Triple

T9010629
Position Surface form Disambiguated ID Type / Status
Subject Lower Monumental Dam E215460 entity
Predicate createsReservoir P25354 FINISHED
Object Lake Herbert G. West
Lake Herbert G. West is a reservoir on the Snake River in Washington State, formed by a hydroelectric and navigation dam as part of the Columbia River Basin waterway system.
E772675 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: Lake Herbert G. West | Statement: [Lower Monumental Dam, createsReservoir, Lake Herbert G. West]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Herbert G. West
Context triple: [Lower Monumental Dam, createsReservoir, Lake Herbert G. West]
  • A. Kerr Lake
    Kerr Lake is a large man-made reservoir on the North Carolina–Virginia border known for boating, fishing, and camping.
  • B. Lake Wanahoo
    Lake Wanahoo is a man-made reservoir and recreation area in eastern Nebraska known for fishing, wildlife habitat, and flood control.
  • C. Goldwater Lake
    Goldwater Lake is a small recreational reservoir in the mountains near Prescott, Arizona, popular for fishing, kayaking, and lakeside picnicking.
  • D. Lake Mohave
    Lake Mohave is a large reservoir on the Colorado River along the Arizona–Nevada border, popular for boating, fishing, and other water recreation within the Lake Mead National Recreation Area.
  • E. Winnemucca Lake
    Winnemucca Lake is a scenic alpine lake in the Sierra Nevada of California, popular for hiking, fishing, and wildflower viewing.
  • 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: Lake Herbert G. West
Triple: [Lower Monumental Dam, createsReservoir, Lake Herbert G. West]
Generated description
Lake Herbert G. West is a reservoir on the Snake River in Washington State, formed by a hydroelectric and navigation dam as part of the Columbia River Basin waterway system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Herbert G. West
Target entity description: Lake Herbert G. West is a reservoir on the Snake River in Washington State, formed by a hydroelectric and navigation dam as part of the Columbia River Basin waterway system.
  • A. Kerr Lake
    Kerr Lake is a large man-made reservoir on the North Carolina–Virginia border known for boating, fishing, and camping.
  • B. Lake Wanahoo
    Lake Wanahoo is a man-made reservoir and recreation area in eastern Nebraska known for fishing, wildlife habitat, and flood control.
  • C. Goldwater Lake
    Goldwater Lake is a small recreational reservoir in the mountains near Prescott, Arizona, popular for fishing, kayaking, and lakeside picnicking.
  • D. Lake Mohave
    Lake Mohave is a large reservoir on the Colorado River along the Arizona–Nevada border, popular for boating, fishing, and other water recreation within the Lake Mead National Recreation Area.
  • E. Winnemucca Lake
    Winnemucca Lake is a scenic alpine lake in the Sierra Nevada of California, popular for hiking, fishing, and wildflower viewing.
  • 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_69ca83a2bf088190986ee7a8eb90407d completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc69c1571881908d0b144786b5ee1f completed April 1, 2026, 12:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfdb9dca848190952427bb5712081f completed April 3, 2026, 3:24 p.m.
NEDg Description generation batch_69cfdc5b230881908057cc868e44ea44 completed April 3, 2026, 3:27 p.m.
NED2 Entity disambiguation (via description) batch_69cfdcfc28288190b849b3f0216a7e9a completed April 3, 2026, 3:30 p.m.
Created at: March 30, 2026, 7:06 p.m.