Triple

T13174454
Position Surface form Disambiguated ID Type / Status
Subject Rexburg, Idaho E313063 entity
Predicate experiencedEvent P149 FINISHED
Object Teton Dam failure flooding
Teton Dam failure flooding refers to the catastrophic 1976 collapse of the Teton Dam in Idaho, which unleashed a massive flood that devastated downstream communities such as Rexburg.
E1025153 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: Teton Dam failure flooding | Statement: [Rexburg, Idaho, experiencedEvent, Teton Dam failure flooding]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Teton Dam failure flooding
Context triple: [Rexburg, Idaho, experiencedEvent, Teton Dam failure flooding]
  • A. 1976 Big Thompson Canyon flood
    The 1976 Big Thompson Canyon flood was a catastrophic flash flood in Colorado that killed more than 140 people and became one of the deadliest natural disasters in the state's history.
  • B. Bonneville flood
    The Bonneville flood was a massive prehistoric outburst flood that occurred when ancient Lake Bonneville catastrophically drained, reshaping much of the Snake River Plain and surrounding landscapes in the northwestern United States.
  • C. Missoula floods
    The Missoula floods were a series of cataclysmic Ice Age glacial outburst floods that repeatedly swept across the Pacific Northwest, dramatically reshaping the landscape of what is now Washington, Oregon, Idaho, and Montana.
  • D. 1967 Fairbanks flood
    The 1967 Fairbanks flood was a devastating inundation of Fairbanks, Alaska, that caused widespread damage and led to major changes in the region’s flood control and urban planning.
  • E. Great Sioux City Flood of 1892
    The Great Sioux City Flood of 1892 was a devastating late-19th-century flood that inundated Sioux City, Iowa, causing widespread destruction and loss of life along the Missouri River.
  • 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: Teton Dam failure flooding
Triple: [Rexburg, Idaho, experiencedEvent, Teton Dam failure flooding]
Generated description
Teton Dam failure flooding refers to the catastrophic 1976 collapse of the Teton Dam in Idaho, which unleashed a massive flood that devastated downstream communities such as Rexburg.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Teton Dam failure flooding
Target entity description: Teton Dam failure flooding refers to the catastrophic 1976 collapse of the Teton Dam in Idaho, which unleashed a massive flood that devastated downstream communities such as Rexburg.
  • A. 1976 Big Thompson Canyon flood
    The 1976 Big Thompson Canyon flood was a catastrophic flash flood in Colorado that killed more than 140 people and became one of the deadliest natural disasters in the state's history.
  • B. Bonneville flood
    The Bonneville flood was a massive prehistoric outburst flood that occurred when ancient Lake Bonneville catastrophically drained, reshaping much of the Snake River Plain and surrounding landscapes in the northwestern United States.
  • C. Missoula floods
    The Missoula floods were a series of cataclysmic Ice Age glacial outburst floods that repeatedly swept across the Pacific Northwest, dramatically reshaping the landscape of what is now Washington, Oregon, Idaho, and Montana.
  • D. 1967 Fairbanks flood
    The 1967 Fairbanks flood was a devastating inundation of Fairbanks, Alaska, that caused widespread damage and led to major changes in the region’s flood control and urban planning.
  • E. Great Sioux City Flood of 1892
    The Great Sioux City Flood of 1892 was a devastating late-19th-century flood that inundated Sioux City, Iowa, causing widespread destruction and loss of life along the Missouri River.
  • 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_69d806ac3ee081909b2fd27d060aa974 completed April 9, 2026, 8:06 p.m.
NER Named-entity recognition batch_69d98c303e3c819086cf0f0b6d9e61ca completed April 10, 2026, 11:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69f6eafe03c48190992df41f77fb043e completed May 3, 2026, 6:28 a.m.
NEDg Description generation batch_69f6f02dcce88190bdb07e271a52729a completed May 3, 2026, 6:50 a.m.
NED2 Entity disambiguation (via description) batch_69f6f09ff1088190812008373c0553d5 completed May 3, 2026, 6:52 a.m.
Created at: April 9, 2026, 9:14 p.m.