Triple

T12808399
Position Surface form Disambiguated ID Type / Status
Subject Charles Remond Douglass E306203 entity
Predicate militaryUnit P1063 FINISHED
Object 5th Massachusetts Cavalry Regiment
The 5th Massachusetts Cavalry Regiment was an African American Union Army unit in the American Civil War, notable for being one of the few Black cavalry regiments and for its service in the final campaigns of the war.
E1003991 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: 5th Massachusetts Cavalry Regiment | Statement: [Charles Remond Douglass, militaryUnit, 5th Massachusetts Cavalry Regiment]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 5th Massachusetts Cavalry Regiment
Context triple: [Charles Remond Douglass, militaryUnit, 5th Massachusetts Cavalry Regiment]
  • A. 1st Massachusetts Cavalry
    The 1st Massachusetts Cavalry was a Union mounted regiment from Massachusetts that served prominently in the American Civil War, participating in numerous major campaigns and battles.
  • B. 55th Massachusetts Volunteer Infantry Regiment
    The 55th Massachusetts Volunteer Infantry Regiment was a Union Army unit in the American Civil War, formed as one of the earliest African American regiments and noted for its service and sacrifice following the example of the famed 54th Massachusetts.
  • C. 15th Massachusetts Volunteer Infantry Regiment
    The 15th Massachusetts Volunteer Infantry Regiment was a Union Army infantry unit from Massachusetts that served with distinction in major battles of the American Civil War, including Antietam and Gettysburg.
  • D. Massachusetts 2nd Cavalry Regiment
    The Massachusetts 2nd Cavalry Regiment was a Union mounted unit from Massachusetts that served in the American Civil War, noted for its scouting, raiding, and skirmishing duties.
  • E. Massachusetts 54th Volunteer Infantry Regiment
    The Massachusetts 54th Volunteer Infantry Regiment was one of the first official African American units in the Union Army during the American Civil War, renowned for its bravery in the assault on Fort Wagner.
  • 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: 5th Massachusetts Cavalry Regiment
Triple: [Charles Remond Douglass, militaryUnit, 5th Massachusetts Cavalry Regiment]
Generated description
The 5th Massachusetts Cavalry Regiment was an African American Union Army unit in the American Civil War, notable for being one of the few Black cavalry regiments and for its service in the final campaigns of the war.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 5th Massachusetts Cavalry Regiment
Target entity description: The 5th Massachusetts Cavalry Regiment was an African American Union Army unit in the American Civil War, notable for being one of the few Black cavalry regiments and for its service in the final campaigns of the war.
  • A. 1st Massachusetts Cavalry
    The 1st Massachusetts Cavalry was a Union mounted regiment from Massachusetts that served prominently in the American Civil War, participating in numerous major campaigns and battles.
  • B. 55th Massachusetts Volunteer Infantry Regiment
    The 55th Massachusetts Volunteer Infantry Regiment was a Union Army unit in the American Civil War, formed as one of the earliest African American regiments and noted for its service and sacrifice following the example of the famed 54th Massachusetts.
  • C. 15th Massachusetts Volunteer Infantry Regiment
    The 15th Massachusetts Volunteer Infantry Regiment was a Union Army infantry unit from Massachusetts that served with distinction in major battles of the American Civil War, including Antietam and Gettysburg.
  • D. Massachusetts 2nd Cavalry Regiment
    The Massachusetts 2nd Cavalry Regiment was a Union mounted unit from Massachusetts that served in the American Civil War, noted for its scouting, raiding, and skirmishing duties.
  • E. Massachusetts 54th Volunteer Infantry Regiment
    The Massachusetts 54th Volunteer Infantry Regiment was one of the first official African American units in the Union Army during the American Civil War, renowned for its bravery in the assault on Fort Wagner.
  • 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.