Triple

T3695864
Position Surface form Disambiguated ID Type / Status
Subject Columbia River hydropower system E78455 entity
Predicate includesFacility P12416 FINISHED
Object Rock Island Dam
Rock Island Dam is a hydroelectric dam on the Columbia River in Washington State, notable as one of the first major dams built on the river for power generation and river control.
 E424145 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: Rock Island Dam | Statement: [Columbia River hydropower system, includesFacility, Rock Island Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Rock Island Dam
Context triple: [Columbia River hydropower system, includesFacility, Rock Island Dam]
  • A. West Point Dam
    West Point Dam is a large U.S. Army Corps of Engineers hydroelectric and flood-control dam on the Chattahoochee River, forming West Point Lake on the Alabama–Georgia border.
  • B. Conklingville Dam
    Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
  • C. Lewisville Dam
    Lewisville Dam is an earthen embankment dam in North Texas that impounds the Elm Fork of the Trinity River to form Lewisville Lake for flood control, water supply, and recreation.
  • D. Goodwin Dam
    Goodwin Dam is a concrete gravity diversion dam on California’s Stanislaus River that helps regulate river flow and supplies irrigation water to surrounding agricultural areas.
  • E. Palisade Dam
    Palisade Dam is an irrigation and water storage structure located on the Sevier River in central Utah, supporting local agriculture and recreation.
  • 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: Rock Island Dam
Triple: [Columbia River hydropower system, includesFacility, Rock Island Dam]
Generated description
Rock Island Dam is a hydroelectric dam on the Columbia River in Washington State, notable as one of the first major dams built on the river for power generation and river control.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Rock Island Dam
Target entity description: Rock Island Dam is a hydroelectric dam on the Columbia River in Washington State, notable as one of the first major dams built on the river for power generation and river control.
  • A. West Point Dam
    West Point Dam is a large U.S. Army Corps of Engineers hydroelectric and flood-control dam on the Chattahoochee River, forming West Point Lake on the Alabama–Georgia border.
  • B. Conklingville Dam
    Conklingville Dam is a concrete gravity dam in New York that created the Great Sacandaga Lake reservoir for flood control and hydroelectric power generation.
  • C. Lewisville Dam
    Lewisville Dam is an earthen embankment dam in North Texas that impounds the Elm Fork of the Trinity River to form Lewisville Lake for flood control, water supply, and recreation.
  • D. Goodwin Dam
    Goodwin Dam is a concrete gravity diversion dam on California’s Stanislaus River that helps regulate river flow and supplies irrigation water to surrounding agricultural areas.
  • E. Palisade Dam
    Palisade Dam is an irrigation and water storage structure located on the Sevier River in central Utah, supporting local agriculture and recreation.
  • 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_69ad85e3b1888190abc983e06968696d completed March 8, 2026, 2:21 p.m.
NER Named-entity recognition batch_69adc50f9ad88190a926042fa73d65dc completed March 8, 2026, 6:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5a826850c8190b7c6853e12d09606 completed March 14, 2026, 6:25 p.m.
NEDg Description generation batch_69b5abfa9acc81908faebed130b002ef completed March 14, 2026, 6:42 p.m.
NED2 Entity disambiguation (via description) batch_69b5ac4ecf088190b6d64aa17e226c8f completed March 14, 2026, 6:43 p.m.
Created at: March 8, 2026, 3:26 p.m.