Isla de los Faisanes del Bidasoa
E1008702
Isla de los Faisanes del Bidasoa is a small, uninhabited river island in the Bidasoa River that serves as a unique Franco-Spanish condominium, with joint sovereignty alternating between France and Spain.
All labels observed (7)
How this entity was disambiguated
This entity first appeared as the object of triple T12917573 — 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: Isla de los Faisanes del Bidasoa Context triple: [Île des Faisans, alsoKnownAs, Isla de los Faisanes del Bidasoa]
-
A.
Isla de León
Isla de León is a historic island in the Bay of Cádiz in southern Spain, known for its strategic military importance and as the site of the city of San Fernando.
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B.
Isla Cabeza de Mechudo
Isla Cabeza de Mechudo is a small, sparsely inhabited island in the Gulf of California off the coast of Baja California, Mexico, known for its rugged desert landscape and rich marine life.
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C.
Brocoió Island
Brocoió Island is a small island located within Guanabara Bay in the state of Rio de Janeiro, Brazil.
-
D.
Ínsula Barataria
Ínsula Barataria is the fictional island governorship granted as a prank to Sancho Panza in Miguel de Cervantes' novel "Don Quixote."
-
E.
Isla Cerralvo
Isla Cerralvo is a sparsely inhabited Mexican island in the Gulf of California known for its rich marine life, sport fishing, and relatively untouched natural landscapes.
- 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: Isla de los Faisanes del Bidasoa Target entity description: Isla de los Faisanes del Bidasoa is a small, uninhabited river island in the Bidasoa River that serves as a unique Franco-Spanish condominium, with joint sovereignty alternating between France and Spain.
-
A.
Isla de León
Isla de León is a historic island in the Bay of Cádiz in southern Spain, known for its strategic military importance and as the site of the city of San Fernando.
-
B.
Isla Cabeza de Mechudo
Isla Cabeza de Mechudo is a small, sparsely inhabited island in the Gulf of California off the coast of Baja California, Mexico, known for its rugged desert landscape and rich marine life.
-
C.
Brocoió Island
Brocoió Island is a small island located within Guanabara Bay in the state of Rio de Janeiro, Brazil.
-
D.
Ínsula Barataria
Ínsula Barataria is the fictional island governorship granted as a prank to Sancho Panza in Miguel de Cervantes' novel "Don Quixote."
-
E.
Isla Cerralvo
Isla Cerralvo is a sparsely inhabited Mexican island in the Gulf of California known for its rich marine life, sport fishing, and relatively untouched natural landscapes.
- F. None of above. chosen
Statements (48)
| Predicate | Object |
|---|---|
| instanceOf |
condominium
ⓘ
river island ⓘ territorial exclave ⓘ |
| administratedBy |
France
NERFINISHED
ⓘ
Spain NERFINISHED ⓘ |
| administrationFromFrenchSide | Hendaye NERFINISHED ⓘ |
| administrationFromSpanishSide | Irun NERFINISHED ⓘ |
| administrativeAlternationPeriod | 6 months ⓘ |
| alsoKnownAs |
Isla de los Faisanes
NERFINISHED
ⓘ
Pheasant Island NERFINISHED ⓘ Île des Faisans NERFINISHED ⓘ |
| area |
approximately 0.0068 square kilometres
ⓘ
approximately 0.68 hectares ⓘ |
| borderFunction | marks part of the border between France and Spain ⓘ |
| category |
France–Spain border
NERFINISHED
ⓘ
International territorial disputes ⓘ Islands of France ⓘ Islands of Spain ⓘ Islands of the Bidasoa River ⓘ |
| country |
France
ⓘ
Spain ⓘ |
| event | marriage meeting of Louis XIV of France and Maria Theresa of Spain ⓘ |
| governingPrinciple | Franco-Spanish condominium ⓘ |
| historicalUse | site of diplomatic meetings ⓘ |
| legalStatus | shared sovereignty territory ⓘ |
| length | approximately 200 metres ⓘ |
| locatedIn | Bidasoa River NERFINISHED ⓘ |
| locatedInCountry |
France
ⓘ
Spain NERFINISHED ⓘ |
| locatedInEstuaryOf | Bidasoa River NERFINISHED ⓘ |
| locatedInRegion |
Basque Country
NERFINISHED
ⓘ
Nouvelle-Aquitaine NERFINISHED ⓘ |
| locatedInRiver | Bidasoa River NERFINISHED ⓘ |
| locatedNear |
Hendaye
NERFINISHED
ⓘ
Irun NERFINISHED ⓘ |
| locatedOnBorderBetween |
France
NERFINISHED
ⓘ
Spain NERFINISHED ⓘ |
| notableTreatySigned | Treaty of the Pyrenees GENERATED ⓘ |
| permanentPopulation | no ⓘ |
| population | 0 ⓘ |
| sovereignty |
France
NERFINISHED
ⓘ
Spain NERFINISHED ⓘ |
| sovereigntyArrangement | joint Franco-Spanish sovereignty ⓘ |
| sovereigntyRotation | alternating between France and Spain ⓘ |
| sovereigntyType | condominium ⓘ |
| treatyYear | 1659 ⓘ |
| uninhabited | true ⓘ |
| width | approximately 40 metres ⓘ |
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: Isla de los Faisanes del Bidasoa Description of subject: Isla de los Faisanes del Bidasoa is a small, uninhabited river island in the Bidasoa River that serves as a unique Franco-Spanish condominium, with joint sovereignty alternating between France and Spain.
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
this entity surface form:
Isla de los Faisanes en el Bidasoa
this entity surface form:
Isla de los Faisanes (Bidasoa)
this entity surface form:
Isla de los Faisanes (Isla de los Faisanes del Bidasoa)
this entity surface form:
Isla de los Faisanes (Isla de los Faisanes del río Bidasoa)
this entity surface form:
Isla de los Faisanes (Isla de los Faisanes del Bidasoa, río Bidasoa)
this entity surface form:
Isla de los Faisanes (Isla de los Faisanes del río Bidasoa, Bidasoa)