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.