Battle of Mantineia (207 BC)
E775929
The Battle of Mantineia (207 BC) was a key engagement of the Social War in which the Achaean League, led by Philopoemen, decisively defeated Spartan forces, ending Sparta’s bid to regain regional power in the Peloponnese.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Battle of Mantineia (207 BC) canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T8954381 — 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 Mantineia (207 BC) Context triple: [Mantineia, battleOccurredHere, Battle of Mantineia (207 BC)]
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A.
Battle of Mantinea (418 BC)
The Battle of Mantinea (418 BC) was a major engagement of the Peloponnesian War in which Sparta decisively defeated a coalition led by Argos and Athens, reasserting its dominance in mainland Greece.
-
B.
Battle of Mantinea (362 BCE)
The Battle of Mantinea (362 BCE) was a decisive clash in ancient Greece in which Theban forces under Epaminondas defeated a Spartan-led coalition but lost their commander, effectively ending Theban hegemony and reshaping the balance of power among the Greek city-states.
-
C.
Battle of Mantinea
The Battle of Mantinea (362 BC) was a major clash in ancient Greece in which Theban general Epaminondas won a decisive but pyrrhic victory that led to his death and effectively ended Theban hegemony.
-
D.
Battle of Pydna (168 BC)
The Battle of Pydna (168 BC) was a decisive clash in which the Roman Republic crushed the Macedonian phalanx, ending the Antigonid dynasty and effectively dissolving the Macedonian Kingdom as an independent power.
-
E.
Battle of Coronea (394 BC)
The Battle of Coronea (394 BC) was a major land engagement in central Greece during the Corinthian War, where Spartan forces under King Agesilaus II fought a coalition of Greek city-states opposing Spartan hegemony.
- 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 Mantineia (207 BC) Target entity description: The Battle of Mantineia (207 BC) was a key engagement of the Social War in which the Achaean League, led by Philopoemen, decisively defeated Spartan forces, ending Sparta’s bid to regain regional power in the Peloponnese.
-
A.
Battle of Mantinea (418 BC)
The Battle of Mantinea (418 BC) was a major engagement of the Peloponnesian War in which Sparta decisively defeated a coalition led by Argos and Athens, reasserting its dominance in mainland Greece.
-
B.
Battle of Mantinea (362 BCE)
The Battle of Mantinea (362 BCE) was a decisive clash in ancient Greece in which Theban forces under Epaminondas defeated a Spartan-led coalition but lost their commander, effectively ending Theban hegemony and reshaping the balance of power among the Greek city-states.
-
C.
Battle of Mantinea
The Battle of Mantinea (362 BC) was a major clash in ancient Greece in which Theban general Epaminondas won a decisive but pyrrhic victory that led to his death and effectively ended Theban hegemony.
-
D.
Battle of Pydna (168 BC)
The Battle of Pydna (168 BC) was a decisive clash in which the Roman Republic crushed the Macedonian phalanx, ending the Antigonid dynasty and effectively dissolving the Macedonian Kingdom as an independent power.
-
E.
Battle of Coronea (394 BC)
The Battle of Coronea (394 BC) was a major land engagement in central Greece during the Corinthian War, where Spartan forces under King Agesilaus II fought a coalition of Greek city-states opposing Spartan hegemony.
- F. None of above. chosen
Statements (37)
| Predicate | Object |
|---|---|
| instanceOf |
ancient battle
ⓘ
battle ⓘ |
| associatedWith | Peloponnesian interstate rivalries in the 3rd century BC ⓘ |
| belligerent |
Achaean League
ⓘ
Sparta ⓘ |
| category |
3rd-century BC conflicts in Greece
ⓘ
Battles involving Sparta ⓘ Battles involving the Achaean League ⓘ |
| combatant |
Achaean League
ⓘ
Spartan state ⓘ
linked to:
Sparta
|
| commander |
Machanidas of Sparta
ⓘ
Philopoemen ⓘ |
| conflictIn | Social War in the Peloponnese ⓘ |
| consequence |
end of Sparta’s attempt to regain regional power in the Peloponnese
ⓘ
strengthening of Achaean League dominance in the Peloponnese ⓘ |
| date | 207 BC ⓘ |
| describedIn |
Plutarch’s Life of Philopoemen
ⓘ
linked to:
Life of Philopoemen
|
| era | Hellenistic period ⓘ |
| follows | earlier clashes between Achaean League and Sparta in the Social War ⓘ |
| hasPrimaryTheater | central Peloponnese ⓘ |
| historicalPeriod | 3rd century BC ⓘ |
| locatedIn |
Ancient Greece
ⓘ
linked to:
Greek Antiquity
Arcadia ⓘ Peloponnese ⓘ |
| notableFor |
death of Spartan ruler Machanidas
ⓘ
tactical leadership of Philopoemen ⓘ |
| opponentOf |
Machanidas of Sparta
ⓘ
Philopoemen ⓘ |
| outcome | decisive defeat of Sparta ⓘ |
| partOf |
Social War (220–217 BC)
ⓘ
history of Sparta ⓘ history of the Achaean League ⓘ |
| place | Mantineia ⓘ |
| relatedEvent | Spartan attempts to expand influence under Machanidas ⓘ |
| result | Achaean victory ⓘ |
| strategicSignificance | checked Spartan resurgence in southern Greece ⓘ |
| typeOfEngagement | pitched land battle ⓘ |
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 Mantineia (207 BC) Description of subject: The Battle of Mantineia (207 BC) was a key engagement of the Social War in which the Achaean League, led by Philopoemen, decisively defeated Spartan forces, ending Sparta’s bid to regain regional power in the Peloponnese.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.