Triple

T7268067
Position Surface form Disambiguated ID Type / Status
Subject Sanaga River E161028 entity
Predicate hasHydroelectricDam P15311 FINISHED
Object Song Loulou Dam
Song Loulou Dam is a major hydroelectric power facility in Cameroon that harnesses the flow of the Sanaga River to generate electricity for the region.
 E657513 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: Song Loulou Dam | Statement: [Sanaga River, hasHydroelectricDam, Song Loulou Dam]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Song Loulou Dam
Context triple: [Sanaga River, hasHydroelectricDam, Song Loulou Dam]
  • A. Baishan Dam
    Baishan Dam is a major hydroelectric and flood-control dam in northeastern China, known for its large reservoir and role in regional power generation.
  • B. Gezhouba Dam
    Gezhouba Dam is a large hydroelectric gravity dam in Yichang, Hubei, China, notable as the first major dam built on the Yangtze River and an important source of power generation and river navigation control.
  • C. Jirau Dam
    Jirau Dam is a large hydroelectric power plant in Brazil, built on the Madeira River as part of the country’s major Amazon basin energy infrastructure.
  • D. Baipaza Dam
    Baipaza Dam is a major hydroelectric dam in Tajikistan that harnesses the Vakhsh River to generate power and support regional water management.
  • E. 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.
  • 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: Song Loulou Dam
Triple: [Sanaga River, hasHydroelectricDam, Song Loulou Dam]
Generated description
Song Loulou Dam is a major hydroelectric power facility in Cameroon that harnesses the flow of the Sanaga River to generate electricity for the region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Song Loulou Dam
Target entity description: Song Loulou Dam is a major hydroelectric power facility in Cameroon that harnesses the flow of the Sanaga River to generate electricity for the region.
  • A. Baishan Dam
    Baishan Dam is a major hydroelectric and flood-control dam in northeastern China, known for its large reservoir and role in regional power generation.
  • B. Gezhouba Dam
    Gezhouba Dam is a large hydroelectric gravity dam in Yichang, Hubei, China, notable as the first major dam built on the Yangtze River and an important source of power generation and river navigation control.
  • C. Jirau Dam
    Jirau Dam is a large hydroelectric power plant in Brazil, built on the Madeira River as part of the country’s major Amazon basin energy infrastructure.
  • D. Baipaza Dam
    Baipaza Dam is a major hydroelectric dam in Tajikistan that harnesses the Vakhsh River to generate power and support regional water management.
  • E. 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.
  • 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_69c6885181008190b419040e22939c7c completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6eae8cc288190bc3ae3c7b38980d0 completed March 27, 2026, 8:39 p.m.
NED1 Entity disambiguation (via context triple) batch_69c7eed8c5448190b83faee62f8122de completed March 28, 2026, 3:08 p.m.
NEDg Description generation batch_69c7ef7f7b7c8190b3361cc01b2eefc0 completed March 28, 2026, 3:10 p.m.
NED2 Entity disambiguation (via description) batch_69c7f380dbe48190933e1eeff109185d completed March 28, 2026, 3:28 p.m.
Created at: March 27, 2026, 2:58 p.m.