Triple

T1617681

Position	Surface form	Disambiguated ID	Type / Status
Subject	Columbia Accident Investigation Board	`E34756`	entity
Predicate	chairperson	`P377`	FINISHED
Object	Admiral Harold W. Gehman Jr. Admiral Harold W. Gehman Jr. is a retired four-star U.S. Navy admiral known for leading major military commands and later heading high-profile national investigative commissions.	`E183139`	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: Admiral Harold W. Gehman Jr. | Statement: [Columbia Accident Investigation Board, chairperson, Admiral Harold W. Gehman Jr.]

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

Target entity: Admiral Harold W. Gehman Jr.
Context triple: [Columbia Accident Investigation Board, chairperson, Admiral Harold W. Gehman Jr.]

A. Admiral Wesley L. McDonald
Admiral Wesley L. McDonald was a United States Navy four-star admiral who served as Commander in Chief of the U.S. Atlantic Command and the U.S. Atlantic Fleet during the early 1980s.
B. Rear Admiral Willis A. Lee
Rear Admiral Willis A. Lee was a highly regarded U.S. Navy officer and battleship task force commander in the Pacific Theater of World War II, noted for his leadership in night surface actions and effective use of radar-directed gunfire.
C. Vice Admiral Joseph Metcalf III
Vice Admiral Joseph Metcalf III was a senior U.S. Navy officer best known for leading the American invasion of Grenada in 1983 and for his influential roles in modernizing naval warfare and joint operations.
D. Rear Admiral Daniel J. Callaghan
Rear Admiral Daniel J. Callaghan was a highly respected U.S. Navy officer of World War II who was posthumously awarded the Medal of Honor for his leadership and sacrifice during the early Pacific naval campaigns.
E. Rear Admiral Robert C. Giffen
Rear Admiral Robert C. Giffen was a senior United States Navy officer in World War II, noted for his leadership of cruiser and task force operations in the Atlantic and Pacific theaters.
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: Admiral Harold W. Gehman Jr.
Triple: [Columbia Accident Investigation Board, chairperson, Admiral Harold W. Gehman Jr.]

Generated description

Admiral Harold W. Gehman Jr. is a retired four-star U.S. Navy admiral known for leading major military commands and later heading high-profile national investigative commissions.

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

Target entity: Admiral Harold W. Gehman Jr.
Target entity description: Admiral Harold W. Gehman Jr. is a retired four-star U.S. Navy admiral known for leading major military commands and later heading high-profile national investigative commissions.

A. Admiral Wesley L. McDonald
Admiral Wesley L. McDonald was a United States Navy four-star admiral who served as Commander in Chief of the U.S. Atlantic Command and the U.S. Atlantic Fleet during the early 1980s.
B. Rear Admiral Willis A. Lee
Rear Admiral Willis A. Lee was a highly regarded U.S. Navy officer and battleship task force commander in the Pacific Theater of World War II, noted for his leadership in night surface actions and effective use of radar-directed gunfire.
C. Vice Admiral Joseph Metcalf III
Vice Admiral Joseph Metcalf III was a senior U.S. Navy officer best known for leading the American invasion of Grenada in 1983 and for his influential roles in modernizing naval warfare and joint operations.
D. Rear Admiral Daniel J. Callaghan
Rear Admiral Daniel J. Callaghan was a highly respected U.S. Navy officer of World War II who was posthumously awarded the Medal of Honor for his leadership and sacrifice during the early Pacific naval campaigns.
E. Rear Admiral Robert C. Giffen
Rear Admiral Robert C. Giffen was a senior United States Navy officer in World War II, noted for his leadership of cruiser and task force operations in the Atlantic and Pacific theaters.
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_69a885ffc5ec819091afa325d5f9611c`	completed	March 4, 2026, 7:20 p.m.
NER	Named-entity recognition	`batch_69a909addb348190a80a97422efcaa63`	completed	March 5, 2026, 4:42 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69ad51cf7b7c8190847ab6795fb5613b`	completed	March 8, 2026, 10:39 a.m.
NEDg	Description generation	`batch_69ad52dee83c819080b58e67dcd7bb2b`	completed	March 8, 2026, 10:43 a.m.
NED2	Entity disambiguation (via description)	`batch_69ad534ab0d88190acaa8a5e66fcb0d6`	completed	March 8, 2026, 10:45 a.m.

Created at: March 4, 2026, 7:28 p.m.