| familyName | Boyce ⓘ |
| fatherOccupation | FBI agent ⓘ |
| genreOfNotability | Cold War espionage ⓘ |
| givenName | Christopher ⓘ |
| hasCitizenshipStatus | natural-born U.S. citizen ⓘ |
| hasFriend | Andrew Daulton Lee ⓘ |
| languageSpoken | English ⓘ |
| mediaCoverage | extensive coverage in American press in late 1970s ⓘ |
| militaryBranchOfFather |
United States Federal Bureau of Investigation
ⓘ
linked to:
Federal Bureau of Investigation
|
| notableEvent | leaked classified satellite intelligence to the Soviet Union ⓘ |
| notableFor |
being the subject of the book and film "The Falcon and the Snowman"
ⓘ
spying for the Soviet Union in the 1970s ⓘ |
| occupation |
defense industry employee
ⓘ
spy ⓘ |
| paroleStatus | paroled ⓘ |
| partOf | Cold War ⓘ |
| placeOfBirth |
Pasadena, California, United States
ⓘ
linked to:
Pasadena
|
| placeOfRearrest |
Port Angeles, Washington, United States
ⓘ
linked to:
Port Angeles
|
| portrayedBy | Timothy Hutton ⓘ |
| prisonerOf |
United States federal government
ⓘ
linked to:
United States government
|
| rearrestedIn | 1981 ⓘ |
| residenceAfterParole |
Northwest United States
ⓘ
linked to:
Pacific Northwest
|
| securityClearance | Top Secret (revoked) ⓘ |
| sentence | 40 years in prison ⓘ |
| sexOrGender | male ⓘ |
| spiedAgainst | United States of America ⓘ |
| spiedFor | Soviet Union ⓘ |
| subjectOf |
book "The Falcon and the Snowman"
ⓘ
linked to:
The Falcon and the Snowman
film "The Falcon and the Snowman" ⓘ
linked to:
The Falcon and the Snowman
|
| timePeriod | 1970s ⓘ |
| workField |
satellite communications
ⓘ
signals intelligence ⓘ |
| workLocation |
Redondo Beach, California, United States
ⓘ
linked to:
Redondo Beach
|
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: Christopher Boyce Description of subject: Christopher Boyce is a former American defense industry employee who became notorious for spying for the Soviet Union in the 1970s, an episode later dramatized in the film "The Falcon and the Snowman."
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Christopher Boyce
linked to: Christopher Boyce