Sphacteria
E381376
Sphacteria is a small island off the southwestern coast of the Peloponnese in Greece, historically notable as the site of a major battle during the Peloponnesian War.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Sphacteria canonical | 4 |
How this entity was disambiguated
This entity first appeared as the object of triple T3713356 — 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: Sphacteria Context triple: [Demosthenes (general), campaignLocation, Sphacteria]
-
A.
League of Corinth
The League of Corinth was a federation of Greek city-states established under the hegemony of Philip II of Macedon to unify Greece and legitimize a collective campaign against the Persian Empire.
-
B.
Mytilenean Debate
The Mytilenean Debate is a famous episode in Thucydides’ History of the Peloponnesian War in which the Athenian Assembly fiercely reconsidered and ultimately moderated a previously decreed mass punishment of the rebellious city of Mytilene, highlighting tensions between justice, expediency, and imperial power.
-
C.
Laches
Laches is a Socratic dialogue by Plato that explores the nature of courage through conversations between Socrates and two Athenian generals.
-
D.
Athenian tribute of youths and maidens
The Athenian tribute of youths and maidens was a legendary periodic sacrifice of Athenian children sent to Crete to be devoured by the Minotaur, forming the backdrop for Theseus’s heroic slaying of the monster.
-
E.
Sacred Wars
Sacred Wars were a series of ancient Greek conflicts, primarily fought over control of the sacred sanctuary of Delphi and its oracle.
- 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: Sphacteria Target entity description: Sphacteria is a small island off the southwestern coast of the Peloponnese in Greece, historically notable as the site of a major battle during the Peloponnesian War.
-
A.
League of Corinth
The League of Corinth was a federation of Greek city-states established under the hegemony of Philip II of Macedon to unify Greece and legitimize a collective campaign against the Persian Empire.
-
B.
Mytilenean Debate
The Mytilenean Debate is a famous episode in Thucydides’ History of the Peloponnesian War in which the Athenian Assembly fiercely reconsidered and ultimately moderated a previously decreed mass punishment of the rebellious city of Mytilene, highlighting tensions between justice, expediency, and imperial power.
-
C.
Laches
Laches is a Socratic dialogue by Plato that explores the nature of courage through conversations between Socrates and two Athenian generals.
-
D.
Athenian tribute of youths and maidens
The Athenian tribute of youths and maidens was a legendary periodic sacrifice of Athenian children sent to Crete to be devoured by the Minotaur, forming the backdrop for Theseus’s heroic slaying of the monster.
-
E.
Sacred Wars
Sacred Wars were a series of ancient Greek conflicts, primarily fought over control of the sacred sanctuary of Delphi and its oracle.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
geographical feature
ⓘ
island ⓘ |
| administrativeRegion |
Peloponnese
ⓘ
surface form:
Region of Peloponnese
|
| battleOutcome | Athenian victory over Sparta at Sphacteria ⓘ |
| belongsTo | Regional Unit of Messenia ⓘ |
| capturedGroup |
Spartiates
ⓘ
surface form:
Spartan hoplites
|
| category |
Islands of Messenia
NERFINISHED
ⓘ
Landforms of Peloponnese ⓘ Locations of the Peloponnesian War ⓘ |
| conflictSideInvolved |
Athens
ⓘ
Sparta ⓘ |
| coordinateApprox | 36.9°N 21.7°E ⓘ |
| country | Greece ⓘ |
| era | Classical Greece ⓘ |
| hasAlternativeName |
Sfaktiria
ⓘ
Sphakteria ⓘ |
| hasFeature |
elongated shape
ⓘ
natural harbor protection ⓘ steep cliffs ⓘ |
| hasGreekName | Σφακτηρία ⓘ |
| hasNearbyIsland | Sphacteria islet group ⓘ |
| hasNearbySettlement |
Pylos
ⓘ
surface form:
Pylos town
|
| historicalEventLocation |
Battle of Sphacteria
ⓘ
surface form:
Battle of Sphacteria (425 BC)
Battle of Navarino in 1827 ⓘ
surface form:
Naval Battle of Navarino (1827) vicinity
|
| historicalRegion |
Messenia
ⓘ
surface form:
Ancient Messenia
|
| impact | shift in prestige during Peloponnesian War ⓘ |
| knownFor |
Battle of Sphacteria
ⓘ
Peloponnesian War history ⓘ |
| languageOfName | Greek ⓘ |
| locatedIn |
Ionian Sea
ⓘ
Mediterranean Sea ⓘ Messenia ⓘ Peloponnese ⓘ |
| locatedNear |
Bay of Navarino
ⓘ
surface form:
Navarino Bay
Pylos ⓘ |
| locatedOffCoastOf |
southwestern Greece
ⓘ
surface form:
southwestern Peloponnese
|
| mentionedIn |
History of the Peloponnesian War
ⓘ
surface form:
Thucydides' History of the Peloponnesian War
|
| partOf | Pylos island group NERFINISHED ⓘ |
| periodOfMajorBattle | 425 BC ⓘ |
| presentUse |
historical tourism
ⓘ
natural landscape appreciation ⓘ |
| separates |
Pylos
ⓘ
surface form:
Bay of Pylos
open Ionian Sea ⓘ |
| strategicImportance | control of access to Bay of Pylos ⓘ |
| timeZone |
Eastern European Summer Time
ⓘ
Eastern European Time ⓘ |
| usedFor |
military operations
ⓘ
naval base protection ⓘ |
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: Sphacteria Description of subject: Sphacteria is a small island off the southwestern coast of the Peloponnese in Greece, historically notable as the site of a major battle during the Peloponnesian War.
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Battle of Sphacteria