Pitt Diamond
E218413
The Pitt Diamond is a famous large Indian-origin diamond once owned by the Pitt family and later part of the French Crown Jewels, now housed in the Louvre Museum.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pitt Diamond canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T1955288 — 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: Pitt Diamond Context triple: [Regent Diamond, alternativeName, Pitt Diamond]
-
A.
Evans Diamond
Evans Diamond is the home baseball stadium of the University of California, Berkeley Golden Bears.
-
B.
Discovery Point
Discovery Point is a maritime heritage museum in Dundee, Scotland, centered on the Antarctic research ship RRS Discovery and the city’s polar exploration history.
-
C.
Candlestick Park
Candlestick Park was a famed but notoriously windy and cold outdoor stadium in San Francisco that long served as the home of the Giants and 49ers and hosted major events including World Series games and NFL championships.
-
D.
Jubilee Park
Jubilee Park is a landscaped green space in London’s Canary Wharf district, featuring lawns, trees, and water features amid the surrounding office towers.
-
E.
Pierson Park
Pierson Park is a scenic waterfront park in Tarrytown, New York, known for its Hudson River views, recreational facilities, and community events.
- 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: Pitt Diamond Target entity description: The Pitt Diamond is a famous large Indian-origin diamond once owned by the Pitt family and later part of the French Crown Jewels, now housed in the Louvre Museum.
-
A.
Evans Diamond
Evans Diamond is the home baseball stadium of the University of California, Berkeley Golden Bears.
-
B.
Discovery Point
Discovery Point is a maritime heritage museum in Dundee, Scotland, centered on the Antarctic research ship RRS Discovery and the city’s polar exploration history.
-
C.
Candlestick Park
Candlestick Park was a famed but notoriously windy and cold outdoor stadium in San Francisco that long served as the home of the Giants and 49ers and hosted major events including World Series games and NFL championships.
-
D.
Jubilee Park
Jubilee Park is a landscaped green space in London’s Canary Wharf district, featuring lawns, trees, and water features amid the surrounding office towers.
-
E.
Pierson Park
Pierson Park is a scenic waterfront park in Tarrytown, New York, known for its Hudson River views, recreational facilities, and community events.
- F. None of above. chosen
Statements (30)
| Predicate | Object |
|---|---|
| instanceOf |
cut diamond
ⓘ
diamond ⓘ historical gemstone ⓘ |
| alsoKnownAs | Regent Diamond ⓘ |
| city | Paris ⓘ |
| collection |
French Crown Jewel
ⓘ
surface form:
French Crown Jewels
Louvre Museum ⓘ |
| color |
colorless
ⓘ
white ⓘ |
| country | France ⓘ |
| countryOfOrigin | India ⓘ |
| formerOwner |
French Crown Jewel
ⓘ
surface form:
French Crown
Pitt family ⓘ Thomas Pitt ⓘ |
| gemType | diamond gemstone ⓘ |
| hasOriginRegion |
South Asia
ⓘ
surface form:
Indian subcontinent
|
| historicalPeriod |
Ancien Régime
ⓘ
surface form:
Ancien Régime France
|
| location | Louvre Museum ⓘ |
| material | carbon ⓘ |
| notableFor |
Indian origin
ⓘ
association with French monarchy ⓘ exceptional clarity ⓘ large size ⓘ |
| placeOfDiscovery | India ⓘ |
| residence | Louvre Museum ⓘ |
| significantEvent |
acquisition by Thomas Pitt
ⓘ
display in the Louvre Museum ⓘ incorporation into French Crown Jewels ⓘ |
| usedAs |
crown jewel
ⓘ
ornament in royal regalia ⓘ |
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: Pitt Diamond Description of subject: The Pitt Diamond is a famous large Indian-origin diamond once owned by the Pitt family and later part of the French Crown Jewels, now housed in the Louvre Museum.
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.