Triple

T20507383
Position Surface form Disambiguated ID Type / Status
Subject Great Falls of the Missouri E503468 entity
Predicate hasDamNear P45677 FINISHED
Object Black Eagle Dam
Black Eagle Dam is a historic hydroelectric dam on the Missouri River in Great Falls, Montana, known for being one of the earliest major power-generating structures in the region.
E1572928 NE FINISHED

How this triple was built (5 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: Black Eagle Dam | Statement: [Great Falls of the Missouri, hasDamNear, Black Eagle Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Black Eagle Dam
Context triple: [Great Falls of the Missouri, hasDamNear, Black Eagle Dam]
  • A. LaBarge Dam
    LaBarge Dam is a small hydroengineering structure located on the Thornapple River in Michigan, used primarily for water level control and local recreation.
  • B. Walter Hill Dam
    Walter Hill Dam is a small historic dam and recreational site on the East Fork of the Stones River in Rutherford County, Tennessee.
  • C. O’Neill Dam
    O’Neill Dam is an earthfill embankment dam in California that forms the O’Neill Forebay as part of the state’s Central Valley Project water storage and conveyance system.
  • D. Howland Dam
    Howland Dam is a hydroelectric dam on Maine’s Piscataquis River that became a focal point of river restoration efforts to improve fish passage and ecosystem health.
  • E. B.F. Sisk Dam
    B.F. Sisk Dam is a large earthfill dam in California that impounds the San Luis Reservoir, a key component of the state’s water storage and delivery system.
  • 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: Black Eagle Dam
Triple: [Great Falls of the Missouri, hasDamNear, Black Eagle Dam]
Generated description
Black Eagle Dam is a historic hydroelectric dam on the Missouri River in Great Falls, Montana, known for being one of the earliest major power-generating structures in the region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Black Eagle Dam
Target entity description: Black Eagle Dam is a historic hydroelectric dam on the Missouri River in Great Falls, Montana, known for being one of the earliest major power-generating structures in the region.
  • A. LaBarge Dam
    LaBarge Dam is a small hydroengineering structure located on the Thornapple River in Michigan, used primarily for water level control and local recreation.
  • B. Walter Hill Dam
    Walter Hill Dam is a small historic dam and recreational site on the East Fork of the Stones River in Rutherford County, Tennessee.
  • C. O’Neill Dam
    O’Neill Dam is an earthfill embankment dam in California that forms the O’Neill Forebay as part of the state’s Central Valley Project water storage and conveyance system.
  • D. Howland Dam
    Howland Dam is a hydroelectric dam on Maine’s Piscataquis River that became a focal point of river restoration efforts to improve fish passage and ecosystem health.
  • E. B.F. Sisk Dam
    B.F. Sisk Dam is a large earthfill dam in California that impounds the San Luis Reservoir, a key component of the state’s water storage and delivery system.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: hasDamNear
Context triple: [Great Falls of the Missouri, hasDamNear, Black Eagle Dam]
  • A. hasDam
    Indicates that a watercourse, reservoir, or similar feature is impounded or controlled by a specific dam.
  • B. hasDamFunction
    Indicates that something serves the role or performs the function of a dam, such as impounding or regulating the flow of water.
  • C. isMajorDamOf
    Indicates that one dam is the primary or most significant dam associated with a particular river, reservoir, or water system.
  • D. hasNearbyFell
    Indicates that one entity has a fell (a hill or high moorland area) located in close proximity to it.
  • E. nearbyMajorDam chosen
    Indicates that one entity is located close to a significant dam structure in its surrounding area.
  • F. None of above.

Provenance (6 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_69e0b4b1e52c8190894281cf7e3283ab completed April 16, 2026, 10:06 a.m.
NER Named-entity recognition batch_69e69dc82dd0819085d64d65a1e72c70 completed April 20, 2026, 9:42 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0c306a9b0c8190a5c1eee977812ac6 completed May 19, 2026, 9:42 a.m.
NEDg Description generation batch_6a0c3237777c8190a9c7158a79360717 completed May 19, 2026, 9:49 a.m.
NED2 Entity disambiguation (via description) batch_6a0c32ece3148190a22881d69c42e948 completed May 19, 2026, 9:52 a.m.
PD Predicate disambiguation batch_69e59fdb7ad88190924176c32a195db3 completed April 20, 2026, 3:39 a.m.
Created at: April 16, 2026, 11:36 a.m.