Blood quill
E493491
The Blood quill is a dark magical writing instrument in the Harry Potter universe that carves the user's words into their own skin, using their blood as ink.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Blood quill canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5111784 — 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: Blood quill Context triple: [Dolores Umbridge, usesObject, Blood quill]
-
A.
Serpent’s Mouth
Serpent’s Mouth is a narrow strait between Trinidad and Venezuela that forms the southern entrance to the Gulf of Paria from the Atlantic Ocean.
-
B.
Owl Eyes
Owl Eyes is a minor yet perceptive character in F. Scott Fitzgerald's novel "The Great Gatsby," notable for his insight into Gatsby's true nature and the emptiness of the surrounding society.
-
C.
Amulet
Amulet is a 2020 British psychological horror film directed by and starring Romola Garai, known for its unsettling atmosphere and feminist themes.
-
D.
The Black
The Black is the powerful, untamed Arabian stallion who forms a deep bond with a young boy in Walter Farley’s classic horse adventure series.
-
E.
The Whip
The Whip is an English dance-rock band known for its energetic fusion of indie rock and electronic music, particularly prominent in the mid-2000s club scene.
- 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: Blood quill Target entity description: The Blood quill is a dark magical writing instrument in the Harry Potter universe that carves the user's words into their own skin, using their blood as ink.
-
A.
Serpent’s Mouth
Serpent’s Mouth is a narrow strait between Trinidad and Venezuela that forms the southern entrance to the Gulf of Paria from the Atlantic Ocean.
-
B.
Owl Eyes
Owl Eyes is a minor yet perceptive character in F. Scott Fitzgerald's novel "The Great Gatsby," notable for his insight into Gatsby's true nature and the emptiness of the surrounding society.
-
C.
Amulet
Amulet is a 2020 British psychological horror film directed by and starring Romola Garai, known for its unsettling atmosphere and feminist themes.
-
D.
The Black
The Black is the powerful, untamed Arabian stallion who forms a deep bond with a young boy in Walter Farley’s classic horse adventure series.
-
E.
The Whip
The Whip is an English dance-rock band known for its energetic fusion of indie rock and electronic music, particularly prominent in the mid-2000s club scene.
- F. None of above. chosen
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
dark magical object
ⓘ
magical object ⓘ writing instrument ⓘ |
| activationMethod | writing with the quill on parchment ⓘ |
| appearsIn |
Harry Potter and the Order of the Phoenix film adaptation
ⓘ
linked to:
Harry Potter and the Order of the Phoenix
Harry Potter book series ⓘ
linked to:
Harry Potter novel series
|
| associatedWith |
punishment
ⓘ
torture ⓘ |
| classifiedAs | Dark magic ⓘ |
| controlledBy | Ministry of Magic regulations ⓘ |
| controlledByCharacter | Dolores Umbridge ⓘ |
| creator | J. K. Rowling ⓘ |
| damageType | self-inflicted wounds via magic ⓘ |
| effect |
carves written words into user's skin
ⓘ
causes physical pain to the user ⓘ leaves scars on user's skin ⓘ uses user's blood as ink ⓘ |
| ethicalViewInUniverse | condemned by most witches and wizards ⓘ |
| fictionalObjectInUniverse | Harry Potter universe ⓘ |
| firstAppearanceIn | Harry Potter and the Order of the Phoenix ⓘ |
| genre | fantasy literature object ⓘ |
| healingDifficulty | scars are difficult to remove ⓘ |
| inscriptionLocation | back of user's hand ⓘ |
| legalityStatus | illegal under wizarding law ⓘ |
| manufacturerStatus | unknown ⓘ |
| medium | inkless quill ⓘ |
| moralStatus | considered cruel and abusive ⓘ |
| narrativeFunction |
highlights corruption in the Ministry of Magic
ⓘ
illustrates Umbridge's sadism ⓘ |
| notableUser | Dolores Umbridge ⓘ |
| notableVictim | Harry Potter ⓘ |
| ownershipStatus | privately owned by Dolores Umbridge ⓘ |
| phraseExample | "I must not tell lies" ⓘ |
| poweredBy | user's blood ⓘ |
| relatedConcept |
cursed objects
ⓘ
magical quills ⓘ |
| requires | direct contact with user's hand ⓘ |
| symbolism |
abuse of authority
ⓘ
institutional cruelty ⓘ |
| target | user's hand skin ⓘ |
| usedAs | detention tool ⓘ |
| usedAtLocation | Hogwarts School of Witchcraft and Wizardry ⓘ |
| usedDuring | Harry Potter's fifth year at Hogwarts ⓘ |
| usedFor | writing ⓘ |
| usedInRoom | Dolores Umbridge's office ⓘ |
| victimExperience | repeated carving of the same phrase ⓘ |
| writingSurface | parchment ⓘ |
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: Blood quill Description of subject: The Blood quill is a dark magical writing instrument in the Harry Potter universe that carves the user's words into their own skin, using their blood as ink.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.