Triple

T9433203
Position Surface form Disambiguated ID Type / Status
Subject Lualaba River E227434 entity
Predicate connectedTo P37 FINISHED
Object Lake Tanganyika via Lukuga River
Lake Tanganyika via Lukuga River refers to the outflow connection by which Lake Tanganyika drains westward into the Lualaba River system, linking the lake to the upper Congo River basin.
E799132 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: Lake Tanganyika via Lukuga River | Statement: [Lualaba River, connectedTo, Lake Tanganyika via Lukuga River]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Tanganyika via Lukuga River
Context triple: [Lualaba River, connectedTo, Lake Tanganyika via Lukuga River]
  • A. Ruzizi River
    The Ruzizi River is a river in Central Africa that flows south from Lake Kivu, forming part of the border between Rwanda, the Democratic Republic of the Congo, and Burundi before emptying into Lake Tanganyika.
  • B. Ahuriri River
    The Ahuriri River is a major alpine river in New Zealand’s South Island, known for its clear waters, scenic valley, and importance to local ecosystems and outdoor recreation.
  • C. Ruhuhu River
    The Ruhuhu River is a major river in southwestern Tanzania that drains the highlands and flows eastward into Lake Malawi, contributing significantly to the lake’s water system.
  • D. Kagera River
    The Kagera River is a major East African river that forms part of the upper headwaters of the Nile and flows along several international borders before emptying into Lake Victoria.
  • E. Ruganzu River
    Ruganzu River is a waterway in Rwanda that flows through the capital city, Kigali.
  • 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: Lake Tanganyika via Lukuga River
Triple: [Lualaba River, connectedTo, Lake Tanganyika via Lukuga River]
Generated description
Lake Tanganyika via Lukuga River refers to the outflow connection by which Lake Tanganyika drains westward into the Lualaba River system, linking the lake to the upper Congo River basin.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Tanganyika via Lukuga River
Target entity description: Lake Tanganyika via Lukuga River refers to the outflow connection by which Lake Tanganyika drains westward into the Lualaba River system, linking the lake to the upper Congo River basin.
  • A. Ruzizi River
    The Ruzizi River is a river in Central Africa that flows south from Lake Kivu, forming part of the border between Rwanda, the Democratic Republic of the Congo, and Burundi before emptying into Lake Tanganyika.
  • B. Ahuriri River
    The Ahuriri River is a major alpine river in New Zealand’s South Island, known for its clear waters, scenic valley, and importance to local ecosystems and outdoor recreation.
  • C. Ruhuhu River
    The Ruhuhu River is a major river in southwestern Tanzania that drains the highlands and flows eastward into Lake Malawi, contributing significantly to the lake’s water system.
  • D. Kagera River
    The Kagera River is a major East African river that forms part of the upper headwaters of the Nile and flows along several international borders before emptying into Lake Victoria.
  • E. Ruganzu River
    Ruganzu River is a waterway in Rwanda that flows through the capital city, Kigali.
  • 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_69ca8437a7ac81908651de48f2d2141d completed March 30, 2026, 2:09 p.m.
NER Named-entity recognition batch_69cd7e61a114819081fc4a2ad39c96ba completed April 1, 2026, 8:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1104514d481908d7cb9a87a01f1e2 completed April 4, 2026, 1:21 p.m.
NEDg Description generation batch_69d1115ed8c48190af02a8ec38c8e2b9 completed April 4, 2026, 1:25 p.m.
NED2 Entity disambiguation (via description) batch_69d111f3190c8190ba2fe5687212da25 completed April 4, 2026, 1:28 p.m.
Created at: March 30, 2026, 7:49 p.m.