Treaty of Aberconwy
E883407
The Treaty of Aberconwy was a 1277 agreement between King Edward I of England and the Welsh prince Llywelyn ap Gruffudd that sharply curtailed Llywelyn’s power and marked a major step in the English conquest of Wales.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Treaty of Aberconwy canonical | 7 |
| Treaties of Wales | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T10729400 — 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: Treaty of Aberconwy Context triple: [Llywelyn ap Gruffudd, significantEvent, Treaty of Aberconwy]
-
A.
Treaty of Haddington
The Treaty of Haddington was a 1548 agreement between Scotland and France that arranged the future marriage of Mary, Queen of Scots, to the French dauphin in exchange for French military support against England.
-
B.
Treaty of Birgham
The Treaty of Birgham was a 1290 agreement intended to secure the independence of Scotland by arranging the marriage of Margaret, the Maid of Norway, to Edward of Caernarfon, while explicitly safeguarding Scottish laws and institutions.
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C.
Treaty of Edinburgh–Northampton
The Treaty of Edinburgh–Northampton was a 1328 peace agreement between England and Scotland in which England formally recognized Scottish independence under King Robert the Bruce.
-
D.
Treaty of Wallingford
The Treaty of Wallingford was a 1153 agreement that ended the civil war in England between supporters of King Stephen and Empress Matilda by recognizing Stephen as king while naming Matilda’s son Henry (the future Henry II) as his heir.
-
E.
Treaty of Berwick (1639)
The Treaty of Berwick (1639) was the agreement that ended the First Bishops' War between Charles I of England and the Scottish Covenanters, temporarily halting hostilities over church governance.
- 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: Treaty of Aberconwy Target entity description: The Treaty of Aberconwy was a 1277 agreement between King Edward I of England and the Welsh prince Llywelyn ap Gruffudd that sharply curtailed Llywelyn’s power and marked a major step in the English conquest of Wales.
-
A.
Treaty of Haddington
The Treaty of Haddington was a 1548 agreement between Scotland and France that arranged the future marriage of Mary, Queen of Scots, to the French dauphin in exchange for French military support against England.
-
B.
Treaty of Birgham
The Treaty of Birgham was a 1290 agreement intended to secure the independence of Scotland by arranging the marriage of Margaret, the Maid of Norway, to Edward of Caernarfon, while explicitly safeguarding Scottish laws and institutions.
-
C.
Treaty of Edinburgh–Northampton
The Treaty of Edinburgh–Northampton was a 1328 peace agreement between England and Scotland in which England formally recognized Scottish independence under King Robert the Bruce.
-
D.
Treaty of Wallingford
The Treaty of Wallingford was a 1153 agreement that ended the civil war in England between supporters of King Stephen and Empress Matilda by recognizing Stephen as king while naming Matilda’s son Henry (the future Henry II) as his heir.
-
E.
Treaty of Berwick (1639)
The Treaty of Berwick (1639) was the agreement that ended the First Bishops' War between Charles I of England and the Scottish Covenanters, temporarily halting hostilities over church governance.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf | medieval treaty ⓘ |
| appliesToTerritory |
Gwynedd
ⓘ
Perfeddwlad ⓘ parts of mid-Wales ⓘ |
| category |
1270s treaties
ⓘ
Treaties of England ⓘ Treaties of Wales ⓘ
linked to:
Treaty of Aberconwy
|
| conflict |
Welsh Wars of Edward I
ⓘ
linked to:
Welsh Wars
|
| country |
Kingdom of England
ⓘ
Principality of Wales ⓘ |
| dateSigned | 1277 ⓘ |
| effect |
limitation of the power of the Prince of Wales
ⓘ
major step in the English conquest of Wales ⓘ partition of Welsh territories ⓘ |
| follows |
First Welsh War
ⓘ
linked to:
Welsh Wars
|
| grantedTitle | Prince of Wales ⓘ |
| grantsTitleTo | Llywelyn ap Gruffudd ⓘ |
| hasConsequence |
increased English control of Welsh castles
ⓘ
submission of several Welsh rulers to Edward I ⓘ |
| historicalPeriod | 13th century ⓘ |
| imposedBy | Edward I of England ⓘ |
| language | Latin ⓘ |
| location |
Aberconwy
ⓘ
Conwy ⓘ Wales ⓘ |
| namedAfter | Aberconwy ⓘ |
| partOf | Edward I’s conquest of Wales ⓘ |
| precedes | Treaty of Rhuddlan ⓘ |
| recognizedAsOverlord | Edward I of England ⓘ |
| relatedTo |
Conquest of Wales by Edward I
ⓘ
linked to:
Welsh uprising of 1282–1283
Edward I of England ⓘ Llywelyn ap Gruffudd ⓘ |
| restricted | Llywelyn ap Gruffudd’s authority to parts of Gwynedd ⓘ |
| result |
English overlordship over much of Wales
ⓘ
recognition of Edward I’s authority in Wales ⓘ reduction of Llywelyn ap Gruffudd’s power ⓘ territorial losses for Llywelyn ap Gruffudd ⓘ |
| signatory |
Edward I of England
ⓘ
Kingdom of England ⓘ Llywelyn ap Gruffudd ⓘ Prince of Wales ⓘ
linked to:
Prince Edward of Wales
|
| topic |
Anglo-Welsh relations
ⓘ
English expansion in Britain ⓘ medieval Wales ⓘ |
| year | 1277 ⓘ |
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: Treaty of Aberconwy Description of subject: The Treaty of Aberconwy was a 1277 agreement between King Edward I of England and the Welsh prince Llywelyn ap Gruffudd that sharply curtailed Llywelyn’s power and marked a major step in the English conquest of Wales.
Referenced by (9)
Full triples — surface form annotated when it differs from this entity's canonical label.
linked to: Treaty of Aberconwy
linked to: Treaty of Aberconwy