Triple

T6025767
Position Surface form Disambiguated ID Type / Status
Subject Hiwassee River E134175 entity
Predicate hasDam P8736 FINISHED
Object Chatuge Dam
Chatuge Dam is a Tennessee Valley Authority hydroelectric and flood-control dam located on the Hiwassee River along the North Carolina–Georgia border.
E569646 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: Chatuge Dam | Statement: [Hiwassee River, hasDam, Chatuge Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Chatuge Dam
Context triple: [Hiwassee River, hasDam, Chatuge Dam]
  • A. Mutirikwi Dam
    Mutirikwi Dam is a major concrete arch dam in southeastern Zimbabwe that creates Lake Mutirikwi and serves as an important source of irrigation water and hydroelectric power.
  • B. Belver Dam
    Belver Dam is a hydroelectric dam on the Tagus River in Portugal, used primarily for power generation and river flow regulation.
  • C. 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.
  • D. Merwin Dam
    Merwin Dam is a hydroelectric dam on Washington State’s Lewis River that forms Lake Merwin and generates power for the region.
  • E. 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.
  • 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: Chatuge Dam
Triple: [Hiwassee River, hasDam, Chatuge Dam]
Generated description
Chatuge Dam is a Tennessee Valley Authority hydroelectric and flood-control dam located on the Hiwassee River along the North Carolina–Georgia border.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Chatuge Dam
Target entity description: Chatuge Dam is a Tennessee Valley Authority hydroelectric and flood-control dam located on the Hiwassee River along the North Carolina–Georgia border.
  • A. Mutirikwi Dam
    Mutirikwi Dam is a major concrete arch dam in southeastern Zimbabwe that creates Lake Mutirikwi and serves as an important source of irrigation water and hydroelectric power.
  • B. Belver Dam
    Belver Dam is a hydroelectric dam on the Tagus River in Portugal, used primarily for power generation and river flow regulation.
  • C. 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.
  • D. Merwin Dam
    Merwin Dam is a hydroelectric dam on Washington State’s Lewis River that forms Lake Merwin and generates power for the region.
  • E. 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.
  • 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_69c008742a5c8190b9cb9c2787a3d8b3 completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c04fc08c5c819085afab5b18bce4d1 completed March 22, 2026, 8:23 p.m.
NED1 Entity disambiguation (via context triple) batch_69c12510695c8190a8c379c9802a9089 completed March 23, 2026, 11:33 a.m.
NEDg Description generation batch_69c129241bf88190a536bc6b8501e2b7 completed March 23, 2026, 11:51 a.m.
NED2 Entity disambiguation (via description) batch_69c12a105d28819098f7099641a17318 completed March 23, 2026, 11:54 a.m.
Created at: March 22, 2026, 4:07 p.m.