Triple

T993321
Position Surface form Disambiguated ID Type / Status
Subject U.S. Army Engineer Research and Development Center E21439 entity
Predicate formedByMergerOf P77 FINISHED
Object Topographic Engineering Center
The Topographic Engineering Center was a U.S. Army research and development organization specializing in military topography, geospatial engineering, and terrain analysis.
E21439 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: Topographic Engineering Center | Statement: [U.S. Army Engineer Research and Development Center, formedByMergerOf, Topographic Engineering Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Topographic Engineering Center
Context triple: [U.S. Army Engineer Research and Development Center, formedByMergerOf, Topographic Engineering Center]
  • A. U.S. Army Engineer Research and Development Center
    The U.S. Army Engineer Research and Development Center is the principal research organization of the U.S. Army Corps of Engineers, conducting engineering and environmental science R&D to support military and civil works missions.
  • 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. Cold Regions Research and Engineering Laboratory
    The Cold Regions Research and Engineering Laboratory is a U.S. Army research facility specializing in science and engineering solutions for operations and infrastructure in cold and polar environments.
  • D. National Geodetic Survey
    The National Geodetic Survey is the U.S. federal agency responsible for defining, maintaining, and providing access to the national coordinate system used for mapping, charting, and navigation.
  • E. Earth Resources Laboratory
    Earth Resources Laboratory is a research center at MIT focused on applying geophysical and related sciences to the exploration and sustainable management of Earth’s natural resources.
  • 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: Topographic Engineering Center
Triple: [U.S. Army Engineer Research and Development Center, formedByMergerOf, Topographic Engineering Center]
Generated description
The Topographic Engineering Center was a U.S. Army research and development organization specializing in military topography, geospatial engineering, and terrain analysis.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Topographic Engineering Center
Target entity description: The Topographic Engineering Center was a U.S. Army research and development organization specializing in military topography, geospatial engineering, and terrain analysis.
  • A. U.S. Army Engineer Research and Development Center chosen
    The U.S. Army Engineer Research and Development Center is the principal research organization of the U.S. Army Corps of Engineers, conducting engineering and environmental science R&D to support military and civil works missions.
  • 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. Cold Regions Research and Engineering Laboratory
    The Cold Regions Research and Engineering Laboratory is a U.S. Army research facility specializing in science and engineering solutions for operations and infrastructure in cold and polar environments.
  • D. National Geodetic Survey
    The National Geodetic Survey is the U.S. federal agency responsible for defining, maintaining, and providing access to the national coordinate system used for mapping, charting, and navigation.
  • E. Earth Resources Laboratory
    Earth Resources Laboratory is a research center at MIT focused on applying geophysical and related sciences to the exploration and sustainable management of Earth’s natural resources.
  • F. None of above.

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_69a493c476b48190b41fc5e793171cc6 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b4c3f7b48190a31308bdc09817c6 completed March 1, 2026, 9:51 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac5995ad6c8190a324094151442bce completed March 7, 2026, 5 p.m.
NEDg Description generation batch_69ac5a2cae9881908a9cfc09f9ef0968 completed March 7, 2026, 5:02 p.m.
NED2 Entity disambiguation (via description) batch_69ac5b54d1f881909a367d12647eee3f completed March 7, 2026, 5:07 p.m.
Created at: March 1, 2026, 7:41 p.m.