Heart of the Ocean necklace
E732654
The Heart of the Ocean necklace is a fictional, large blue diamond pendant central to the plot and romance of the 1997 film "Titanic."
All labels observed (2)
| Label | Occurrences |
|---|---|
| Heart of the Ocean necklace canonical | 5 |
| Heart of the Ocean (necklace) | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T8430502 — 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: Heart of the Ocean necklace Context triple: [Rose DeWitt Bukater, wearsItem, Heart of the Ocean necklace]
-
A.
Emerald Necklace
Emerald Necklace is a historic chain of interconnected parks and waterways in Boston and Brookline, Massachusetts, designed by Frederick Law Olmsted as an urban greenway.
-
B.
Queen’s Necklace
The Queen’s Necklace is a famous seaside promenade in Mumbai, India, renowned for its sweeping curve of streetlights that resemble a string of pearls when viewed at night.
-
C.
Sky Pearl Gold
Sky Pearl Gold is a mid-to-upper tier frequent flyer status level in the Sky Pearl Club loyalty program, offering enhanced travel benefits and privileges to its members.
-
D.
Diamonds and Pearls
Diamonds and Pearls is a 1991 studio album by Prince and his backing band the New Power Generation, known for blending pop, R&B, funk, and rock into one of his most commercially successful releases.
-
E.
Necklace of Harmonia
The Necklace of Harmonia is a legendary cursed jewel of Greek mythology that brings misfortune and tragedy to all who possess it.
- 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: Heart of the Ocean necklace Target entity description: The Heart of the Ocean necklace is a fictional, large blue diamond pendant central to the plot and romance of the 1997 film "Titanic."
-
A.
Emerald Necklace
Emerald Necklace is a historic chain of interconnected parks and waterways in Boston and Brookline, Massachusetts, designed by Frederick Law Olmsted as an urban greenway.
-
B.
Queen’s Necklace
The Queen’s Necklace is a famous seaside promenade in Mumbai, India, renowned for its sweeping curve of streetlights that resemble a string of pearls when viewed at night.
-
C.
Sky Pearl Gold
Sky Pearl Gold is a mid-to-upper tier frequent flyer status level in the Sky Pearl Club loyalty program, offering enhanced travel benefits and privileges to its members.
-
D.
Diamonds and Pearls
Diamonds and Pearls is a 1991 studio album by Prince and his backing band the New Power Generation, known for blending pop, R&B, funk, and rock into one of his most commercially successful releases.
-
E.
Necklace of Harmonia
The Necklace of Harmonia is a legendary cursed jewel of Greek mythology that brings misfortune and tragedy to all who possess it.
- F. None of above. chosen
Statements (41)
| Predicate | Object |
|---|---|
| instanceOf |
fictional diamond
ⓘ
fictional jewelry item ⓘ film prop ⓘ |
| appearsInScene |
drawing scene of Rose
ⓘ
final scenes with elderly Rose ⓘ |
| associatedWithCharacter |
Jack Dawson
ⓘ
Rose DeWitt Bukater ⓘ |
| associatedWithTheme |
class difference
ⓘ
loss ⓘ romantic longing ⓘ |
| centralTo |
plot of Titanic (1997 film)
ⓘ
romance storyline of Titanic (1997 film) ⓘ |
| color | blue ⓘ |
| component | pendant ⓘ |
| countryOfOrigin |
United States (fictional creation)
ⓘ
linked to:
United States (fictional setting)
|
| culturalImpact | iconic symbol of the film Titanic ⓘ |
| directorWork | James Cameron ⓘ |
| fictionalIn |
Titanic (1997 film)
ⓘ
linked to:
Titanic
|
| fictionalStatus | does not exist in real history of RMS Titanic ⓘ |
| finalFateInFilm | dropped into the ocean by elderly Rose ⓘ |
| franchise |
Titanic (1997 film)
ⓘ
linked to:
Titanic
|
| gemstoneType | diamond ⓘ |
| genreContext | romantic disaster film ⓘ |
| givenBy | Caledon Hockley ⓘ |
| givenTo | Rose DeWitt Bukater ⓘ |
| inspiredBy | Hope Diamond ⓘ |
| jewelryType | necklace ⓘ |
| languageOfWork | English ⓘ |
| medium | film ⓘ |
| plotFunction | MacGuffin ⓘ |
| portrayedByProp | blue cubic zirconia pendant in filming ⓘ |
| productionCompanyContext |
20th Century Fox
ⓘ
Paramount Pictures ⓘ |
| settingOfFinalFate | above wreck of RMS Titanic ⓘ |
| sizeDescription | large ⓘ |
| symbolism |
love
ⓘ
memory ⓘ sacrifice ⓘ status ⓘ wealth ⓘ |
| yearOfFirstAppearance | 1997 ⓘ |
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: Heart of the Ocean necklace Description of subject: The Heart of the Ocean necklace is a fictional, large blue diamond pendant central to the plot and romance of the 1997 film "Titanic."
Referenced by (7)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject linked to:
Old Rose Dawson Calvert in Titanic
linked to: Heart of the Ocean necklace
subject linked to:
Old Rose Dawson Calvert in Titanic
linked to: Heart of the Ocean necklace