Triple

T10151701
Position Surface form Disambiguated ID Type / Status
Subject Mokelumne River E232657 entity
Predicate impoundedBy P10781 FINISHED
Object Tiger Creek Dam
Tiger Creek Dam is a hydroelectric dam on California's Mokelumne River that forms part of the region's water storage and power generation system.
E878513 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: Tiger Creek Dam | Statement: [Mokelumne River, impoundedBy, Tiger Creek Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tiger Creek Dam
Context triple: [Mokelumne River, impoundedBy, Tiger Creek Dam]
  • A. Deer Creek Dam
    Deer Creek Dam is a major earthfill dam in Utah that creates Deer Creek Reservoir, providing water storage, irrigation, and recreation for the surrounding region.
  • B. Gillespie Dam
    Gillespie Dam is an early 20th-century concrete gravity dam on Arizona’s Gila River, historically used for irrigation and now noted as a local landmark and wildlife habitat area.
  • C. Milner Dam
    Milner Dam is an early 20th-century irrigation and hydroelectric dam on the Snake River in southern Idaho that helps divert water for agriculture and power generation.
  • D. Kerr Dam
    Kerr Dam is a large hydroelectric and flood-control structure on the Roanoke River that creates Kerr Lake (also known as Buggs Island Lake) along the Virginia–North Carolina border.
  • E. Howden Dam
    Howden Dam is a large masonry dam in Derbyshire, England, forming part of the Upper Derwent Valley reservoir system and known for its impressive architecture and role in regional water supply.
  • 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: Tiger Creek Dam
Triple: [Mokelumne River, impoundedBy, Tiger Creek Dam]
Generated description
Tiger Creek Dam is a hydroelectric dam on California's Mokelumne River that forms part of the region's water storage and power generation system.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tiger Creek Dam
Target entity description: Tiger Creek Dam is a hydroelectric dam on California's Mokelumne River that forms part of the region's water storage and power generation system.
  • A. Deer Creek Dam
    Deer Creek Dam is a major earthfill dam in Utah that creates Deer Creek Reservoir, providing water storage, irrigation, and recreation for the surrounding region.
  • B. Gillespie Dam
    Gillespie Dam is an early 20th-century concrete gravity dam on Arizona’s Gila River, historically used for irrigation and now noted as a local landmark and wildlife habitat area.
  • C. Milner Dam
    Milner Dam is an early 20th-century irrigation and hydroelectric dam on the Snake River in southern Idaho that helps divert water for agriculture and power generation.
  • D. Kerr Dam
    Kerr Dam is a large hydroelectric and flood-control structure on the Roanoke River that creates Kerr Lake (also known as Buggs Island Lake) along the Virginia–North Carolina border.
  • E. Howden Dam
    Howden Dam is a large masonry dam in Derbyshire, England, forming part of the Upper Derwent Valley reservoir system and known for its impressive architecture and role in regional water supply.
  • 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_69ca84885e48819088a31b127cf44904 completed March 30, 2026, 2:11 p.m.
NER Named-entity recognition batch_69cdec361c7c8190b8fd841d728d5bbe completed April 2, 2026, 4:10 a.m.
NED1 Entity disambiguation (via context triple) batch_69d98811fd3881909369e0f00f2a8267 completed April 10, 2026, 11:30 p.m.
NEDg Description generation batch_69d98bf7a070819097b41b5018ef21f9 completed April 10, 2026, 11:47 p.m.
NED2 Entity disambiguation (via description) batch_69d98c5d0d088190bbcf08b3b5b14b49 completed April 10, 2026, 11:48 p.m.
Created at: March 30, 2026, 9:08 p.m.