Curtana
E37696
Curtana is the ceremonial Sword of Mercy, a key piece of the British Crown Jewels traditionally borne in royal coronations.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Curtana canonical | 3 |
How this entity was disambiguated
This entity first appeared as the object of triple T290019 — 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: Curtana Context triple: [coronation of Queen Elizabeth II, usedRegalia, Curtana]
-
A.
Pragmatic Sanction of 1549
The Pragmatic Sanction of 1549 was an imperial decree by Charles V that unified his scattered Burgundian and Habsburg territories in the Low Countries into a single, hereditary political entity.
-
B.
Sigismund, Holy Roman Emperor
Sigismund, Holy Roman Emperor was a late medieval ruler who served as King of Hungary and Croatia, King of Germany, King of Bohemia, and Holy Roman Emperor, playing a central role in European politics and church affairs, including the Council of Constance.
-
C.
Charles IV, Holy Roman Emperor
Charles IV, Holy Roman Emperor, was a 14th-century ruler of the Holy Roman Empire and King of Bohemia who transformed Prague into a major political and cultural center of Europe.
-
D.
Charles VI, Holy Roman Emperor
Charles VI, Holy Roman Emperor was an early 18th-century Habsburg ruler best known for his efforts to secure the Pragmatic Sanction to ensure his daughter Maria Theresa’s succession and for leading the Austrian Monarchy through the final stages of the War of the Spanish Succession and subsequent European conflicts.
-
E.
Roger II of Sicily
Roger II of Sicily was a 12th-century Norman king who unified southern Italy and Sicily into a powerful, culturally diverse Mediterranean kingdom.
- 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: Curtana Target entity description: Curtana is the ceremonial Sword of Mercy, a key piece of the British Crown Jewels traditionally borne in royal coronations.
-
A.
Pragmatic Sanction of 1549
The Pragmatic Sanction of 1549 was an imperial decree by Charles V that unified his scattered Burgundian and Habsburg territories in the Low Countries into a single, hereditary political entity.
-
B.
Sigismund, Holy Roman Emperor
Sigismund, Holy Roman Emperor was a late medieval ruler who served as King of Hungary and Croatia, King of Germany, King of Bohemia, and Holy Roman Emperor, playing a central role in European politics and church affairs, including the Council of Constance.
-
C.
Charles IV, Holy Roman Emperor
Charles IV, Holy Roman Emperor, was a 14th-century ruler of the Holy Roman Empire and King of Bohemia who transformed Prague into a major political and cultural center of Europe.
-
D.
Charles VI, Holy Roman Emperor
Charles VI, Holy Roman Emperor was an early 18th-century Habsburg ruler best known for his efforts to secure the Pragmatic Sanction to ensure his daughter Maria Theresa’s succession and for leading the Austrian Monarchy through the final stages of the War of the Spanish Succession and subsequent European conflicts.
-
E.
Roger II of Sicily
Roger II of Sicily was a 12th-century Norman king who unified southern Italy and Sicily into a powerful, culturally diverse Mediterranean kingdom.
- F. None of above. chosen
Statements (46)
| Predicate | Object |
|---|---|
| instanceOf |
British Crown Jewel
ⓘ
Sword of Mercy ⓘ ceremonial sword ⓘ |
| associatedWith |
British monarchy
ⓘ
Crown Jewels of the United Kingdom ⓘ Kingdom of England ⓘ
surface form:
English monarchy
|
| carriedBy |
a great officer of state
ⓘ
a high-ranking noble ⓘ |
| country | United Kingdom ⓘ |
| culturalSignificance | important symbol in British state ceremonial ⓘ |
| depictedIn |
coronation iconography
ⓘ
official coronation portraits ⓘ |
| distinctFrom |
Sword of Spiritual Justice
ⓘ
Sword of Temporal Justice ⓘ |
| hasAlternativeName |
Sword of Mercy
ⓘ
Sword of Mercy of the Crown Jewels ⓘ |
| hasFunction |
ceremonial
ⓘ
symbolic ⓘ |
| hasNameOrigin | derived from the legendary sword of Ogier the Dane ⓘ |
| hasQuality |
bejewelled hilt
ⓘ
blunt tip ⓘ double-edged blade ⓘ gilded hilt ⓘ |
| hasType | state sword ⓘ |
| keptAt | Tower of London ⓘ |
| legalStatus | regalia ⓘ |
| maintainedBy |
Royal Collection Trust
ⓘ
Royal Household of the United Kingdom ⓘ
surface form:
Royal Household
|
| material |
gold
ⓘ
precious stones ⓘ steel ⓘ |
| notableFeature | truncated or squared-off point ⓘ |
| owner | the Crown ⓘ |
| partOf | Crown Jewels of the United Kingdom ⓘ |
| positionInSet | one of the three coronation swords ⓘ |
| presentDuring |
coronation service in Westminster Abbey
ⓘ
procession to the coronation ⓘ |
| religiousContext |
Anglican rite
ⓘ
surface form:
Church of England coronation rite
|
| symbolizes |
justice tempered with mercy
ⓘ
mercy ⓘ the royal prerogative of mercy ⓘ |
| use |
coronation ceremonies
ⓘ
royal investitures ⓘ symbolic representation of mercy ⓘ |
| usedIn |
coronation of British monarchs
ⓘ
coronation of English monarchs ⓘ |
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: Curtana Description of subject: Curtana is the ceremonial Sword of Mercy, a key piece of the British Crown Jewels traditionally borne in royal coronations.
Referenced by (3)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Sword of Mercy