Fallian marsh gas
E397495
Fallian marsh gas is a fictional, highly volatile and exotic substance from Douglas Adams' "The Hitchhiker's Guide to the Galaxy" universe, notorious for its dangerous potency and use in outlandish interstellar concoctions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Fallian marsh gas canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3892512 — 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: Fallian marsh gas Context triple: [Pan Galactic Gargle Blaster, hasIngredientInCanon, Fallian marsh gas]
-
A.
The Bravern
The Bravern is a luxury mixed-use complex in downtown Bellevue, Washington, featuring high-end retail, dining, and residential spaces.
-
B.
Damogran
Damogran is a remote, sparsely inhabited planet in Douglas Adams' "The Hitchhiker's Guide to the Galaxy," notable as the secret construction site of the revolutionary starship Heart of Gold.
-
C.
Galanta
Galanta is a town in southern Slovakia known as a regional center with historical ties to the Esterházy noble family.
-
D.
Hammerfell
Hammerfell is a rugged, desert-dominated province in The Elder Scrolls universe, homeland of the Redguards and known for its harsh landscapes and warrior culture.
-
E.
Blackwater
Blackwater is a small town in the Hart district of Hampshire, England, situated on the border with Surrey and forming part of the wider Blackwater Valley conurbation.
- 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: Fallian marsh gas Target entity description: Fallian marsh gas is a fictional, highly volatile and exotic substance from Douglas Adams' "The Hitchhiker's Guide to the Galaxy" universe, notorious for its dangerous potency and use in outlandish interstellar concoctions.
-
A.
The Bravern
The Bravern is a luxury mixed-use complex in downtown Bellevue, Washington, featuring high-end retail, dining, and residential spaces.
-
B.
Damogran
Damogran is a remote, sparsely inhabited planet in Douglas Adams' "The Hitchhiker's Guide to the Galaxy," notable as the secret construction site of the revolutionary starship Heart of Gold.
-
C.
Galanta
Galanta is a town in southern Slovakia known as a regional center with historical ties to the Esterházy noble family.
-
D.
Hammerfell
Hammerfell is a rugged, desert-dominated province in The Elder Scrolls universe, homeland of the Redguards and known for its harsh landscapes and warrior culture.
-
E.
Blackwater
Blackwater is a small town in the Hart district of Hampshire, England, situated on the border with Surrey and forming part of the wider Blackwater Valley conurbation.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
chemical compound in fiction
ⓘ
explosive material ⓘ fictional substance ⓘ volatile gas ⓘ |
| appearsIn |
The Hitchhiker's Guide to the Galaxy
ⓘ
surface form:
The Hitchhiker's Guide to the Galaxy franchise
|
| associatedWith |
interstellar travel
ⓘ
science fiction humor ⓘ |
| creator | Douglas Adams ⓘ |
| dangerLevel | extreme ⓘ |
| fictionalStatus | fictional ⓘ |
| genre | comic science fiction ⓘ |
| medium |
adaptations of The Hitchhiker's Guide to the Galaxy
ⓘ
novels ⓘ radio series ⓘ |
| narrativeRole | world-building detail in Hitchhiker's universe ⓘ |
| notableFor |
dangerous potency
ⓘ
use in outlandish interstellar concoctions ⓘ |
| origin | planet Fallia ⓘ |
| property |
exotic composition
ⓘ
highly flammable ⓘ |
| toneFunction | comic exaggeration of danger ⓘ |
| typicalUse |
component of hazardous mixtures
ⓘ
ingredient in fictional drinks ⓘ |
| universe | The Hitchhiker's Guide to the Galaxy ⓘ |
| volatility | high ⓘ |
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: Fallian marsh gas Description of subject: Fallian marsh gas is a fictional, highly volatile and exotic substance from Douglas Adams' "The Hitchhiker's Guide to the Galaxy" universe, notorious for its dangerous potency and use in outlandish interstellar concoctions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.