Triple

T1192942
Position Surface form Disambiguated ID Type / Status
Subject Siege of Petersburg E25602 entity
Predicate majorEngagement P1700 FINISHED
Object Battle of Fort Stedman
The Battle of Fort Stedman was a late-March 1865 Confederate breakout attempt against Union lines near Petersburg, Virginia, whose failure hastened the collapse of Robert E. Lee’s army and the end of the American Civil War.
E198418 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: Battle of Fort Stedman | Statement: [Siege of Petersburg, majorEngagement, Battle of Fort Stedman]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Battle of Fort Stedman
Context triple: [Siege of Petersburg, majorEngagement, Battle of Fort Stedman]
  • A. Battle of Cold Harbor
    The Battle of Cold Harbor was a major and notoriously bloody 1864 Civil War engagement near Richmond, Virginia, in which Confederate forces under Robert E. Lee repelled repeated Union assaults during Ulysses S. Grant’s Overland Campaign.
  • B. Battle of Spotsylvania Court House
    The Battle of Spotsylvania Court House was a major and brutal engagement of the American Civil War’s Overland Campaign in May 1864, marked by intense trench warfare and heavy casualties between Union forces under Ulysses S. Grant and Confederate forces under Robert E. Lee.
  • C. Battle of the Crater
    The Battle of the Crater was a notable and disastrous 1864 Union assault during the American Civil War, in which an underground mine explosion before Petersburg, Virginia, led to heavy Union casualties and a failed breakthrough.
  • D. Second Battle of Winchester
    The Second Battle of Winchester was a major Confederate victory in June 1863 during the American Civil War that opened the Shenandoah Valley for Robert E. Lee’s army and set the stage for the Gettysburg Campaign.
  • E. Battle of Fair Oaks
    The Battle of Fair Oaks, also known as the Battle of Seven Pines, was a major 1862 American Civil War engagement near Richmond, Virginia, that halted the Union advance during the Peninsula Campaign and led to Robert E. Lee taking command of the Confederate Army of Northern Virginia.
  • 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: Battle of Fort Stedman
Triple: [Siege of Petersburg, majorEngagement, Battle of Fort Stedman]
Generated description
The Battle of Fort Stedman was a late-March 1865 Confederate breakout attempt against Union lines near Petersburg, Virginia, whose failure hastened the collapse of Robert E. Lee’s army and the end of the American Civil War.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Battle of Fort Stedman
Target entity description: The Battle of Fort Stedman was a late-March 1865 Confederate breakout attempt against Union lines near Petersburg, Virginia, whose failure hastened the collapse of Robert E. Lee’s army and the end of the American Civil War.
  • A. Battle of Cold Harbor
    The Battle of Cold Harbor was a major and notoriously bloody 1864 Civil War engagement near Richmond, Virginia, in which Confederate forces under Robert E. Lee repelled repeated Union assaults during Ulysses S. Grant’s Overland Campaign.
  • B. Battle of Spotsylvania Court House
    The Battle of Spotsylvania Court House was a major and brutal engagement of the American Civil War’s Overland Campaign in May 1864, marked by intense trench warfare and heavy casualties between Union forces under Ulysses S. Grant and Confederate forces under Robert E. Lee.
  • C. Battle of the Crater
    The Battle of the Crater was a notable and disastrous 1864 Union assault during the American Civil War, in which an underground mine explosion before Petersburg, Virginia, led to heavy Union casualties and a failed breakthrough.
  • D. Second Battle of Winchester
    The Second Battle of Winchester was a major Confederate victory in June 1863 during the American Civil War that opened the Shenandoah Valley for Robert E. Lee’s army and set the stage for the Gettysburg Campaign.
  • E. Battle of Fair Oaks
    The Battle of Fair Oaks, also known as the Battle of Seven Pines, was a major 1862 American Civil War engagement near Richmond, Virginia, that halted the Union advance during the Peninsula Campaign and led to Robert E. Lee taking command of the Confederate Army of Northern Virginia.
  • 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_69a49429f5ec8190a6a205eb0ae81e5e completed March 1, 2026, 7:31 p.m.
NER Named-entity recognition batch_69a4bf15423481909cb3e661e58d3d94 completed March 1, 2026, 10:35 p.m.
NED1 Entity disambiguation (via context triple) batch_69ada957e50c8190a7ee94d4ce220ab8 completed March 8, 2026, 4:52 p.m.
NEDg Description generation batch_69adaab1fb6881908e0711ae1b69e2e5 completed March 8, 2026, 4:58 p.m.
NED2 Entity disambiguation (via description) batch_69adae9fdd3081908b1d9d7335cab1bd completed March 8, 2026, 5:15 p.m.
Created at: March 1, 2026, 7:45 p.m.