Triple

T21689174
Position Surface form Disambiguated ID Type / Status
Subject Arsenal grounds, Washington, D.C., United States E535311 entity
Predicate partOf P40 FINISHED
Object Washington Arsenal military reservation
Washington Arsenal military reservation was a 19th-century U.S. Army ordnance and munitions facility located in Washington, D.C., that played a key role in weapons storage, testing, and production.
 E1497036 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: Washington Arsenal military reservation | Statement: [Arsenal grounds, Washington, D.C., United States, partOf, Washington Arsenal military reservation]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Washington Arsenal military reservation
Context triple: [Arsenal grounds, Washington, D.C., United States, partOf, Washington Arsenal military reservation]
  • A. Picatinny Arsenal
    Picatinny Arsenal is a U.S. Army research, development, and manufacturing facility in New Jersey specializing in advanced weaponry and munitions systems.
  • B. Fort McClellan
    Fort McClellan is a former U.S. Army installation near Anniston, Alabama, historically used for infantry, military police, and chemical corps training.
  • C. Watertown Arsenal
    Watertown Arsenal is a historic former U.S. Army ordnance and research facility in Watertown, Massachusetts, that played a key role in American military manufacturing and technology development.
  • D. Fort Dix
    Fort Dix is a major U.S. Army installation in New Jersey that has long served as a key training and mobilization center for American soldiers.
  • E. West Point Military Reservation
    West Point Military Reservation is a major U.S. Army installation in New York best known as the home of the United States Military Academy.
  • 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: Washington Arsenal military reservation
Triple: [Arsenal grounds, Washington, D.C., United States, partOf, Washington Arsenal military reservation]
Generated description
Washington Arsenal military reservation was a 19th-century U.S. Army ordnance and munitions facility located in Washington, D.C., that played a key role in weapons storage, testing, and production.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Washington Arsenal military reservation
Target entity description: Washington Arsenal military reservation was a 19th-century U.S. Army ordnance and munitions facility located in Washington, D.C., that played a key role in weapons storage, testing, and production.
  • A. Picatinny Arsenal
    Picatinny Arsenal is a U.S. Army research, development, and manufacturing facility in New Jersey specializing in advanced weaponry and munitions systems.
  • B. Fort McClellan
    Fort McClellan is a former U.S. Army installation near Anniston, Alabama, historically used for infantry, military police, and chemical corps training.
  • C. Watertown Arsenal
    Watertown Arsenal is a historic former U.S. Army ordnance and research facility in Watertown, Massachusetts, that played a key role in American military manufacturing and technology development.
  • D. Fort Dix
    Fort Dix is a major U.S. Army installation in New Jersey that has long served as a key training and mobilization center for American soldiers.
  • E. West Point Military Reservation
    West Point Military Reservation is a major U.S. Army installation in New York best known as the home of the United States Military Academy.
  • 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_69e0c469b6ec8190aee4cadd1527db91 completed April 16, 2026, 11:13 a.m.
NER Named-entity recognition batch_69ef96ce2ff88190a6cbfff45bb6a04f completed April 27, 2026, 5:03 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0a1e23a7308190bb36c101760e46dc completed May 17, 2026, 7:59 p.m.
NEDg Description generation batch_6a0a1facb8a48190b61f8df03b38a939 completed May 17, 2026, 8:06 p.m.
NED2 Entity disambiguation (via description) batch_6a0a202f4c6c8190b46839b2edab7b60 completed May 17, 2026, 8:08 p.m.
Created at: April 16, 2026, 6:44 p.m.