Heart of the Lonely Mountain
E784345
Heart of the Lonely Mountain is a legendary, radiant gem from J.R.R. Tolkien’s Middle-earth, revered as the most prized treasure of the Dwarves of Erebor.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Heart of the Lonely Mountain canonical | 1 |
| Smaug's hoard in Erebor | 1 |
| the glory of the Lonely Mountain | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9115919 — 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: Heart of the Lonely Mountain Context triple: [Arkenstone of Thrain, alsoKnownAs, Heart of the Lonely Mountain]
-
A.
The Quest of Erebor
The Quest of Erebor is a narrative by J.R.R. Tolkien that recounts Gandalf’s perspective on the events leading to Bilbo Baggins joining Thorin Oakenshield’s quest to reclaim the Lonely Mountain.
-
B.
Dwarves of Erebor
The Dwarves of Erebor are a proud and industrious dwarven people from J.R.R. Tolkien’s Middle-earth, famed for their great mountain kingdom, craftsmanship, and tragic exile after the loss of their homeland.
-
C.
The Hobbit
The Hobbit is a classic fantasy novel by J.R.R. Tolkien that follows the journey of Bilbo Baggins as he is swept into an adventure involving dwarves, dragons, and a quest for treasure in Middle-earth.
-
D.
Hobbit
A Hobbit is a small, human-like, rural-dwelling creature from J.R.R. Tolkien’s Middle-earth, known for its hairy feet, love of comfort, and generally unadventurous nature.
-
E.
Master of Lake-town
The Master of Lake-town is the shrewd and self-serving political leader of Esgaroth in J.R.R. Tolkien’s "The Hobbit," known for his cunning governance and eventual downfall.
- 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: Heart of the Lonely Mountain Target entity description: Heart of the Lonely Mountain is a legendary, radiant gem from J.R.R. Tolkien’s Middle-earth, revered as the most prized treasure of the Dwarves of Erebor.
-
A.
The Quest of Erebor
The Quest of Erebor is a narrative by J.R.R. Tolkien that recounts Gandalf’s perspective on the events leading to Bilbo Baggins joining Thorin Oakenshield’s quest to reclaim the Lonely Mountain.
-
B.
Dwarves of Erebor
The Dwarves of Erebor are a proud and industrious dwarven people from J.R.R. Tolkien’s Middle-earth, famed for their great mountain kingdom, craftsmanship, and tragic exile after the loss of their homeland.
-
C.
The Hobbit
The Hobbit is a classic fantasy novel by J.R.R. Tolkien that follows the journey of Bilbo Baggins as he is swept into an adventure involving dwarves, dragons, and a quest for treasure in Middle-earth.
-
D.
Hobbit
A Hobbit is a small, human-like, rural-dwelling creature from J.R.R. Tolkien’s Middle-earth, known for its hairy feet, love of comfort, and generally unadventurous nature.
-
E.
Master of Lake-town
The Master of Lake-town is the shrewd and self-serving political leader of Esgaroth in J.R.R. Tolkien’s "The Hobbit," known for his cunning governance and eventual downfall.
- F. None of above. chosen
Statements (25)
| Predicate | Object |
|---|---|
| instanceOf |
fictional gemstone
ⓘ
legendary artifact ⓘ treasure ⓘ |
| appearsInFranchise |
Middle-earth legendarium
ⓘ
linked to:
legendarium of Middle-earth
|
| associatedWithLocation |
Erebor
ⓘ
Lonely Mountain ⓘ |
| belongsTo |
treasure hoard of Erebor
ⓘ
linked to:
Smaug's lair
|
| category |
Middle-earth objects
ⓘ
linked to:
Middle-earth artifacts
|
| creator | J. R. R. Tolkien ⓘ |
| cultureOfOrigin | Dwarves of Erebor ⓘ |
| description |
legendary radiant gem
ⓘ
most prized treasure of the Dwarves of Erebor ⓘ |
| fictionalUniverse | Middle-earth ⓘ |
| genre | fantasy ⓘ |
| hasFictionalStatus | mythic treasure ⓘ |
| inUniverseStatus | legendary ⓘ |
| languageOfName | English ⓘ |
| literaryOrigin | The Hobbit ⓘ |
| materialType | gem ⓘ |
| medium | literature ⓘ |
| narrativeRole | symbol of dwarven wealth and pride ⓘ |
| notableProperty | radiant ⓘ |
| reveredBy |
Dwarves
ⓘ
people of Erebor ⓘ
linked to:
Khazâd
|
| valueTo | Dwarves of Erebor ⓘ |
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: Heart of the Lonely Mountain Description of subject: Heart of the Lonely Mountain is a legendary, radiant gem from J.R.R. Tolkien’s Middle-earth, revered as the most prized treasure of the Dwarves of Erebor.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Heart of the Lonely Mountain
linked to: Heart of the Lonely Mountain