Triple

T11056891
Position Surface form Disambiguated ID Type / Status
Subject Harriet Tubman E261398 entity
Predicate spouse P13 FINISHED
Object John Tubman
John Tubman was the first husband of abolitionist Harriet Tubman, a free Black man living in Maryland before the American Civil War.
 E902722 NE FINISHED

Named-entity recognition

Before disambiguation, gpt-5-mini classified whether the object phrase is a named entity — the step behind the object's NE type shown above.

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: John Tubman | Statement: [Harriet Tubman, spouse, John Tubman]

Disambiguation candidates (2 decisions)

The exact options the model was shown at each disambiguation step, with the option it chose highlighted — the evidence behind this triple's disambiguated ids.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: John Tubman
Context triple: [Harriet Tubman, spouse, John Tubman]
  • A. William Walton Sharman
    William Walton Sharman was an American Hall of Fame basketball player and coach, best known for his sharpshooting with the Boston Celtics and later coaching the Los Angeles Lakers to an NBA championship.
  • B. Musa McKim
    Musa McKim was an American painter and poet associated with the New York School, known both for her own artistic work and as the wife and close creative partner of painter Philip Guston.
  • C. Papyrus Butler
    Papyrus Butler is an ancient Egyptian manuscript preserving a version of the Middle Kingdom literary tale known as "The Eloquent Peasant."
  • D. William T. Williams
    William T. Williams is an American abstract painter and influential figure in Black contemporary art who helped establish the Studio Museum in Harlem as a major institution for artists of African descent.
  • E. Leroy Hicks
    Leroy Hicks is an individual notable enough to be specifically recorded as a bearer of the surname Hicks, though widely recognized public information about him is limited.
  • 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: John Tubman
Target entity description: John Tubman was the first husband of abolitionist Harriet Tubman, a free Black man living in Maryland before the American Civil War.
  • A. William Walton Sharman
    William Walton Sharman was an American Hall of Fame basketball player and coach, best known for his sharpshooting with the Boston Celtics and later coaching the Los Angeles Lakers to an NBA championship.
  • B. Musa McKim
    Musa McKim was an American painter and poet associated with the New York School, known both for her own artistic work and as the wife and close creative partner of painter Philip Guston.
  • C. Papyrus Butler
    Papyrus Butler is an ancient Egyptian manuscript preserving a version of the Middle Kingdom literary tale known as "The Eloquent Peasant."
  • D. William T. Williams
    William T. Williams is an American abstract painter and influential figure in Black contemporary art who helped establish the Studio Museum in Harlem as a major institution for artists of African descent.
  • E. Leroy Hicks
    Leroy Hicks is an individual notable enough to be specifically recorded as a bearer of the surname Hicks, though widely recognized public information about him is limited.
  • F. None of above. chosen

How the object was described

The object's one-sentence description was generated by prompting gpt-5.1 with the object name and this triple as context.

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: John Tubman
Triple: [Harriet Tubman, spouse, John Tubman]
Generated description
John Tubman was the first husband of abolitionist Harriet Tubman, a free Black man living in Maryland before the American Civil War.

Provenance (5 batches)

Stage Batch ID Job type Status
creating batch_69d6aa98650481908609c7c56bfa7902 elicitation completed
NER batch_69d798a2404c819090cb0825a67a64fa ner completed
NED1 batch_69e3c86e0e6481908f091497313132c1 ned_source_triple completed
NED2 batch_69e3d014a644819092c76aa02b573ca9 ned_description completed
NEDg batch_69e3cefc00148190a1850dc6e31523c3 nedg completed
Created at: April 8, 2026, 9:26 p.m.