Triple

T2789601
Position Surface form Disambiguated ID Type / Status
Subject Lewis Henry Douglass E61895 entity
Predicate sibling P363 FINISHED
Object Frederick Douglass Jr.
Frederick Douglass Jr. was an African American printer, editor, and civil rights activist, and the son of famed abolitionist Frederick Douglass.
E314982 NE FINISHED

How this triple was built (4 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: Frederick Douglass Jr. | Statement: [Lewis Henry Douglass, sibling, Frederick Douglass Jr.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Frederick Douglass Jr.
Context triple: [Lewis Henry Douglass, sibling, Frederick Douglass Jr.]
  • A. Frederick Douglass
    Frederick Douglass was a formerly enslaved African American abolitionist, orator, writer, and statesman whose autobiographies became foundational works in American and African American literature.
  • B. Lewis Henry Douglass
    Lewis Henry Douglass was the eldest son of abolitionist Frederick Douglass, known for his service as a Union soldier in the Civil War and his work as a typesetter and activist in Washington, D.C.
  • C. David Bates Douglass
    David Bates Douglass was a 19th-century American civil engineer and landscape designer known for his influential work on rural cemeteries and public grounds.
  • D. Martin Delany
    Martin Delany was a 19th-century African American abolitionist, writer, physician, and early Black nationalist leader who co-founded the antislavery newspaper The North Star with Frederick Douglass.
  • E. Douglass
    Douglass is a surname and given name most famously associated with Frederick Douglass, the 19th-century American abolitionist, writer, and orator.
  • 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: Frederick Douglass Jr.
Triple: [Lewis Henry Douglass, sibling, Frederick Douglass Jr.]
Generated description
Frederick Douglass Jr. was an African American printer, editor, and civil rights activist, and the son of famed abolitionist Frederick Douglass.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Frederick Douglass Jr.
Target entity description: Frederick Douglass Jr. was an African American printer, editor, and civil rights activist, and the son of famed abolitionist Frederick Douglass.
  • A. Frederick Douglass
    Frederick Douglass was a formerly enslaved African American abolitionist, orator, writer, and statesman whose autobiographies became foundational works in American and African American literature.
  • B. Lewis Henry Douglass
    Lewis Henry Douglass was the eldest son of abolitionist Frederick Douglass, known for his service as a Union soldier in the Civil War and his work as a typesetter and activist in Washington, D.C.
  • C. David Bates Douglass
    David Bates Douglass was a 19th-century American civil engineer and landscape designer known for his influential work on rural cemeteries and public grounds.
  • D. Martin Delany
    Martin Delany was a 19th-century African American abolitionist, writer, physician, and early Black nationalist leader who co-founded the antislavery newspaper The North Star with Frederick Douglass.
  • E. Douglass
    Douglass is a surname and given name most famously associated with Frederick Douglass, the 19th-century American abolitionist, writer, and orator.
  • F. None of above. chosen

Provenance (5 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_69ab4b7f51d881908768300ebd2fbdae completed March 6, 2026, 9:47 p.m.
NER Named-entity recognition batch_69abddb4ef3081909122840a357801bf completed March 7, 2026, 8:11 a.m.
NED1 Entity disambiguation (via context triple) batch_69b0fc4702348190bb0ca7426928ac52 completed March 11, 2026, 5:23 a.m.
NEDg Description generation batch_69b1016b00e88190be4f7a29a88fe2c3 completed March 11, 2026, 5:45 a.m.
NED2 Entity disambiguation (via description) batch_69b1028305a88190ae83d421a83440fd completed March 11, 2026, 5:49 a.m.
Created at: March 6, 2026, 9:58 p.m.