Euthydemus I
E426762
Euthydemus I was a prominent Hellenistic king who ruled the Greco-Bactrian Kingdom in the 3rd century BCE and successfully defended it against Seleucid attempts at reconquest.
All labels observed (3)
| Label | Occurrences |
|---|---|
| Euthydemus I of Bactria | 2 |
| King of Bactria | 2 |
| Euthydemus I canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T4247368 — 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: Euthydemus I Context triple: [Greco-Bactrian Kingdom, majorRuler, Euthydemus I]
-
A.
Euthydemus
Euthydemus is a Socratic dialogue by Plato that satirically examines sophistry and the nature of wisdom through conversations between Socrates and two eristic brothers.
-
B.
Hystaspes
Hystaspes was a Persian nobleman of the Achaemenid dynasty, best known as the father of King Darius I of Persia.
-
C.
Xoraxane Roma
Xoraxane Roma are a subgroup of the Romani people traditionally associated with Muslim cultural and religious influences, particularly in the Balkans and parts of Eastern Europe.
-
D.
Demetrius I Soter
Demetrius I Soter was a 2nd-century BC Seleucid king known for reclaiming the throne from usurpers and briefly restoring the strength of the Hellenistic Syrian kingdom.
-
E.
Demetrius II Nicator
Demetrius II Nicator was a Seleucid king of Syria in the 2nd century BCE, known for his turbulent reign marked by civil wars, foreign invasions, and repeated struggles to maintain control of his fractured empire.
- 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: Euthydemus I Target entity description: Euthydemus I was a prominent Hellenistic king who ruled the Greco-Bactrian Kingdom in the 3rd century BCE and successfully defended it against Seleucid attempts at reconquest.
-
A.
Euthydemus
Euthydemus is a Socratic dialogue by Plato that satirically examines sophistry and the nature of wisdom through conversations between Socrates and two eristic brothers.
-
B.
Hystaspes
Hystaspes was a Persian nobleman of the Achaemenid dynasty, best known as the father of King Darius I of Persia.
-
C.
Xoraxane Roma
Xoraxane Roma are a subgroup of the Romani people traditionally associated with Muslim cultural and religious influences, particularly in the Balkans and parts of Eastern Europe.
-
D.
Demetrius I Soter
Demetrius I Soter was a 2nd-century BC Seleucid king known for reclaiming the throne from usurpers and briefly restoring the strength of the Hellenistic Syrian kingdom.
-
E.
Demetrius II Nicator
Demetrius II Nicator was a Seleucid king of Syria in the 2nd century BCE, known for his turbulent reign marked by civil wars, foreign invasions, and repeated struggles to maintain control of his fractured empire.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
Greco-Bactrian king
ⓘ
Hellenistic ruler ⓘ historical figure ⓘ monarch ⓘ |
| allegiance | independent from Seleucid Empire ⓘ |
| approximateBirthCentury | 4th century BCE ⓘ |
| areaOfInfluence | Indo-Iranian borderlands ⓘ |
| capital | Bactra ⓘ |
| coinage |
bronze coins
ⓘ
silver tetradrachms ⓘ |
| conflict | Seleucid–Greco-Bactrian war ⓘ |
| countryRuled | Greco-Bactrian Kingdom ⓘ |
| culture | Hellenistic ⓘ |
| deathDate | circa early 2nd century BCE ⓘ |
| depictedOn | Hellenistic coins of Bactria ⓘ |
| dynasty | Euthydemid dynasty ⓘ |
| era | Hellenistic period ⓘ |
| ethnicGroup | Greek ⓘ |
| floruit | 3rd century BCE ⓘ |
| founded | Euthydemid dynasty ⓘ |
| historicalSignificance |
consolidated Greek rule in Central Asia
ⓘ
secured independence of Greco-Bactrian Kingdom from Seleucid control ⓘ |
| knownFrom |
ancient literary sources
ⓘ
numismatic evidence ⓘ |
| languageUsed | Greek ⓘ |
| legacy | paved the way for Greco-Bactrian expansion into India under Demetrius I ⓘ |
| mentionedIn | Polybius ⓘ |
| militaryAchievement | successful defense against Seleucid reconquest attempts ⓘ |
| notableEvent | defense of Bactria against Antiochus III ⓘ |
| opponent | Antiochus III the Great ⓘ |
| outcomeOfConflict | maintained independence of Greco-Bactrian Kingdom ⓘ |
| parentOf | Demetrius I of Bactria ⓘ |
| positionHeld |
King of Bactria
ⓘ
linked to:
Euthydemus I
|
| powerBase | Bactra ⓘ |
| predecessor |
Diodotus II
ⓘ
linked to:
Diodotus I
|
| regionRuled |
Bactria
ⓘ
Sogdiana ⓘ
linked to:
Sogdia
parts of Central Asia ⓘ |
| reignEnd | circa 200 BCE ⓘ |
| reignStart | circa 230 BCE ⓘ |
| royalHouse |
Euthydemid house
ⓘ
linked to:
Euthydemid dynasty
|
| spouse | unknown ⓘ |
| styleOfRule | Hellenistic monarchy ⓘ |
| successor | Demetrius I of Bactria ⓘ |
| title | Basileus (King) ⓘ |
| treatyResult | recognition of his royal title by the Seleucid Empire ⓘ |
| treatyWith | Antiochus III the Great ⓘ |
| usurpedFrom |
Diodotid dynasty
ⓘ
linked to:
Euthydemid dynasty
|
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: Euthydemus I Description of subject: Euthydemus I was a prominent Hellenistic king who ruled the Greco-Bactrian Kingdom in the 3rd century BCE and successfully defended it against Seleucid attempts at reconquest.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Euthydemus I
linked to: Euthydemus I
linked to: Euthydemus I
linked to: Euthydemus I