Triple

T53607

Position	Surface form	Disambiguated ID	Type / Status
Subject	Manhattan Engineer District	`E1056`	entity
Predicate	alsoKnownAs	`P39`	FINISHED
Object	Manhattan Engineer District of the U.S. Army Corps of Engineers	`E1056`	NE FINISHED

How this triple was built (2 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: Manhattan Engineer District of the U.S. Army Corps of Engineers | Statement: [Manhattan Engineer District, alsoKnownAs, Manhattan Engineer District of the U.S. Army Corps of Engineers]

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

Target entity: Manhattan Engineer District of the U.S. Army Corps of Engineers
Context triple: [Manhattan Engineer District, alsoKnownAs, Manhattan Engineer District of the U.S. Army Corps of Engineers]

A. Manhattan Engineer District of the U.S. Army Corps of Engineers chosen
The Manhattan Engineer District of the U.S. Army Corps of Engineers was the wartime administrative and engineering organization that managed the United States’ top-secret effort to develop the first atomic weapons during World War II.
B. U.S. Army Corps of Engineers
The U.S. Army Corps of Engineers is a federal agency within the U.S. Department of Defense responsible for designing, building, and maintaining military and civil engineering projects such as dams, waterways, and infrastructure.
C. Office of Scientific Research and Development
The Office of Scientific Research and Development was a U.S. government agency during World War II that coordinated military-related scientific research, including major projects like the development of radar and the atomic bomb.
D. Pentagon
The Pentagon is the five-sided headquarters of the United States Department of Defense and a symbol of the U.S. military.
E. Civilian Conservation Corps
The Civilian Conservation Corps was a New Deal work relief program that provided jobs to young men during the Great Depression through conservation and public lands projects across the United States.
F. None of above.
G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69a248adc5b48190aa8db9fb092fb28a`	completed	Feb. 28, 2026, 1:45 a.m.
NER	Named-entity recognition	`batch_69a24b04ef708190876686da9db1f04d`	completed	Feb. 28, 2026, 1:55 a.m.
NED1	Entity disambiguation (via context triple)	`batch_69a255398bac81909c4ae9bba79f6c19`	completed	Feb. 28, 2026, 2:38 a.m.

Created at: Feb. 28, 2026, 1:50 a.m.