Zodiac Unmasked
E349901
Zodiac Unmasked is a true-crime book by Robert Graysmith that presents his investigation and controversial theory about the identity of the Zodiac Killer.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Zodiac Unmasked canonical | 2 |
| Zodiac (1976 book) | 1 |
| Zodiac Unmasked (2002 book) | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3341841 — 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: Zodiac Unmasked Context triple: [Zodiac, basedOn, Zodiac Unmasked]
-
A.
Zodiac
Zodiac is a renowned big-wall aid climbing route on the southeast face of El Capitan in Yosemite National Park, known for its steep, technical pitches and sustained difficulty.
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B.
Zodiac
Zodiac is a historic Swiss watch brand, now owned by Fossil Group, known for its distinctive dive and sports watches.
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C.
Zodiac
The Zodiac is a band of the sky divided into twelve signs, traditionally used in astrology and based on the apparent paths of the Sun, Moon, and planets through specific constellations.
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D.
Zodiac
"Zodiac" is a 2007 crime thriller film directed by David Fincher that chronicles the real-life hunt for the Zodiac Killer in late-1960s and 1970s California.
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E.
A Blueprint for Murder
A Blueprint for Murder is a 1953 American film noir thriller in which Gary Merrill stars in a tense story of suspected poisoning and inheritance-driven murder.
- 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: Zodiac Unmasked Target entity description: Zodiac Unmasked is a true-crime book by Robert Graysmith that presents his investigation and controversial theory about the identity of the Zodiac Killer.
-
A.
Zodiac
Zodiac is a historic Swiss watch brand, now owned by Fossil Group, known for its distinctive dive and sports watches.
-
B.
Zodiac
Zodiac is a renowned big-wall aid climbing route on the southeast face of El Capitan in Yosemite National Park, known for its steep, technical pitches and sustained difficulty.
-
C.
Zodiac
"Zodiac" is a 2007 crime thriller film directed by David Fincher that chronicles the real-life hunt for the Zodiac Killer in late-1960s and 1970s California.
-
D.
Zodiac
The Zodiac is a band of the sky divided into twelve signs, traditionally used in astrology and based on the apparent paths of the Sun, Moon, and planets through specific constellations.
-
E.
A Blueprint for Murder
A Blueprint for Murder is a 1953 American film noir thriller in which Gary Merrill stars in a tense story of suspected poisoning and inheritance-driven murder.
- F. None of above. chosen
Statements (43)
| Predicate | Object |
|---|---|
| instanceOf |
book
ⓘ
non-fiction book ⓘ true crime book ⓘ |
| aboutEvent |
Zodiac Killer correspondence
ⓘ
Zodiac Killer murders ⓘ |
| author | Robert Graysmith ⓘ |
| authorOccupation |
cartoonist
ⓘ
true crime writer ⓘ |
| basedOn | Zodiac Killer case ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| criticizedFor |
confirmation bias
ⓘ
factual inaccuracies ⓘ speculative reasoning ⓘ |
| describes | investigation into Zodiac Killer ⓘ |
| follows | Zodiac ⓘ |
| genre |
true crime
ⓘ
true crime literature ⓘ |
| hasAuthor | Robert Graysmith ⓘ |
| hasControversialReception | true ⓘ |
| hasControversialTheory |
Zodiac Killer
ⓘ
surface form:
Arthur Leigh Allen is Zodiac Killer
|
| hasPerspective | author-as-investigator ⓘ |
| includes |
analysis of Zodiac letters
ⓘ
biographical material on Arthur Leigh Allen ⓘ discussion of police investigations ⓘ |
| language | English ⓘ |
| mainSubject |
Zodiac Killer
ⓘ
serial murder ⓘ |
| marketedAs | true crime investigation ⓘ |
| mediaType | print ⓘ |
| narrativeStyle | first-person investigation ⓘ |
| notableFor | popularizing Arthur Leigh Allen as Zodiac suspect ⓘ |
| partOf | Zodiac Killer literature ⓘ |
| portraysAsPrimarySuspect | Arthur Leigh Allen ⓘ |
| proposesTheoryAbout | identity of the Zodiac Killer ⓘ |
| publisher | Berkley Books ⓘ |
| setting | San Francisco Bay Area ⓘ |
| subjectOccupationDescribed | serial killer ⓘ |
| subjectOf |
literary criticism
ⓘ
true crime discussions ⓘ |
| timePeriodDescribed |
early 1970s
ⓘ
late 1960s ⓘ |
| usedAsSourceFor | film Zodiac ⓘ |
| workFocus | identification of Zodiac Killer ⓘ |
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: Zodiac Unmasked Description of subject: Zodiac Unmasked is a true-crime book by Robert Graysmith that presents his investigation and controversial theory about the identity of the Zodiac Killer.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Zodiac (1976 book)
this entity surface form:
Zodiac Unmasked (2002 book)