Ludlow Castle
E131813
Ludlow Castle is a medieval ruined fortress in the market town of Ludlow, England, historically significant as a royal stronghold and administrative center on the Welsh border.
All labels observed (4)
| Label | Occurrences |
|---|---|
| Ludlow Castle canonical | 11 |
| Ludlow Castle (site of former building) | 1 |
| Ludlow Castle, Shropshire, England | 1 |
| Norman Ludlow Castle | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T883337 — 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: Ludlow Castle Context triple: [Shropshire, contains, Ludlow Castle]
-
A.
Roxburgh Castle
Roxburgh Castle was a strategically important medieval fortress in the Scottish Borders that served as a royal residence and stronghold during the Wars of Scottish Independence.
-
B.
Wedderburn Castle
Wedderburn Castle is a historic Scottish country house renowned for its elegant neoclassical design by architect Robert Adam.
-
C.
Kinnaird Castle
Kinnaird Castle is a historic Scottish country house in Angus that has long served as the ancestral home of the Earls of Southesk.
-
D.
Blackness Castle
Blackness Castle is a 15th-century fortress on the Firth of Forth in Scotland, famed for its ship-like shape and long history as a royal castle, state prison, and military garrison.
-
E.
Goodrich Castle
Goodrich Castle is a well-preserved medieval fortress in Herefordshire, England, renowned for its dramatic hilltop setting above the River Wye and its impressive 12th–13th century stone architecture.
- 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: Ludlow Castle Target entity description: Ludlow Castle is a medieval ruined fortress in the market town of Ludlow, England, historically significant as a royal stronghold and administrative center on the Welsh border.
-
A.
Roxburgh Castle
Roxburgh Castle was a strategically important medieval fortress in the Scottish Borders that served as a royal residence and stronghold during the Wars of Scottish Independence.
-
B.
Wedderburn Castle
Wedderburn Castle is a historic Scottish country house renowned for its elegant neoclassical design by architect Robert Adam.
-
C.
Kinnaird Castle
Kinnaird Castle is a historic Scottish country house in Angus that has long served as the ancestral home of the Earls of Southesk.
-
D.
Blackness Castle
Blackness Castle is a 15th-century fortress on the Firth of Forth in Scotland, famed for its ship-like shape and long history as a royal castle, state prison, and military garrison.
-
E.
Goodrich Castle
Goodrich Castle is a well-preserved medieval fortress in Herefordshire, England, renowned for its dramatic hilltop setting above the River Wye and its impressive 12th–13th century stone architecture.
- F. None of above. chosen
Statements (60)
| Predicate | Object |
|---|---|
| instanceOf |
medieval castle
ⓘ
ruined fortress ⓘ scheduled monument ⓘ tourist attraction ⓘ |
| architecturalStyle |
Gothic architecture
ⓘ
Norman architecture ⓘ medieval architecture ⓘ |
| builder | Walter de Lacy ⓘ |
| constructionStart | late 11th century ⓘ |
| continent | Europe ⓘ |
| country | England ⓘ |
| currentCondition | ruin ⓘ |
| foundedBy | Walter de Lacy ⓘ |
| governedBy | Council of the Marches of Wales ⓘ |
| hasPart |
chapel of St Mary Magdalene
ⓘ
curtain wall ⓘ ditches ⓘ gatehouse ⓘ great hall ⓘ inner bailey ⓘ keep ⓘ outer bailey ⓘ postern gate ⓘ tower ⓘ |
| hasView |
Ludlow town
ⓘ
River Teme valley ⓘ
linked to:
River Teme
|
| heritageDesignation |
Grade I listed building
ⓘ
Scheduled Ancient Monument ⓘ |
| historicalRegion | Welsh Marches ⓘ |
| inception | c. 1075 ⓘ |
| locatedIn |
Ludlow
ⓘ
Shropshire ⓘ United Kingdom ⓘ Welsh Marches ⓘ West Midlands ⓘ
linked to:
Midlands, England
market town of Ludlow ⓘ |
| locatedOn |
River Teme
ⓘ
rocky promontory above the River Teme ⓘ |
| materialUsed | stone ⓘ |
| nearby |
Ludlow Bridge
ⓘ
Ludlow town centre ⓘ |
| notableResident |
Prince Arthur, Prince of Wales
ⓘ
linked to:
Arthur, Prince of Wales
Prince Edward, later Edward V ⓘ
linked to:
Edward V of England
|
| openToPublic | yes ⓘ |
| ownedBy | Earl of Powis ⓘ |
| region | border of England and Wales ⓘ |
| significantEvent |
Prince of Wales residence
ⓘ
Wars of the Roses activity ⓘ decline after abolition of Council of the Marches ⓘ seat of the Council of the Marches of Wales ⓘ served as administrative centre of the Welsh Marches ⓘ used as a royal stronghold on the Welsh border ⓘ |
| touristAttraction | Ludlow Castle tours ⓘ |
| usedFor |
administrative centre
ⓘ
cultural events ⓘ judicial functions ⓘ military stronghold ⓘ royal residence ⓘ tourism ⓘ weddings ⓘ |
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: Ludlow Castle Description of subject: Ludlow Castle is a medieval ruined fortress in the market town of Ludlow, England, historically significant as a royal stronghold and administrative center on the Welsh border.
Referenced by (14)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Civil Lines
linked to: Ludlow Castle
linked to: Ludlow Castle
subject linked to:
Buttercross
subject linked to:
Whitcliffe Common (nearby)