Triple

T989671
Position Surface form Disambiguated ID Type / Status
Subject Missouri River E21358 entity
Predicate passesThrough P225 FINISHED
Object Lake Oahe
Lake Oahe is a large man-made reservoir on the Missouri River in the north-central United States, known for its extensive recreation opportunities and role in regional water storage and hydroelectric power.
E203220 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 Oahe | Statement: [Missouri River, passesThrough, Lake Oahe]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Oahe
Context triple: [Missouri River, passesThrough, Lake Oahe]
  • A. Lake Sakakawea
    Lake Sakakawea is a large reservoir in North Dakota formed by the Garrison Dam on the Missouri River, known for its extensive shoreline and recreational opportunities.
  • B. Fort Peck Lake
    Fort Peck Lake is a large man-made reservoir in northeastern Montana, created by Fort Peck Dam, known for its extensive shoreline, recreation opportunities, and role in Missouri River water management.
  • C. Lake Roosevelt
    Lake Roosevelt is a large reservoir on the Columbia River in Washington State, created by the Grand Coulee Dam and used for hydroelectric power, irrigation, recreation, and water storage.
  • D. Whiskeytown Lake
    Whiskeytown Lake is a large reservoir in Northern California known for its clear waters, outdoor recreation, and role in the Central Valley Project.
  • E. Walker Lake
    Walker Lake is a large natural desert lake in western Nevada known for its shrinking water levels and importance as a habitat for migratory birds and native fish.
  • 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 Oahe
Triple: [Missouri River, passesThrough, Lake Oahe]
Generated description
Lake Oahe is a large man-made reservoir on the Missouri River in the north-central United States, known for its extensive recreation opportunities and role in regional water storage and hydroelectric power.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Oahe
Target entity description: Lake Oahe is a large man-made reservoir on the Missouri River in the north-central United States, known for its extensive recreation opportunities and role in regional water storage and hydroelectric power.
  • A. Lake Sakakawea
    Lake Sakakawea is a large reservoir in North Dakota formed by the Garrison Dam on the Missouri River, known for its extensive shoreline and recreational opportunities.
  • B. Fort Peck Lake
    Fort Peck Lake is a large man-made reservoir in northeastern Montana, created by Fort Peck Dam, known for its extensive shoreline, recreation opportunities, and role in Missouri River water management.
  • C. Lake Roosevelt
    Lake Roosevelt is a large reservoir on the Columbia River in Washington State, created by the Grand Coulee Dam and used for hydroelectric power, irrigation, recreation, and water storage.
  • D. Whiskeytown Lake
    Whiskeytown Lake is a large reservoir in Northern California known for its clear waters, outdoor recreation, and role in the Central Valley Project.
  • E. Walker Lake
    Walker Lake is a large natural desert lake in western Nevada known for its shrinking water levels and importance as a habitat for migratory birds and native fish.
  • 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_69a493c383dc8190a03257f22d4b4183 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b4aa16f081909dcc7a7ce3fb1b64 completed March 1, 2026, 9:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69adbf33c7808190962fb6c2496b4ec7 completed March 8, 2026, 6:25 p.m.
NEDg Description generation batch_69adbff135188190908058a2e2d41a1e completed March 8, 2026, 6:29 p.m.
NED2 Entity disambiguation (via description) batch_69adc0832cd881909702f380412702d5 completed March 8, 2026, 6:31 p.m.
Created at: March 1, 2026, 7:41 p.m.