Triple

T20033394

Position	Surface form	Disambiguated ID	Type / Status
Subject	Gettysburg Union units and formations	`E497194`	entity
Predicate	hasPart	`P35`	FINISHED
Object	2nd Brigade, 1st Division, I Corps (Union Army) The 2nd Brigade, 1st Division, I Corps (Union Army) was a Union infantry brigade that fought as part of the Army of the Potomac during the American Civil War, including at the Battle of Gettysburg.	`E1407268`	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: 2nd Brigade, 1st Division, I Corps (Union Army) | Statement: [Gettysburg Union units and formations, hasPart, 2nd Brigade, 1st Division, I Corps (Union Army)]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: 2nd Brigade, 1st Division, I Corps (Union Army)
Context triple: [Gettysburg Union units and formations, hasPart, 2nd Brigade, 1st Division, I Corps (Union Army)]

A. 2nd Brigade
2nd Brigade is a major combat formation of the Danish Army responsible for leading and coordinating multiple battalions in national defense and international operations.
B. 2nd Brigade
2nd Brigade is a major combat unit within the U.S. Army’s 1st Infantry Division, known for its role in frontline operations and deployments.
C. II Corps (Union Army of the Potomac)
II Corps of the Union Army of the Potomac was a major Civil War field corps renowned for its pivotal combat role and heavy engagement in key battles such as Antietam, Fredericksburg, Chancellorsville, and Gettysburg.
D. 2nd Division, XI Corps
The 2nd Division, XI Corps was a Union Army infantry division in the American Civil War, noted for its service in major Eastern Theater campaigns under the Army of the Potomac.
E. 1st Division, II Corps
The 1st Division of the Union Army’s II Corps was a key infantry formation in the Army of the Potomac during the American Civil War, noted for its heavy engagement in major Eastern Theater battles under commanders such as Francis Channing Barlow.
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: 2nd Brigade, 1st Division, I Corps (Union Army)
Triple: [Gettysburg Union units and formations, hasPart, 2nd Brigade, 1st Division, I Corps (Union Army)]

Generated description

The 2nd Brigade, 1st Division, I Corps (Union Army) was a Union infantry brigade that fought as part of the Army of the Potomac during the American Civil War, including at the Battle of Gettysburg.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: 2nd Brigade, 1st Division, I Corps (Union Army)
Target entity description: The 2nd Brigade, 1st Division, I Corps (Union Army) was a Union infantry brigade that fought as part of the Army of the Potomac during the American Civil War, including at the Battle of Gettysburg.

A. 2nd Brigade
2nd Brigade is a major combat formation of the Danish Army responsible for leading and coordinating multiple battalions in national defense and international operations.
B. 2nd Brigade
2nd Brigade is a major combat unit within the U.S. Army’s 1st Infantry Division, known for its role in frontline operations and deployments.
C. II Corps (Union Army of the Potomac)
II Corps of the Union Army of the Potomac was a major Civil War field corps renowned for its pivotal combat role and heavy engagement in key battles such as Antietam, Fredericksburg, Chancellorsville, and Gettysburg.
D. 2nd Division, XI Corps
The 2nd Division, XI Corps was a Union Army infantry division in the American Civil War, noted for its service in major Eastern Theater campaigns under the Army of the Potomac.
E. 1st Division, II Corps
The 1st Division of the Union Army’s II Corps was a key infantry formation in the Army of the Potomac during the American Civil War, noted for its heavy engagement in major Eastern Theater battles under commanders such as Francis Channing Barlow.
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_69da627278c88190babe4297a9df1236`	completed	April 11, 2026, 3:02 p.m.
NER	Named-entity recognition	`batch_69e66293e3908190ade07ba9e09da803`	completed	April 20, 2026, 5:29 p.m.
NED1	Entity disambiguation (via context triple)	`batch_6a080e35085881909bdc753f10ab4425`	completed	May 16, 2026, 6:27 a.m.
NEDg	Description generation	`batch_6a080f3a5ab0819093534216f3b45b30`	completed	May 16, 2026, 6:31 a.m.
NED2	Entity disambiguation (via description)	`batch_6a080f8bb81c819098d39ad6e1642aa8`	completed	May 16, 2026, 6:32 a.m.

Created at: April 11, 2026, 3:36 p.m.