Magna Carta Island
E834200
Magna Carta Island is a small island in the River Thames traditionally associated with the sealing of the Magna Carta in 1215.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Magna Carta Island canonical | 2 |
| Magna Carta Island, Wraysbury | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T9983190 — 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: Magna Carta Island Context triple: [Runnymede reach of the River Thames, hasNearbyLandmark, Magna Carta Island]
-
A.
Ten Pound Island
Ten Pound Island is a small island in Gloucester Harbor, Massachusetts, historically known for its maritime significance and coastal lighthouse.
-
B.
Drake's Island
Drake's Island is a small, historically fortified island in Plymouth Sound, England, known for its military heritage and scenic views from the Plymouth waterfront.
-
C.
Carlisle Island
Carlisle Island is a small, uninhabited volcanic island in the central Aleutian Islands of Alaska, forming part of the remote Islands of Four Mountains group.
-
D.
Isle of Grain
The Isle of Grain is a low-lying peninsula in Kent, England, known for its coastal marshes, industrial facilities, and strategic position at the confluence of the River Thames and River Medway.
-
E.
St Mary’s Island
St Mary’s Island is a small island at the mouth of the Gambia River that hosts The Gambia’s capital city, Banjul.
- 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: Magna Carta Island Target entity description: Magna Carta Island is a small island in the River Thames traditionally associated with the sealing of the Magna Carta in 1215.
-
A.
Ten Pound Island
Ten Pound Island is a small island in Gloucester Harbor, Massachusetts, historically known for its maritime significance and coastal lighthouse.
-
B.
Drake's Island
Drake's Island is a small, historically fortified island in Plymouth Sound, England, known for its military heritage and scenic views from the Plymouth waterfront.
-
C.
Carlisle Island
Carlisle Island is a small, uninhabited volcanic island in the central Aleutian Islands of Alaska, forming part of the remote Islands of Four Mountains group.
-
D.
Isle of Grain
The Isle of Grain is a low-lying peninsula in Kent, England, known for its coastal marshes, industrial facilities, and strategic position at the confluence of the River Thames and River Medway.
-
E.
St Mary’s Island
St Mary’s Island is a small island at the mouth of the Gambia River that hosts The Gambia’s capital city, Banjul.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
historic site
ⓘ
island ⓘ |
| architecturalStyle | Victorian (main house) ⓘ |
| associatedWithDate | 1215 ⓘ |
| associatedWithEvent | sealing of the Magna Carta ⓘ |
| coordinateSystem | WGS84 ⓘ |
| country | United Kingdom ⓘ |
| culturalSignificance | symbol of constitutional liberty ⓘ |
| disputedClaim | exact location of Magna Carta sealing ⓘ |
| distanceFromLondon | approximately 20 miles west ⓘ |
| hasAccess |
by boat
ⓘ
via private bridge ⓘ |
| hasAlternativeName |
Magna Carta Island, Wraysbury
ⓘ
linked to:
Magna Carta Island
|
| hasBuilding | Magna Carta House ⓘ |
| hasCommemoration | plaques about Magna Carta ⓘ |
| hasHeritageDesignation | Grade II listed ⓘ |
| hasPart |
Magna Carta House
ⓘ
medieval-style house ⓘ monuments commemorating Magna Carta ⓘ ornamental gardens ⓘ |
| heritageSignificance | site traditionally linked to Magna Carta ⓘ |
| historicalPeriod | medieval England (associated event) ⓘ |
| legalStatus | privately owned land ⓘ |
| locatedIn |
England
ⓘ
River Thames ⓘ
linked to:
Thames
United Kingdom ⓘ |
| locatedInAdministrativeTerritory |
Borough of Runnymede
ⓘ
linked to:
Runnymede Borough
|
| locatedInCounty |
Berkshire (river boundary area)
ⓘ
linked to:
Hampshire–Berkshire border
Surrey (historic association) ⓘ |
| locatedNear |
Runnymede
ⓘ
Wraysbury ⓘ |
| mentionedIn | local historical traditions ⓘ |
| nearbyPlace |
Ankerwycke
ⓘ
linked to:
Ankerwycke Priory
Ankerwycke Yew ⓘ Runnymede Meadows ⓘ
linked to:
Runnymede meadow
|
| nearestMajorCity |
London
ⓘ
linked to:
London, England
|
| notableFor | traditional site of Magna Carta sealing ⓘ |
| ownedBy | private owner ⓘ |
| partOf | River Thames islands ⓘ |
| region | South East England ⓘ |
| river |
River Thames
ⓘ
linked to:
Thames
|
| tourism | limited public access ⓘ |
| use |
historic landmark
ⓘ
private residence ⓘ |
| waterbodyType | river island ⓘ |
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: Magna Carta Island Description of subject: Magna Carta Island is a small island in the River Thames traditionally associated with the sealing of the Magna Carta in 1215.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Magna Carta Island