Triple

T8844945
Position Surface form Disambiguated ID Type / Status
Subject Lake Edward E210481 entity
Predicate inflow P415 FINISHED
Object Nyamugasani River
Nyamugasani River is a river in the African Great Lakes region that serves as one of the tributaries feeding into Lake Edward.
E767397 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: Nyamugasani River | Statement: [Lake Edward, inflow, Nyamugasani River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Nyamugasani River
Context triple: [Lake Edward, inflow, Nyamugasani River]
  • A. Ruvubu River
    The Ruvubu River is a major East African river that flows through Burundi and Tanzania, forming part of the upper Nile basin.
  • B. Ulanga River
    The Ulanga River is a fictional East African waterway famously depicted as the treacherous river route navigated in C.S. Forester’s novel and the classic film "The African Queen."
  • C. Nyabarongo River
    The Nyabarongo River is a major river in Rwanda that forms part of the upper headwaters of the Nile and plays a key role in the region’s hydrology and agriculture.
  • D. Mbagathi River
    Mbagathi River is a watercourse in Kenya that forms part of the southern boundary of Nairobi National Park and supports its wildlife and ecosystems.
  • E. Wamkulumadzi River
    The Wamkulumadzi River is a smaller river in southern Malawi that feeds into the Shire River within the Zambezi River basin.
  • 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: Nyamugasani River
Triple: [Lake Edward, inflow, Nyamugasani River]
Generated description
Nyamugasani River is a river in the African Great Lakes region that serves as one of the tributaries feeding into Lake Edward.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Nyamugasani River
Target entity description: Nyamugasani River is a river in the African Great Lakes region that serves as one of the tributaries feeding into Lake Edward.
  • A. Ruvubu River
    The Ruvubu River is a major East African river that flows through Burundi and Tanzania, forming part of the upper Nile basin.
  • B. Ulanga River
    The Ulanga River is a fictional East African waterway famously depicted as the treacherous river route navigated in C.S. Forester’s novel and the classic film "The African Queen."
  • C. Nyabarongo River
    The Nyabarongo River is a major river in Rwanda that forms part of the upper headwaters of the Nile and plays a key role in the region’s hydrology and agriculture.
  • D. Mbagathi River
    Mbagathi River is a watercourse in Kenya that forms part of the southern boundary of Nairobi National Park and supports its wildlife and ecosystems.
  • E. Wamkulumadzi River
    The Wamkulumadzi River is a smaller river in southern Malawi that feeds into the Shire River within the Zambezi River basin.
  • 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_69ca838967bc8190b46c3c80a2887ea4 completed March 30, 2026, 2:07 p.m.
NER Named-entity recognition batch_69cc60a6623c8190ba43545544f58633 completed April 1, 2026, 12:02 a.m.
NED1 Entity disambiguation (via context triple) batch_69cfc1c1488c8190ac7b6a13d3af8be6 completed April 3, 2026, 1:33 p.m.
NEDg Description generation batch_69cfc363c3b88190ae61d54ea45e4016 completed April 3, 2026, 1:40 p.m.
NED2 Entity disambiguation (via description) batch_69cfc3b44ba481909e43beebde33930b completed April 3, 2026, 1:42 p.m.
Created at: March 30, 2026, 6:48 p.m.