Battle of Ipsus
E371893
The Battle of Ipsus was a decisive 301 BC clash among Alexander the Great’s former generals that reshaped the Hellenistic world by partitioning his empire into rival successor kingdoms.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Battle of Ipsus canonical | 9 |
| Battle of Ipsos | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T3507943 — 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: Battle of Ipsus Context triple: [Diadochi, notableEvent, Battle of Ipsus]
-
A.
Battle of Chaeronea
The Battle of Chaeronea (338 BC) was a decisive clash in which Philip II of Macedon, aided by his son Alexander the Great, defeated the combined forces of Athens and Thebes, paving the way for Macedonian dominance over Greece.
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B.
Battle of Magnesia
The Battle of Magnesia was a decisive 190 BC clash in Asia Minor in which Roman forces and their allies defeated the Seleucid king Antiochus III, marking a major shift of power in the Hellenistic world.
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C.
Battle of Heraclea
The Battle of Heraclea was a major 280 BC clash in southern Italy where King Pyrrhus of Epirus defeated the Romans in one of the earliest and most famous engagements of the Pyrrhic War.
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D.
Battle of Potidaea
The Battle of Potidaea was an early land and naval engagement between Athens and Corinthian-allied forces that helped spark and shape the opening phase of the Peloponnesian War.
-
E.
Battle of the Hydaspes
The Battle of the Hydaspes was a decisive 326 BC clash in Alexander the Great’s Indian campaign, where he defeated King Porus on the banks of the Hydaspes River (modern Jhelum) and secured his easternmost major conquest.
- 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: Battle of Ipsus Target entity description: The Battle of Ipsus was a decisive 301 BC clash among Alexander the Great’s former generals that reshaped the Hellenistic world by partitioning his empire into rival successor kingdoms.
-
A.
Battle of Chaeronea
The Battle of Chaeronea (338 BC) was a decisive clash in which Philip II of Macedon, aided by his son Alexander the Great, defeated the combined forces of Athens and Thebes, paving the way for Macedonian dominance over Greece.
-
B.
Battle of Magnesia
The Battle of Magnesia was a decisive 190 BC clash in Asia Minor in which Roman forces and their allies defeated the Seleucid king Antiochus III, marking a major shift of power in the Hellenistic world.
-
C.
Battle of Heraclea
The Battle of Heraclea was a major 280 BC clash in southern Italy where King Pyrrhus of Epirus defeated the Romans in one of the earliest and most famous engagements of the Pyrrhic War.
-
D.
Battle of Potidaea
The Battle of Potidaea was an early land and naval engagement between Athens and Corinthian-allied forces that helped spark and shape the opening phase of the Peloponnesian War.
-
E.
Battle of the Hydaspes
The Battle of the Hydaspes was a decisive 326 BC clash in Alexander the Great’s Indian campaign, where he defeated King Porus on the banks of the Hydaspes River (modern Jhelum) and secured his easternmost major conquest.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
Hellenistic-period battle
ⓘ
battle ⓘ |
| alsoKnownAs |
Battle of Ipsus
ⓘ
surface form:
Battle of Ipsos
|
| belligerent |
Antigonus I Monophthalmus
ⓘ
Cassander of Macedon ⓘ
surface form:
Cassander
Demetrius I of Macedon ⓘ Lysimachus ⓘ Seleucus I Nicator ⓘ |
| cause | power struggle among Alexander the Great's successors ⓘ |
| commander |
Antigonus I Monophthalmus
ⓘ
Cassander of Macedon ⓘ
surface form:
Cassander
Demetrius I of Macedon ⓘ Lysimachus ⓘ Seleucus I Nicator ⓘ |
| conflictIn | struggle for control of Alexander the Great's empire ⓘ |
| date | 301 BC ⓘ |
| era | Hellenistic period ⓘ |
| followedBy | further territorial settlements among the Diadochi ⓘ |
| historicalSignificance |
decisive battle in the Wars of the Diadochi
ⓘ
helped fix the division of Alexander the Great's empire into Hellenistic kingdoms ⓘ limited the power of the Antigonid dynasty to Macedonia and Greece ⓘ pivotal in the emergence of the Seleucid Empire ⓘ |
| involvedPerson |
Antigonus I Monophthalmus
ⓘ
Cassander of Macedon ⓘ
surface form:
Cassander
Demetrius I of Macedon ⓘ Lysimachus ⓘ Seleucus I Nicator ⓘ |
| locatedIn |
Asia Minor
ⓘ
Phrygia ⓘ |
| notableFeature | large number of Indian war elephants on the coalition side ⓘ |
| outcome |
consolidation of Seleucid control over much of Asia
ⓘ
end of Antigonid bid to reunite Alexander's empire ⓘ expansion of Lysimachus' territories in Asia Minor ⓘ |
| partOf | Wars of the Diadochi ⓘ |
| precededBy |
Battle of Salamis in Cyprus (306 BC)
ⓘ
surface form:
Battle of Salamis (306 BC)
|
| region |
Central Anatolia Region
ⓘ
surface form:
central Anatolia
|
| relatedTo | Alexander the Great ⓘ |
| result |
death of Antigonus I Monophthalmus
ⓘ
decisive defeat of Antigonus I Monophthalmus ⓘ victory of coalition of Seleucus I Nicator and Lysimachus ⓘ |
| tookPlaceNear | Ipsus ⓘ |
| usedMilitaryUnitType |
cavalry
ⓘ
phalanx infantry ⓘ war elephants ⓘ |
| year | 301 BC ⓘ |
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: Battle of Ipsus Description of subject: The Battle of Ipsus was a decisive 301 BC clash among Alexander the Great’s former generals that reshaped the Hellenistic world by partitioning his empire into rival successor kingdoms.
Referenced by (10)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Battle of Ipsos