Triple

T18107504
Position Surface form Disambiguated ID Type / Status
Subject Mississippi River system locks and dams E433381 entity
Predicate associatedWithAgency P2830 FINISHED
Object U.S. Army Corps of Engineers Mississippi Valley Division — NE NERFINISHED

How this triple was built (3 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 Mississippi Valley Division | Statement: [Mississippi River system locks and dams, associatedWithAgency, U.S. Army Corps of Engineers Mississippi Valley Division]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: U.S. Army Corps of Engineers Mississippi Valley Division
Context triple: [Mississippi River system locks and dams, associatedWithAgency, U.S. Army Corps of Engineers Mississippi Valley Division]
  • A. 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.
  • B. 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.
  • C. 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.
  • D. U.S. Army Corps of Engineers Kansas City District
    The U.S. Army Corps of Engineers Kansas City District is a regional division of the U.S. Army Corps of Engineers responsible for civil works, water resource management, and infrastructure projects across parts of Kansas, Missouri, and surrounding states.
  • E. U.S. Army Corps of Engineers Mobile District
    The U.S. Army Corps of Engineers Mobile District is a regional division of the U.S. Army Corps of Engineers responsible for major civil works, navigation, flood control, and environmental projects across portions of the southeastern United States.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: U.S. Army Corps of Engineers Mississippi Valley Division
Target entity description: The U.S. Army Corps of Engineers Mississippi Valley Division is the regional command responsible for managing navigation, flood control, and water resources infrastructure along the Mississippi River and its tributaries.
  • A. 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.
  • B. 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.
  • C. 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.
  • D. U.S. Army Corps of Engineers Kansas City District
    The U.S. Army Corps of Engineers Kansas City District is a regional division of the U.S. Army Corps of Engineers responsible for civil works, water resource management, and infrastructure projects across parts of Kansas, Missouri, and surrounding states.
  • E. U.S. Army Corps of Engineers Mobile District
    The U.S. Army Corps of Engineers Mobile District is a regional division of the U.S. Army Corps of Engineers responsible for major civil works, navigation, flood control, and environmental projects across portions of the southeastern United States.
  • F. None of above. chosen

Provenance (2 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_69d8b90916008190a1f110bd7ced5473 completed April 10, 2026, 8:47 a.m.
NER Named-entity recognition batch_69e4ddbb3d408190b5fc7870bc6512f4 completed April 19, 2026, 1:50 p.m.
Created at: April 10, 2026, 10:28 a.m.