Bertha Mason
E248053
Bertha Mason is the infamous "madwoman in the attic" in Charlotte Brontë’s novel *Jane Eyre*, whose secret confinement by Mr. Rochester drives much of the story’s gothic tension and moral conflict.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Bertha Mason canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T2247791 — 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: Bertha Mason Context triple: [Jane Eyre, mainCharacter, Bertha Mason]
-
A.
Bertha
"Bertha" is a popular live staple and fan-favorite rock song by the Grateful Dead, first released on their 1971 self-titled live album (often called "Skull and Roses").
-
B.
Harriet Westbrook
Harriet Westbrook was the first wife of English Romantic poet Percy Bysshe Shelley, whose tragic early death and troubled marriage have drawn significant biographical interest.
-
C.
Gerty MacDowell
Gerty MacDowell is a young Dublin woman featured in the "Nausicaa" episode of James Joyce’s novel *Ulysses*, known for her romantic fantasies and the voyeuristic encounter with Leopold Bloom on Sandymount Strand.
-
D.
Agnes
Agnes is a feminine given name of Greek origin meaning "pure" or "chaste," historically popular in various European cultures and Christian traditions.
-
E.
Agnes
Agnes is the sweet, unicorn-obsessed youngest daughter of Gru in the Despicable Me franchise, known for her innocence, enthusiasm, and iconic “It’s so fluffy!” line.
- 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: Bertha Mason Target entity description: Bertha Mason is the infamous "madwoman in the attic" in Charlotte Brontë’s novel *Jane Eyre*, whose secret confinement by Mr. Rochester drives much of the story’s gothic tension and moral conflict.
-
A.
Bertha
"Bertha" is a popular live staple and fan-favorite rock song by the Grateful Dead, first released on their 1971 self-titled live album (often called "Skull and Roses").
-
B.
Harriet Westbrook
Harriet Westbrook was the first wife of English Romantic poet Percy Bysshe Shelley, whose tragic early death and troubled marriage have drawn significant biographical interest.
-
C.
Gerty MacDowell
Gerty MacDowell is a young Dublin woman featured in the "Nausicaa" episode of James Joyce’s novel *Ulysses*, known for her romantic fantasies and the voyeuristic encounter with Leopold Bloom on Sandymount Strand.
-
D.
Agnes
Agnes is a feminine given name of Greek origin meaning "pure" or "chaste," historically popular in various European cultures and Christian traditions.
-
E.
Agnes
Agnes is the sweet, unicorn-obsessed youngest daughter of Gru in the Despicable Me franchise, known for her innocence, enthusiasm, and iconic “It’s so fluffy!” line.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
character in a novel
ⓘ
fictional character ⓘ literary character ⓘ |
| alsoKnownAs |
Bertha Antoinetta Mason
ⓘ
the madwoman in the attic ⓘ |
| appearsIn | Jane Eyre ⓘ |
| associatedWithConcept | madwoman in the attic trope ⓘ |
| causeOfDeath | jumping from the roof of Thornfield Hall ⓘ |
| causesEvent |
fire at Thornfield Hall
ⓘ
injury of Richard Mason ⓘ interruption of Jane and Rochester’s wedding ⓘ |
| confinedBy |
Mr. Rochester
ⓘ
surface form:
Edward Fairfax Rochester
|
| creator | Charlotte Brontë ⓘ |
| criticalInterpretation |
figure of feminist resistance
ⓘ
representation of racialized otherness ⓘ |
| ethnicBackground | Creole ⓘ |
| familyOrigin | West Indies ⓘ |
| firstAppearance | Jane Eyre ⓘ |
| firstPublicationYear | 1847 ⓘ |
| gender | female ⓘ |
| genre | Gothic fiction ⓘ |
| hasSibling | Richard Mason ⓘ |
| influencedWork | Wide Sargasso Sea ⓘ |
| inheritance | large fortune from her family ⓘ |
| keptSecretFrom | Jane Eyre ⓘ |
| literaryTheme |
colonialism
ⓘ
confinement ⓘ madness ⓘ patriarchal control ⓘ |
| mannerOfDeath | suicide ⓘ |
| marriageMotivation | Rochester’s financial gain ⓘ |
| marriageType | arranged for money ⓘ |
| mentalState |
considered mad by other characters
ⓘ
mentally ill ⓘ |
| narrativeFunction |
embodiment of the secret in the attic
ⓘ
source of Gothic tension ⓘ |
| nationality | Jamaican ⓘ |
| placeOfConfinement | Thornfield Hall attic ⓘ |
| reimaginedAs | Antoinette Cosway in Wide Sargasso Sea ⓘ |
| relatedTo | Mason family of Jamaica ⓘ |
| roleInWork |
antagonist
ⓘ
obstacle to Jane and Rochester’s marriage ⓘ |
| spouse |
Mr. Rochester
ⓘ
surface form:
Edward Fairfax Rochester
|
| symbolism |
Victorian anxieties about madness
ⓘ
colonial other ⓘ repressed female rage ⓘ |
| timePeriodWithinFiction | early 19th century England ⓘ |
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: Bertha Mason Description of subject: Bertha Mason is the infamous "madwoman in the attic" in Charlotte Brontë’s novel *Jane Eyre*, whose secret confinement by Mr. Rochester drives much of the story’s gothic tension and moral conflict.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.