Triple
T2572625
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Black Canadians |
E57698
|
entity |
| Predicate | earliestDocumentedIndividuals |
P22779
|
FINISHED |
| Object |
Mathieu da Costa
Mathieu da Costa was an early 17th-century interpreter and navigator of African descent who is recognized as the first recorded Black person to have visited what is now Canada.
|
E280568
|
NE FINISHED |
How this triple was built (5 steps)
Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.
NER
Named-entity recognition
gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Mathieu da Costa | Statement: [Black Canadians, earliestDocumentedIndividuals, Mathieu da Costa]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Mathieu da Costa Context triple: [Black Canadians, earliestDocumentedIndividuals, Mathieu da Costa]
-
A.
Jeremias Posier
Jeremias Posier was an 18th-century jeweler best known for crafting the Imperial Crown of Russia used in the coronation of Russian emperors.
-
B.
Toussaint Bréda
Toussaint Bréda, better known as Toussaint Louverture, was the formerly enslaved leader who became the principal architect and military strategist of the Haitian Revolution and a founding figure of Haiti’s independence movement.
-
C.
Charles Barbaroux
Charles Barbaroux was a prominent French revolutionary politician and lawyer associated with the Girondin faction during the French Revolution.
-
D.
Gabriel Leveque
Gabriel Leveque was an artist known for creating religious murals, including notable works in Port-au-Prince’s Holy Trinity Cathedral.
-
E.
Antoine Étex
Antoine Étex was a 19th-century French sculptor, painter, and architect known for his Romantic and monumental works, including sculptures on the Arc de Triomphe in Paris.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Mathieu da Costa Triple: [Black Canadians, earliestDocumentedIndividuals, Mathieu da Costa]
Generated description
Mathieu da Costa was an early 17th-century interpreter and navigator of African descent who is recognized as the first recorded Black person to have visited what is now Canada.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Mathieu da Costa Target entity description: Mathieu da Costa was an early 17th-century interpreter and navigator of African descent who is recognized as the first recorded Black person to have visited what is now Canada.
-
A.
Jeremias Posier
Jeremias Posier was an 18th-century jeweler best known for crafting the Imperial Crown of Russia used in the coronation of Russian emperors.
-
B.
Toussaint Bréda
Toussaint Bréda, better known as Toussaint Louverture, was the formerly enslaved leader who became the principal architect and military strategist of the Haitian Revolution and a founding figure of Haiti’s independence movement.
-
C.
Charles Barbaroux
Charles Barbaroux was a prominent French revolutionary politician and lawyer associated with the Girondin faction during the French Revolution.
-
D.
Gabriel Leveque
Gabriel Leveque was an artist known for creating religious murals, including notable works in Port-au-Prince’s Holy Trinity Cathedral.
-
E.
Antoine Étex
Antoine Étex was a 19th-century French sculptor, painter, and architect known for his Romantic and monumental works, including sculptures on the Arc de Triomphe in Paris.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: earliestDocumentedIndividuals Context triple: [Black Canadians, earliestDocumentedIndividuals, Mathieu da Costa]
-
A.
historicalPeople
Indicates that the related entities are people who lived in or are associated with a past historical period or context.
-
B.
earliestKnownHolder
chosen
Indicates that the subject is the first known entity in time to have possessed, held, or been assigned the object.
-
C.
foundingAncestor
Indicates that one entity is the original progenitor or earliest known ancestor from whom another entity or lineage descends.
-
D.
historicalFigure
Indicates that an entity is recognized as a notable person from the past who played a significant role in history.
-
E.
pioneerOf
Indicates that an entity was among the first to develop, introduce, or significantly advance another entity, concept, or practice.
- F. None of above.
Provenance (6 batches)
The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.
| Step | Stage | Batch ID | Status | When |
|---|---|---|---|---|
| creating | Elicitation | batch_69ab4a51410081908501dcf8bad9adc4 |
completed | March 6, 2026, 9:42 p.m. |
| NER | Named-entity recognition | batch_69abd3853c848190970e8a2da16d726d |
completed | March 7, 2026, 7:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af657028f08190b461442bfc7489e1 |
completed | March 10, 2026, 12:27 a.m. |
| NEDg | Description generation | batch_69af6de00ff48190ba9198e91276ec3d |
completed | March 10, 2026, 1:03 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69af6f55bbb481908f75d923caeb8a1c |
completed | March 10, 2026, 1:09 a.m. |
| PD | Predicate disambiguation | batch_69abd0ce4dcc8190b17a65abf9bd1bb0 |
completed | March 7, 2026, 7:16 a.m. |
Created at: March 6, 2026, 9:48 p.m.