Triple

T6913843

Position	Surface form	Disambiguated ID	Type / Status
Subject	Massachusetts regiments	`E159999`	entity
Predicate	hasPart	`P35`	FINISHED
Object	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.	`E633487`	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: 15th Massachusetts Volunteer Infantry Regiment | Statement: [Massachusetts regiments, hasPart, 15th Massachusetts Volunteer Infantry Regiment]

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

Target entity: 15th Massachusetts Volunteer Infantry Regiment
Context triple: [Massachusetts regiments, hasPart, 15th Massachusetts Volunteer Infantry Regiment]

A. 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.
B. 20th Massachusetts Volunteer Infantry Regiment
The 20th Massachusetts Volunteer Infantry Regiment was a distinguished Union Army unit in the American Civil War, noted for its heavy combat service and association with several prominent Harvard-educated officers.
C. 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.
D. 54th Massachusetts Volunteer Infantry Regiment
The 54th Massachusetts 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.
E. 15th Infantry Regiment
The 15th Infantry Regiment was a German Army unit in which future Field Marshal Friedrich Paulus served during his early military career.
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: 15th Massachusetts Volunteer Infantry Regiment
Triple: [Massachusetts regiments, hasPart, 15th Massachusetts Volunteer Infantry Regiment]

Generated description

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.

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

Target entity: 15th Massachusetts Volunteer Infantry Regiment
Target entity description: 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.

A. 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.
B. 20th Massachusetts Volunteer Infantry Regiment
The 20th Massachusetts Volunteer Infantry Regiment was a distinguished Union Army unit in the American Civil War, noted for its heavy combat service and association with several prominent Harvard-educated officers.
C. 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.
D. 54th Massachusetts Volunteer Infantry Regiment
The 54th Massachusetts 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.
E. 15th Infantry Regiment
The 15th Infantry Regiment was a German Army unit in which future Field Marshal Friedrich Paulus served during his early military career.
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_69c6883ab1008190a07129ff06f625d9`	completed	March 27, 2026, 1:38 p.m.
NER	Named-entity recognition	`batch_69c6d9dbca6c819091d8b65e54ada5d9`	completed	March 27, 2026, 7:26 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69c761800804819082320a03f035f05b`	completed	March 28, 2026, 5:05 a.m.
NEDg	Description generation	`batch_69c7629031608190b1ef76e969c97925`	completed	March 28, 2026, 5:09 a.m.
NED2	Entity disambiguation (via description)	`batch_69c76329a47081909b47894ba0e1cad1`	completed	March 28, 2026, 5:12 a.m.

Created at: March 27, 2026, 2:25 p.m.