Illusion-O
E824796
Illusion-O was a theatrical gimmick and visual effects process used in the 1960 horror film "13 Ghosts" to let audiences choose whether to see or hide the on-screen ghosts using special colored glasses.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Illusion-O canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T9845687 — 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: Illusion-O Context triple: [13 Ghosts, featuresGimmick, Illusion-O]
-
A.
Just an Illusion
"Just an Illusion" is a 1982 synth-funk and post-disco hit by the British band Imagination, known for its smooth groove, atmospheric production, and enduring popularity in dance and R&B circles.
-
B.
Illusions
"Illusions" is a jazz album by Franco-Lebanese trumpeter and composer Ibrahim Maalouf, known for its blend of Middle Eastern influences, improvisation, and cinematic arrangements.
-
C.
Illusions
"Illusions" is a smooth R&B track by Babyface featured on his 1993 album "For the Cool in You."
-
D.
Onir
Onir is an Indian film director, editor, and producer best known for his critically acclaimed independent films that often explore LGBTQ+ themes and social issues.
-
E.
Deadly Illusion
Deadly Illusion is a 1987 neo-noir thriller film starring Michael Wilding Jr. as a private detective entangled in a dangerous web of deception and 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: Illusion-O Target entity description: Illusion-O was a theatrical gimmick and visual effects process used in the 1960 horror film "13 Ghosts" to let audiences choose whether to see or hide the on-screen ghosts using special colored glasses.
-
A.
Just an Illusion
"Just an Illusion" is a 1982 synth-funk and post-disco hit by the British band Imagination, known for its smooth groove, atmospheric production, and enduring popularity in dance and R&B circles.
-
B.
Illusions
"Illusions" is a jazz album by Franco-Lebanese trumpeter and composer Ibrahim Maalouf, known for its blend of Middle Eastern influences, improvisation, and cinematic arrangements.
-
C.
Illusions
"Illusions" is a smooth R&B track by Babyface featured on his 1993 album "For the Cool in You."
-
D.
Onir
Onir is an Indian film director, editor, and producer best known for his critically acclaimed independent films that often explore LGBTQ+ themes and social issues.
-
E.
Deadly Illusion
Deadly Illusion is a 1987 neo-noir thriller film starring Michael Wilding Jr. as a private detective entangled in a dangerous web of deception and murder.
- F. None of above. chosen
Statements (39)
| Predicate | Object |
|---|---|
| instanceOf |
film exhibition gimmick
ⓘ
movie theater gimmick ⓘ visual effects process ⓘ |
| associatedEra | mid-20th-century American horror cinema ⓘ |
| associatedWithDirector | William Castle ⓘ |
| audienceInteractionType | opt-in viewing of ghosts ⓘ |
| category |
cinema technology gimmick
ⓘ
film marketing gimmick ⓘ |
| countryOfOrigin |
United States
ⓘ
linked to:
United States of America
|
| creator | William Castle ⓘ |
| designedForMedium | theatrical exhibition ⓘ |
| distribution | used in Columbia Pictures release of 13 Ghosts ⓘ |
| effectOnImage |
makes ghosts faint or invisible when viewed through the other color filter
ⓘ
makes ghosts visible when viewed through one color filter ⓘ |
| exhibitionContext | shown in selected cinemas equipped with Illusion-O glasses ⓘ |
| firstUsedIn |
13 Ghosts (1960 film)
ⓘ
linked to:
13 Ghosts
|
| genreAssociation | horror film ⓘ |
| historicalSignificance | early example of interactive cinema gimmick ⓘ |
| introducedInYear | 1960 ⓘ |
| legacy | remembered as a classic William Castle gimmick ⓘ |
| marketingLabel | Illusion-O ⓘ |
| notableFor | letting viewers decide whether to see the ghosts ⓘ |
| promotedAs | a way for audiences to control their own scares ⓘ |
| purpose |
to allow audiences to choose whether to see on-screen ghosts
ⓘ
to allow audiences to hide on-screen ghosts ⓘ |
| relatedTo |
Emergo
ⓘ
Percepto ⓘ William Castle theatrical gimmicks ⓘ
linked to:
William Castle Productions
|
| requires |
handheld or cardboard glasses with two differently colored lenses
ⓘ
projection of specially prepared ghost images ⓘ |
| status | largely obsolete ⓘ |
| usedDuring | original theatrical release of 13 Ghosts ⓘ |
| usedInFilm |
13 Ghosts (1960 film)
ⓘ
linked to:
13 Ghosts
|
| usesDevice | special colored glasses ⓘ |
| usesTechnology |
anaglyph-style color separation
ⓘ
red-blue filter system ⓘ |
| viewingMethod |
audience looks through blue filter to see ghosts
ⓘ
audience looks through red filter to reduce visibility of ghosts ⓘ |
| visualStyle | superimposed ghost images ⓘ |
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: Illusion-O Description of subject: Illusion-O was a theatrical gimmick and visual effects process used in the 1960 horror film "13 Ghosts" to let audiences choose whether to see or hide the on-screen ghosts using special colored glasses.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.