Extendable Ears
E492877
Extendable Ears are a magical eavesdropping device from the Harry Potter series that allow users to listen in on distant conversations by extending a long, flesh-colored cord.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Extendable Ears canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T5072577 — 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: Extendable Ears Context triple: [Weasleys' Wizard Wheezes, knownFor, Extendable Ears]
-
A.
Big Ears
Big Ears is a wise, bearded brownie from Enid Blyton’s Noddy stories who lives in a toadstool house and often helps Noddy with advice and guidance.
-
B.
Old Big Ears
Old Big Ears is the famous, large-handled trophy awarded to the winners of European club football’s premier competition, historically known as the European Champion Clubs’ Cup and now the UEFA Champions League.
-
C.
The Ear
The Ear is a distinctive rock formation on El Capitan in Yosemite National Park, serving as a notable feature along the Salathé Wall climbing route.
-
D.
Niffer
Niffer is the modern name for the archaeological site of ancient Nippur, a major religious and cultural center in Sumerian Mesopotamia.
-
E.
Horns
Horns is a dark fantasy-horror novel by Joe Hill that follows a man who mysteriously grows devilish horns and gains disturbing supernatural powers after being accused of his girlfriend’s 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: Extendable Ears Target entity description: Extendable Ears are a magical eavesdropping device from the Harry Potter series that allow users to listen in on distant conversations by extending a long, flesh-colored cord.
-
A.
Big Ears
Big Ears is a wise, bearded brownie from Enid Blyton’s Noddy stories who lives in a toadstool house and often helps Noddy with advice and guidance.
-
B.
Old Big Ears
Old Big Ears is the famous, large-handled trophy awarded to the winners of European club football’s premier competition, historically known as the European Champion Clubs’ Cup and now the UEFA Champions League.
-
C.
The Ear
The Ear is a distinctive rock formation on El Capitan in Yosemite National Park, serving as a notable feature along the Salathé Wall climbing route.
-
D.
Niffer
Niffer is the modern name for the archaeological site of ancient Nippur, a major religious and cultural center in Sumerian Mesopotamia.
-
E.
Horns
Horns is a dark fantasy-horror novel by Joe Hill that follows a man who mysteriously grows devilish horns and gains disturbing supernatural powers after being accused of his girlfriend’s murder.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
Weasleys' Wizard Wheezes product
ⓘ
magical listening device ⓘ magical object ⓘ |
| appearsIn |
Harry Potter and the Order of the Phoenix
NERFINISHED
ⓘ
Harry Potter series NERFINISHED ⓘ |
| associatedWithFamily | Weasley family NERFINISHED ⓘ |
| authorCreatedBy | J. K. Rowling NERFINISHED ⓘ |
| blockedBy | Imperturbable Charm ⓘ |
| category |
magical devices
ⓘ
surveillance items in the wizarding world ⓘ |
| creatorInUniverse |
Fred Weasley
NERFINISHED
ⓘ
George Weasley NERFINISHED ⓘ |
| firstPublicationAppearance | Harry Potter and the Order of the Phoenix (book) NERFINISHED ⓘ |
| hasColor | flesh-colored ⓘ |
| hasComponent | long cord ⓘ |
| hasFunction |
eavesdropping
ⓘ
listening to distant conversations ⓘ |
| hasRisk | can lead to getting caught eavesdropping ⓘ |
| languageOfName | English ⓘ |
| marketedAs | joke product ⓘ |
| operatedBy | extending cord toward target location ⓘ |
| requires | no wand to operate ⓘ |
| soldAt | Weasleys' Wizard Wheezes NERFINISHED ⓘ |
| soldInLocation | Diagon Alley NERFINISHED ⓘ |
| universe | Wizarding World NERFINISHED ⓘ |
| usedBy |
Harry Potter
NERFINISHED
ⓘ
Hermione Granger NERFINISHED ⓘ Ron Weasley NERFINISHED ⓘ members of Dumbledore's Army ⓘ |
| usedToOverhear | Order of the Phoenix meetings at 12 Grimmauld Place ⓘ |
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: Extendable Ears Description of subject: Extendable Ears are a magical eavesdropping device from the Harry Potter series that allow users to listen in on distant conversations by extending a long, flesh-colored cord.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.