Triple

T12808413
Position Surface form Disambiguated ID Type / Status
Subject Charles Remond Douglass E306203 entity
Predicate burialPlace P196 FINISHED
Object Graceland Cemetery, Washington, D.C., United States
Graceland Cemetery in Washington, D.C., was a historic African American burial ground that served as the final resting place for many notable Black residents during the 19th and early 20th centuries.
E1003992 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: Graceland Cemetery, Washington, D.C., United States | Statement: [Charles Remond Douglass, burialPlace, Graceland Cemetery, Washington, D.C., United States]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Graceland Cemetery, Washington, D.C., United States
Context triple: [Charles Remond Douglass, burialPlace, Graceland Cemetery, Washington, D.C., United States]
  • A. Oak Hill Cemetery, Washington, D.C., United States
    Oak Hill Cemetery in Washington, D.C. is a historic 19th-century garden cemetery known for its picturesque landscape and notable burials, including members of prominent American political families.
  • B. Woodlawn Cemetery (Washington, D.C.)
    Woodlawn Cemetery (Washington, D.C.) is a historic burial ground in the nation’s capital known for being the final resting place of many prominent African American leaders and community figures.
  • C. Rock Creek Cemetery, Washington, D.C.
    Rock Creek Cemetery in Washington, D.C. is a historic 19th-century burial ground known for its notable interments and significant funerary art and sculpture.
  • D. Potter's Field, Washington, D.C.
    Potter's Field in Washington, D.C. was a public paupers' cemetery historically used for the unclaimed or indigent dead, including the burial of presidential assassin Charles J. Guiteau.
  • E. Mount Olivet Cemetery, Washington, D.C.
    Mount Olivet Cemetery in Washington, D.C. is a historic Catholic burial ground notable for being the final resting place of prominent figures including James Hoban, the architect of the White House.
  • 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: Graceland Cemetery, Washington, D.C., United States
Triple: [Charles Remond Douglass, burialPlace, Graceland Cemetery, Washington, D.C., United States]
Generated description
Graceland Cemetery in Washington, D.C., was a historic African American burial ground that served as the final resting place for many notable Black residents during the 19th and early 20th centuries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Graceland Cemetery, Washington, D.C., United States
Target entity description: Graceland Cemetery in Washington, D.C., was a historic African American burial ground that served as the final resting place for many notable Black residents during the 19th and early 20th centuries.
  • A. Oak Hill Cemetery, Washington, D.C., United States
    Oak Hill Cemetery in Washington, D.C. is a historic 19th-century garden cemetery known for its picturesque landscape and notable burials, including members of prominent American political families.
  • B. Woodlawn Cemetery (Washington, D.C.)
    Woodlawn Cemetery (Washington, D.C.) is a historic burial ground in the nation’s capital known for being the final resting place of many prominent African American leaders and community figures.
  • C. Rock Creek Cemetery, Washington, D.C.
    Rock Creek Cemetery in Washington, D.C. is a historic 19th-century burial ground known for its notable interments and significant funerary art and sculpture.
  • D. Potter's Field, Washington, D.C.
    Potter's Field in Washington, D.C. was a public paupers' cemetery historically used for the unclaimed or indigent dead, including the burial of presidential assassin Charles J. Guiteau.
  • E. Mount Olivet Cemetery, Washington, D.C.
    Mount Olivet Cemetery in Washington, D.C. is a historic Catholic burial ground notable for being the final resting place of prominent figures including James Hoban, the architect of the White House.
  • 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_69d7bdf46c448190b1faa55aaacb6317 completed April 9, 2026, 2:55 p.m.
NER Named-entity recognition batch_69d96e808130819080f404b3a7462c2e completed April 10, 2026, 9:41 p.m.
NED1 Entity disambiguation (via context triple) batch_69f68ec6556081909375fada79ddcb8c completed May 2, 2026, 11:54 p.m.
NEDg Description generation batch_69f68f8d2ca08190a385635fb6130a9f completed May 2, 2026, 11:58 p.m.
NED2 Entity disambiguation (via description) batch_69f69033a66481908bf4ae23fced5983 completed May 3, 2026, midnight
Created at: April 9, 2026, 5:31 p.m.