Second Age and Third Age
E915822
The Second Age and Third Age are successive historical periods in J.R.R. Tolkien’s Middle-earth legendarium, marked respectively by the rise and fall of Númenor and Sauron’s first defeat, and by the War of the Ring and the end of the Elves’ dominion.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Second Age and Third Age canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T11047235 — 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: Second Age and Third Age Context triple: [The Grey Havens, era, Second Age and Third Age]
-
A.
Second Age
The Second Age is a pivotal era in J.R.R. Tolkien’s Middle-earth legendarium, marked by the rise and fall of Númenor, the forging of the Rings of Power, and Sauron’s first great bid for dominion.
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B.
Third Age
The Third Age is a pivotal historical era in J.R.R. Tolkien’s Middle-earth legendarium, marked by the rise and fall of Sauron and culminating in the events of The Lord of the Rings.
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C.
First Age
The First Age is the earliest great era in J.R.R. Tolkien’s Middle-earth legendarium, marked by the wars against Morgoth and the heroic tales recounted in The Silmarillion.
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D.
Fourth Age
The Fourth Age is the era in J.R.R. Tolkien’s Middle-earth that follows the defeat of Sauron and the War of the Ring, marking the beginning of the dominion of Men and the fading of Elves and other ancient races.
-
E.
Third Age of Middle-earth
The Third Age of Middle-earth is a long historical era in J.R.R. Tolkien's legendarium marked by the rise and fall of Sauron, the War of the Ring, and the events chronicled in The Hobbit and The Lord of the Rings.
- 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: Second Age and Third Age Target entity description: The Second Age and Third Age are successive historical periods in J.R.R. Tolkien’s Middle-earth legendarium, marked respectively by the rise and fall of Númenor and Sauron’s first defeat, and by the War of the Ring and the end of the Elves’ dominion.
-
A.
Second Age
The Second Age is a pivotal era in J.R.R. Tolkien’s Middle-earth legendarium, marked by the rise and fall of Númenor, the forging of the Rings of Power, and Sauron’s first great bid for dominion.
-
B.
Third Age
The Third Age is a pivotal historical era in J.R.R. Tolkien’s Middle-earth legendarium, marked by the rise and fall of Sauron and culminating in the events of The Lord of the Rings.
-
C.
First Age
The First Age is the earliest great era in J.R.R. Tolkien’s Middle-earth legendarium, marked by the wars against Morgoth and the heroic tales recounted in The Silmarillion.
-
D.
Fourth Age
The Fourth Age is the era in J.R.R. Tolkien’s Middle-earth that follows the defeat of Sauron and the War of the Ring, marking the beginning of the dominion of Men and the fading of Elves and other ancient races.
-
E.
Third Age of Middle-earth
The Third Age of Middle-earth is a long historical era in J.R.R. Tolkien's legendarium marked by the rise and fall of Sauron, the War of the Ring, and the events chronicled in The Hobbit and The Lord of the Rings.
- F. None of above. chosen
Statements (105)
| Predicate | Object |
|---|---|
| instanceOf |
age of Middle-earth
ⓘ
age of Middle-earth ⓘ fictional historical period ⓘ fictional historical period ⓘ pair of fictional historical periods ⓘ |
| centralTheme |
deception of Sauron
ⓘ
fading of the Elves ⓘ forging of the One Ring ⓘ power and corruption of the One Ring ⓘ pride and downfall of Men ⓘ rise and fall of Númenor ⓘ rise of Men ⓘ struggle against Sauron ⓘ |
| createdBy | J. R. R. Tolkien ⓘ |
| describedIn |
The Hobbit
ⓘ
The Lord of the Rings ⓘ The Lord of the Rings appendices ⓘ The Peoples of Middle-earth ⓘ The Silmarillion ⓘ The Silmarillion ⓘ Unfinished Tales ⓘ Unfinished Tales ⓘ |
| feature |
War of the Ring
ⓘ
end of the Elves’ dominion in Middle-earth ⓘ first defeat of Sauron ⓘ rise and fall of Númenor ⓘ |
| follows |
First Age
ⓘ
Second Age ⓘ |
| majorEvent |
Angmar wars
ⓘ
linked to:
Angmar War
Battle of Five Armies ⓘ Battle of the Field of Celebrant ⓘ Council of Elrond ⓘ Downfall of Barad-dûr ⓘ
linked to:
Fall of Sauron
Downfall of Númenor ⓘ
linked to:
Fall of Númenor
Elendil’s landing in Middle-earth ⓘ Great Plague ⓘ
linked to:
the Great Plague
Isildur’s taking of the One Ring ⓘ Kin-strife of Gondor ⓘ
linked to:
Kin-strife in Gondor
Last Alliance of Elves and Men ⓘ
linked to:
War of the Last Alliance
Quest of Erebor ⓘ
linked to:
The Quest of Erebor
Sauron’s capture by Ar-Pharazôn ⓘ Sauron’s return to Dol Guldur ⓘ Sauron’s rise in Middle-earth ⓘ War of the Elves and Sauron ⓘ
linked to:
War of the Last Alliance
War of the Last Alliance’s aftermath ⓘ War of the Ring ⓘ White Council’s assault on Dol Guldur ⓘ coronation of Aragorn II Elessar ⓘ corruption of Númenor by Sauron ⓘ creation of the Nazgûl ⓘ decline of Númenórean kingdoms in exile ⓘ departure of the Ring-bearers from the Grey Havens ⓘ destruction of the One Ring ⓘ end of the Elves’ dominion in Middle-earth ⓘ fall of Arnor ⓘ
linked to:
Downfall of Arnor
fall of Númenor ⓘ first defeat of Sauron ⓘ forging of the Rings of Power ⓘ
linked to:
Forging the One Ring
founding of Arnor ⓘ founding of Eregion ⓘ founding of Gondor ⓘ founding of Khazad-dûm as a great Dwarf-realm ⓘ founding of Lindon ⓘ rise of Númenor ⓘ |
| notableCharacter |
Ar-Pharazôn
ⓘ
Aragorn ⓘ Boromir ⓘ Celebrimbor ⓘ Elendil ⓘ Elrond ⓘ Elrond ⓘ Frodo Baggins ⓘ Galadriel ⓘ Galadriel ⓘ Gandalf ⓘ Gil-galad ⓘ Gimli ⓘ Isildur ⓘ Legolas ⓘ Samwise Gamgee ⓘ Saruman ⓘ Sauron ⓘ Sauron ⓘ |
| notableLocation |
Arnor
ⓘ
Eregion ⓘ Gondor ⓘ Gondor ⓘ Isengard ⓘ Lindon ⓘ Lothlórien ⓘ Mirkwood ⓘ Mordor ⓘ Mordor ⓘ Númenor ⓘ Rivendell ⓘ Rohan ⓘ The Shire ⓘ |
| partOf |
history of Middle-earth
ⓘ
linked to:
The History of Middle-earth
history of Middle-earth ⓘ
linked to:
The History of Middle-earth
legendarium of J. R. R. Tolkien ⓘ
linked to:
legendarium of Middle-earth
|
| precedes |
Fourth Age
ⓘ
Third Age ⓘ |
| setIn | Middle-earth ⓘ |
| settingOf |
Akallabêth
ⓘ
Of the Rings of Power and the Third Age ⓘ |
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: Second Age and Third Age Description of subject: The Second Age and Third Age are successive historical periods in J.R.R. Tolkien’s Middle-earth legendarium, marked respectively by the rise and fall of Númenor and Sauron’s first defeat, and by the War of the Ring and the end of the Elves’ dominion.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.