Madog ap Gruffydd Maelor
E924033
Madog ap Gruffydd Maelor was a 13th-century Welsh prince of Powys Fadog known for his regional rule and patronage of religious institutions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Madog ap Gruffydd Maelor canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11201453 — 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: Madog ap Gruffydd Maelor Context triple: [Valle Crucis Abbey, foundedBy, Madog ap Gruffydd Maelor]
-
A.
Madog ap Llywelyn
Madog ap Llywelyn was a Welsh nobleman who led a major revolt against English rule in Wales in 1294–1295, briefly styling himself Prince of Wales.
-
B.
Iorwerth Drwyndwn
Iorwerth Drwyndwn was a 12th-century Welsh prince of Gwynedd, notable as the disinherited elder son of Owain Gwynedd and the father of Llywelyn the Great.
-
C.
Owain
Owain is a given name of Welsh origin, traditionally borne by several figures in Welsh mythology and medieval literature.
-
D.
Hywel Dda
Hywel Dda was a 10th-century Welsh king renowned for codifying Welsh law and uniting much of Wales under his rule.
-
E.
Myrddin Wyllt
Myrddin Wyllt is a legendary mad prophet and wild man of the woods from early Welsh tradition, often seen as a historical and mythological precursor to the later figure of Merlin.
- 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: Madog ap Gruffydd Maelor Target entity description: Madog ap Gruffydd Maelor was a 13th-century Welsh prince of Powys Fadog known for his regional rule and patronage of religious institutions.
-
A.
Madog ap Llywelyn
Madog ap Llywelyn was a Welsh nobleman who led a major revolt against English rule in Wales in 1294–1295, briefly styling himself Prince of Wales.
-
B.
Iorwerth Drwyndwn
Iorwerth Drwyndwn was a 12th-century Welsh prince of Gwynedd, notable as the disinherited elder son of Owain Gwynedd and the father of Llywelyn the Great.
-
C.
Owain
Owain is a given name of Welsh origin, traditionally borne by several figures in Welsh mythology and medieval literature.
-
D.
Hywel Dda
Hywel Dda was a 10th-century Welsh king renowned for codifying Welsh law and uniting much of Wales under his rule.
-
E.
Myrddin Wyllt
Myrddin Wyllt is a legendary mad prophet and wild man of the woods from early Welsh tradition, often seen as a historical and mythological precursor to the later figure of Merlin.
- F. None of above. chosen
Statements (31)
| Predicate | Object |
|---|---|
| instanceOf |
Welsh prince
ⓘ
medieval ruler ⓘ nobleman ⓘ |
| centuryOfActivity | 13th century ⓘ |
| countryOfCitizenship | Wales ⓘ |
| culture | Welsh medieval aristocratic culture ⓘ |
| ethnicGroup | Welsh ⓘ |
| father | Gruffydd Maelor I NERFINISHED ⓘ |
| givenName | Madog NERFINISHED ⓘ |
| languageOfUse | Welsh ⓘ |
| memberOfDynasty | Mathrafal dynasty NERFINISHED ⓘ |
| mother | Angharad ferch Owain NERFINISHED ⓘ |
| nativeLanguage | Welsh ⓘ |
| nobleFamily | House of Powys Fadog NERFINISHED ⓘ |
| nobleTitle |
lord
ⓘ
prince ⓘ |
| notableFor |
patronage of religious houses
ⓘ
role in regional Welsh politics ⓘ rule of Powys Fadog ⓘ |
| partOf | medieval Welsh principalities ⓘ |
| patronage |
Cistercian foundations
ⓘ
monastic houses ⓘ religious institutions ⓘ |
| positionHeld |
Lord of Powys Fadog
NERFINISHED
ⓘ
Prince of Powys Fadog NERFINISHED ⓘ |
| regionAssociatedWith |
borderlands with England
ⓘ
north-east Wales NERFINISHED ⓘ |
| religion | Christianity ⓘ |
| sharesNameWith | Madog ap Gruffudd Maelor NERFINISHED ⓘ |
| territoryRuled |
Powys Fadog
NERFINISHED
ⓘ
northern Powys NERFINISHED ⓘ |
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: Madog ap Gruffydd Maelor Description of subject: Madog ap Gruffydd Maelor was a 13th-century Welsh prince of Powys Fadog known for his regional rule and patronage of religious institutions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.