Triple

T741456
Position Surface form Disambiguated ID Type / Status
Subject Mount Olivet Cemetery, Frederick, Maryland E15252 entity
Predicate notableBurial P196 FINISHED
Object Roger Brooke Taney
Roger Brooke Taney was the fifth Chief Justice of the United States, best known for authoring the Supreme Court’s Dred Scott decision.
E103814 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: Roger Brooke Taney | Statement: [Mount Olivet Cemetery, Frederick, Maryland, notableBurial, Roger Brooke Taney]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Roger Brooke Taney
Context triple: [Mount Olivet Cemetery, Frederick, Maryland, notableBurial, Roger Brooke Taney]
  • A. Chief Justice Morrison R. Waite
    Chief Justice Morrison R. Waite was the seventh Chief Justice of the United States Supreme Court, serving from 1874 to 1888 and presiding over key Reconstruction-era and civil rights cases.
  • B. Salmon P. Chase
    Salmon P. Chase was a 19th-century American politician and jurist who served as U.S. Treasury Secretary during the Civil War and later as Chief Justice of the United States.
  • C. John Marshall
    John Marshall was the fourth Chief Justice of the United States, whose landmark opinions, especially in Marbury v. Madison, established the principle of judicial review and greatly strengthened the Supreme Court’s authority.
  • D. John W. Marshall
    John W. Marshall is an American lawyer and public official best known for serving as Virginia’s Secretary of Public Safety and as the son of U.S. Supreme Court Justice Thurgood Marshall.
  • E. Roger B. Taney Court
    The Roger B. Taney Court was the era of the U.S. Supreme Court (1836–1864) under Chief Justice Roger B. Taney, noted for landmark and controversial decisions including the Dred Scott ruling.
  • 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: Roger Brooke Taney
Triple: [Mount Olivet Cemetery, Frederick, Maryland, notableBurial, Roger Brooke Taney]
Generated description
Roger Brooke Taney was the fifth Chief Justice of the United States, best known for authoring the Supreme Court’s Dred Scott decision.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Roger Brooke Taney
Target entity description: Roger Brooke Taney was the fifth Chief Justice of the United States, best known for authoring the Supreme Court’s Dred Scott decision.
  • A. Chief Justice Morrison R. Waite
    Chief Justice Morrison R. Waite was the seventh Chief Justice of the United States Supreme Court, serving from 1874 to 1888 and presiding over key Reconstruction-era and civil rights cases.
  • B. Salmon P. Chase
    Salmon P. Chase was a 19th-century American politician and jurist who served as U.S. Treasury Secretary during the Civil War and later as Chief Justice of the United States.
  • C. John Marshall
    John Marshall was the fourth Chief Justice of the United States, whose landmark opinions, especially in Marbury v. Madison, established the principle of judicial review and greatly strengthened the Supreme Court’s authority.
  • D. John W. Marshall
    John W. Marshall is an American lawyer and public official best known for serving as Virginia’s Secretary of Public Safety and as the son of U.S. Supreme Court Justice Thurgood Marshall.
  • E. Roger B. Taney Court
    The Roger B. Taney Court was the era of the U.S. Supreme Court (1836–1864) under Chief Justice Roger B. Taney, noted for landmark and controversial decisions including the Dred Scott ruling.
  • 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_69a49358aa308190adbc9b5a0a2adcf9 completed March 1, 2026, 7:28 p.m.
NER Named-entity recognition batch_69a4a60e286c81908787a41cf9b9f150 completed March 1, 2026, 8:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69a7b83709248190bee17ec028b12bae completed March 4, 2026, 4:42 a.m.
NEDg Description generation batch_69a7b93aed5c8190b5a588ed4a5eb94d completed March 4, 2026, 4:46 a.m.
NED2 Entity disambiguation (via description) batch_69a7b9bb13f08190ad75518ba81b210d completed March 4, 2026, 4:48 a.m.
Created at: March 1, 2026, 7:37 p.m.