Triple

T15279853
Position Surface form Disambiguated ID Type / Status
Subject Lower St. Anthony Falls Lock and Dam E365239 entity
Predicate operatedBy P86 FINISHED
Object U.S. Army Corps of Engineers St. Paul District
The U.S. Army Corps of Engineers St. Paul District is a regional division of the Corps responsible for managing navigation, flood risk reduction, and water resource infrastructure across portions of the Upper Mississippi River and surrounding watersheds.
E1148444 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: U.S. Army Corps of Engineers St. Paul District | Statement: [Lower St. Anthony Falls Lock and Dam, operatedBy, U.S. Army Corps of Engineers St. Paul District]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: U.S. Army Corps of Engineers St. Paul District
Context triple: [Lower St. Anthony Falls Lock and Dam, operatedBy, U.S. Army Corps of Engineers St. Paul District]
  • A. U.S. Army Corps of Engineers Omaha District
    The U.S. Army Corps of Engineers Omaha District is a regional division of the U.S. Army Corps of Engineers responsible for managing major water resources, flood control, and civil works projects across portions of the Missouri River basin and surrounding areas.
  • 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. USACE Rock Island District
    USACE Rock Island District is a regional division of the U.S. Army Corps of Engineers responsible for managing navigation, flood risk, and related water resource projects along portions of the Upper Mississippi River and Illinois Waterway.
  • D. Tulsa District, U.S. Army Corps of Engineers
    The Tulsa District, U.S. Army Corps of Engineers is a regional command of the U.S. Army Corps responsible for managing water resources, flood control, navigation, and related civil works projects across parts of Oklahoma and neighboring states.
  • E. Mississippi River Commission
    The Mississippi River Commission is a U.S. federal agency responsible for overseeing navigation, flood control, and related water resource management along the Mississippi River and its tributaries.
  • 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: U.S. Army Corps of Engineers St. Paul District
Triple: [Lower St. Anthony Falls Lock and Dam, operatedBy, U.S. Army Corps of Engineers St. Paul District]
Generated description
The U.S. Army Corps of Engineers St. Paul District is a regional division of the Corps responsible for managing navigation, flood risk reduction, and water resource infrastructure across portions of the Upper Mississippi River and surrounding watersheds.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: U.S. Army Corps of Engineers St. Paul District
Target entity description: The U.S. Army Corps of Engineers St. Paul District is a regional division of the Corps responsible for managing navigation, flood risk reduction, and water resource infrastructure across portions of the Upper Mississippi River and surrounding watersheds.
  • A. U.S. Army Corps of Engineers Omaha District
    The U.S. Army Corps of Engineers Omaha District is a regional division of the U.S. Army Corps of Engineers responsible for managing major water resources, flood control, and civil works projects across portions of the Missouri River basin and surrounding areas.
  • 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. USACE Rock Island District
    USACE Rock Island District is a regional division of the U.S. Army Corps of Engineers responsible for managing navigation, flood risk, and related water resource projects along portions of the Upper Mississippi River and Illinois Waterway.
  • D. Tulsa District, U.S. Army Corps of Engineers
    The Tulsa District, U.S. Army Corps of Engineers is a regional command of the U.S. Army Corps responsible for managing water resources, flood control, navigation, and related civil works projects across parts of Oklahoma and neighboring states.
  • E. Mississippi River Commission
    The Mississippi River Commission is a U.S. federal agency responsible for overseeing navigation, flood control, and related water resource management along the Mississippi River and its tributaries.
  • 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_69d85a103d9081908c1ea6c4c73ac8e3 completed April 10, 2026, 2:01 a.m.
NER Named-entity recognition batch_69e00e504d8c8190ad6c565a31d1a9bd completed April 15, 2026, 10:16 p.m.
NED1 Entity disambiguation (via context triple) batch_69feef754c9c8190abdc1d08fd1511cd completed May 9, 2026, 8:25 a.m.
NEDg Description generation batch_69fef17e1b8481908600e8f2f60ebe98 completed May 9, 2026, 8:34 a.m.
NED2 Entity disambiguation (via description) batch_69fef1e8e41481908f2c8ebe1b1036fa completed May 9, 2026, 8:35 a.m.
Created at: April 10, 2026, 3:15 a.m.