Triple

T20763673
Position Surface form Disambiguated ID Type / Status
Subject Ikeda Dam E511036 entity
Predicate hasPowerPlant P9904 FINISHED
Object Ikeda Dam Hydroelectric Power Station
Ikeda Dam Hydroelectric Power Station is a hydroelectric facility in Japan that generates electricity using water stored and released by the Ikeda Dam.
E1280501 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: Ikeda Dam Hydroelectric Power Station | Statement: [Ikeda Dam, hasPowerPlant, Ikeda Dam Hydroelectric Power Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ikeda Dam Hydroelectric Power Station
Context triple: [Ikeda Dam, hasPowerPlant, Ikeda Dam Hydroelectric Power Station]
  • A. Guri Dam
    Guri Dam is one of the world’s largest hydroelectric dams, located on the Caroní River in Venezuela and a major source of the country’s electricity.
  • B. Oahe Dam
    Oahe Dam is a large earth-fill dam on the Missouri River in South Dakota, forming Lake Oahe, one of the largest man-made reservoirs in the United States and a major source of hydroelectric power, irrigation, and flood control.
  • C. Kurobe Dam
    Kurobe Dam is a major hydroelectric dam in Japan’s Northern Alps, renowned for its impressive scale, scenic mountain setting, and status as a key sightseeing highlight along the Tateyama Kurobe Alpine Route.
  • D. Yahagi Dam
    Yahagi Dam is a major multipurpose dam in Japan used for flood control, water supply, and hydroelectric power generation.
  • E. Shiroro Dam
    Shiroro Dam is a major hydroelectric power facility on the Kaduna River in Niger State, Nigeria, supplying electricity and supporting water management in the region.
  • 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: Ikeda Dam Hydroelectric Power Station
Triple: [Ikeda Dam, hasPowerPlant, Ikeda Dam Hydroelectric Power Station]
Generated description
Ikeda Dam Hydroelectric Power Station is a hydroelectric facility in Japan that generates electricity using water stored and released by the Ikeda Dam.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ikeda Dam Hydroelectric Power Station
Target entity description: Ikeda Dam Hydroelectric Power Station is a hydroelectric facility in Japan that generates electricity using water stored and released by the Ikeda Dam.
  • A. Guri Dam
    Guri Dam is one of the world’s largest hydroelectric dams, located on the Caroní River in Venezuela and a major source of the country’s electricity.
  • B. Oahe Dam
    Oahe Dam is a large earth-fill dam on the Missouri River in South Dakota, forming Lake Oahe, one of the largest man-made reservoirs in the United States and a major source of hydroelectric power, irrigation, and flood control.
  • C. Kurobe Dam
    Kurobe Dam is a major hydroelectric dam in Japan’s Northern Alps, renowned for its impressive scale, scenic mountain setting, and status as a key sightseeing highlight along the Tateyama Kurobe Alpine Route.
  • D. Yahagi Dam chosen
    Yahagi Dam is a major multipurpose dam in Japan used for flood control, water supply, and hydroelectric power generation.
  • E. Shiroro Dam
    Shiroro Dam is a major hydroelectric power facility on the Kaduna River in Niger State, Nigeria, supplying electricity and supporting water management in the region.
  • F. None of above.

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_69e0b4ca01148190ac018e57e0cab46f completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c24b18b8819082e61104be6f83a3 completed April 21, 2026, 12:18 a.m.
NED1 Entity disambiguation (via context triple) batch_6a08ef893de48190811d4d34296ce34d completed May 16, 2026, 10:28 p.m.
NEDg Description generation batch_6a08f34a218c81909fe2573f4549411c completed May 16, 2026, 10:44 p.m.
NED2 Entity disambiguation (via description) batch_6a08f3fc2ec88190a7a7eed11d51ec8e completed May 16, 2026, 10:47 p.m.
Created at: April 16, 2026, 12:35 p.m.