Triple

T249647
Position Surface form Disambiguated ID Type / Status
Subject Kigoma Region E5115 entity
Predicate borders P224 FINISHED
Object Lake Tanganyika
Lake Tanganyika is one of the African Great Lakes, renowned as one of the world’s deepest and oldest freshwater lakes, spanning several countries in East and Central Africa.
E32295 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 | Statement: [Kigoma Region, borders, Lake Tanganyika]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lake Tanganyika
Context triple: [Kigoma Region, borders, Lake Tanganyika]
  • A. Lake Victoria
    Lake Victoria is a vast freshwater lake in East Africa, bordered by Tanzania, Uganda, and Kenya, and is renowned as the world’s largest tropical lake and a vital regional resource.
  • B. Lake Velence
    Lake Velence is one of Hungary’s largest natural lakes, known as a popular resort and recreation area in the Transdanubian region.
  • C. Lake Assal
    Lake Assal is a hypersaline crater lake in Djibouti renowned as the lowest point on the African continent and one of the saltiest bodies of water in the world.
  • D. Zambezi River
    The Zambezi River is one of Africa’s largest rivers, famed for Victoria Falls and its role as a vital waterway and natural border in southern Africa.
  • E. Lake Nicaragua
    Lake Nicaragua is the largest freshwater lake in Central America, known for its volcanic islands, biodiversity, and connection to both the Caribbean Sea and Pacific Ocean via the San Juan River.
  • 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
Triple: [Kigoma Region, borders, Lake Tanganyika]
Generated description
Lake Tanganyika is one of the African Great Lakes, renowned as one of the world’s deepest and oldest freshwater lakes, spanning several countries in East and Central Africa.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Lake Tanganyika
Target entity description: Lake Tanganyika is one of the African Great Lakes, renowned as one of the world’s deepest and oldest freshwater lakes, spanning several countries in East and Central Africa.
  • A. Lake Victoria
    Lake Victoria is a vast freshwater lake in East Africa, bordered by Tanzania, Uganda, and Kenya, and is renowned as the world’s largest tropical lake and a vital regional resource.
  • B. Lake Velence
    Lake Velence is one of Hungary’s largest natural lakes, known as a popular resort and recreation area in the Transdanubian region.
  • C. Lake Assal
    Lake Assal is a hypersaline crater lake in Djibouti renowned as the lowest point on the African continent and one of the saltiest bodies of water in the world.
  • D. Zambezi River
    The Zambezi River is one of Africa’s largest rivers, famed for Victoria Falls and its role as a vital waterway and natural border in southern Africa.
  • E. Lake Nicaragua
    Lake Nicaragua is the largest freshwater lake in Central America, known for its volcanic islands, biodiversity, and connection to both the Caribbean Sea and Pacific Ocean via the San Juan River.
  • 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_69a257c4bf688190a46ebbf411ab7473 completed Feb. 28, 2026, 2:49 a.m.
NER Named-entity recognition batch_69a25d3728f0819086214ccc2db2305a completed Feb. 28, 2026, 3:12 a.m.
NED1 Entity disambiguation (via context triple) batch_69a37373426881909ce8766ad9c5778c completed Feb. 28, 2026, 11 p.m.
NEDg Description generation batch_69a373dfb6c0819092ebfe465b7be3c9 completed Feb. 28, 2026, 11:01 p.m.
NED2 Entity disambiguation (via description) batch_69a3748a9ea4819080b2cea1f1b4afbc completed Feb. 28, 2026, 11:04 p.m.
Created at: Feb. 28, 2026, 2:54 a.m.