Cyrus the Younger
E371748
Cyrus the Younger was a Persian prince and military leader best known for his failed attempt to seize the Achaemenid throne from his brother Artaxerxes II, an episode famously recounted by Xenophon.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Cyrus the Younger canonical | 32 |
| Achaemenid prince Cyrus the Younger | 1 |
| Persian satrap Cyrus the Younger | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3590726 — 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: Cyrus the Younger Context triple: [Anabasis, historicalFigureDepicted, Cyrus the Younger]
-
A.
Xerxes II of Persia
Xerxes II of Persia was a short-reigning Achaemenid king who briefly ruled the Persian Empire in the 5th century BCE before being assassinated amid dynastic struggles.
-
B.
Phraortes
Phraortes was an early king of the Medes who expanded Median power and is traditionally credited with helping lay the foundations of the Median Empire in ancient Iran.
-
C.
Ariabignes
Ariabignes was a Persian prince and naval commander, son of King Darius I, who was killed while leading Persian forces during the Greco-Persian Wars.
-
D.
Bardiya
Bardiya was a son of the Achaemenid ruler Cyrus the Great who briefly and controversially claimed the Persian throne in the late 6th century BCE.
-
E.
Cambyses II
Cambyses II was a king of the Achaemenid Persian Empire, best known for succeeding Cyrus the Great and conquering Egypt in the 6th century BCE.
- 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: Cyrus the Younger Target entity description: Cyrus the Younger was a Persian prince and military leader best known for his failed attempt to seize the Achaemenid throne from his brother Artaxerxes II, an episode famously recounted by Xenophon.
-
A.
Xerxes II of Persia
Xerxes II of Persia was a short-reigning Achaemenid king who briefly ruled the Persian Empire in the 5th century BCE before being assassinated amid dynastic struggles.
-
B.
Phraortes
Phraortes was an early king of the Medes who expanded Median power and is traditionally credited with helping lay the foundations of the Median Empire in ancient Iran.
-
C.
Ariabignes
Ariabignes was a Persian prince and naval commander, son of King Darius I, who was killed while leading Persian forces during the Greco-Persian Wars.
-
D.
Bardiya
Bardiya was a son of the Achaemenid ruler Cyrus the Great who briefly and controversially claimed the Persian throne in the late 6th century BCE.
-
E.
Cambyses II
Cambyses II was a king of the Achaemenid Persian Empire, best known for succeeding Cyrus the Great and conquering Egypt in the 6th century BCE.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
Achaemenid prince
ⓘ
Persian military leader ⓘ historical figure ⓘ satrap ⓘ |
| alliedWith | Spartan commanders ⓘ |
| associatedWithPlace |
Asia Minor
ⓘ
Babylon ⓘ
surface form:
Babylonia
|
| battle | Battle of Cunaxa ⓘ |
| causeOfDeath | battle wound ⓘ |
| conflict | Cyrus the Younger’s rebellion ⓘ |
| countryOfCitizenship | Achaemenid Empire ⓘ |
| dateOfDeath | 401 BC ⓘ |
| describedBySource |
Ctesias of Cnidus
ⓘ
Plutarch ⓘ Anabasis ⓘ
surface form:
Xenophon’s Anabasis
|
| educatedIn |
Persian court
ⓘ
surface form:
Persian royal court
|
| employed | Greek mercenary army ⓘ |
| ethnicGroup | Persians ⓘ |
| father |
Darius II of Persia
ⓘ
surface form:
Darius II
|
| fullName | Cyrus ⓘ |
| historicalPeriod |
Achaemenid Empire
ⓘ
surface form:
Achaemenid period
|
| knownFor |
attempt to seize the Achaemenid throne
ⓘ
being the central figure in Xenophon’s Anabasis ⓘ revolt against Artaxerxes II ⓘ |
| languageSpoken | Old Persian ⓘ |
| legacy |
inspired Greek interest in Persia
ⓘ
provided material for classical Greek literature ⓘ |
| mannerOfDeath | killed in battle ⓘ |
| mentorOrPatronOf | Greek mercenaries ⓘ |
| mother | Parysatis ⓘ |
| nobleFamily | Achaemenid dynasty ⓘ |
| notableEvent |
appointment as satrap by Darius II
ⓘ
secret preparations to overthrow Artaxerxes II ⓘ |
| notableWork | expedition against Artaxerxes II ⓘ |
| opponent | Artaxerxes II ⓘ |
| placeOfDeath | Cunaxa ⓘ |
| positionHeld |
commander of forces in Asia Minor
ⓘ
satrap of Cappadocia ⓘ satrap of Lydia ⓘ satrap of Phrygia ⓘ |
| religion | Zoroastrianism ⓘ |
| residence | Sardis ⓘ |
| sexOrGender | male ⓘ |
| sibling | Artaxerxes II ⓘ |
| timePeriod | 5th century BC ⓘ |
| title | Prince of the Achaemenid Empire ⓘ |
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: Cyrus the Younger Description of subject: Cyrus the Younger was a Persian prince and military leader best known for his failed attempt to seize the Achaemenid throne from his brother Artaxerxes II, an episode famously recounted by Xenophon.
Referenced by (34)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Persian satrap Cyrus the Younger
subject surface form:
Retreat of the Ten Thousand
subject surface form:
Ten Thousand
this entity surface form:
Achaemenid prince Cyrus the Younger