Triple

T21308540
Position Surface form Disambiguated ID Type / Status
Subject Tarangire River E525265 entity
Predicate drainageBasin P1559 FINISHED
Object Pangani River Basin
The Pangani River Basin is a major East African watershed in northern Tanzania and southern Kenya, encompassing diverse ecosystems and supporting agriculture, hydropower, and communities along the Pangani River and its tributaries.
E1478593 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: Pangani River Basin | Statement: [Tarangire River, drainageBasin, Pangani River Basin]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Pangani River Basin
Context triple: [Tarangire River, drainageBasin, Pangani River Basin]
  • A. Mahi River basin
    The Mahi River basin is the drainage area of the Mahi River in western India, spanning parts of Madhya Pradesh, Rajasthan, and Gujarat and supporting agriculture, settlements, and ecosystems along its course.
  • B. Progo River basin
    The Progo River basin is a river drainage area in Central Java, Indonesia, encompassing fertile plains such as the Kedu Plain and supporting extensive agriculture and settlements.
  • C. Lempa River basin
    The Lempa River basin is a major Central American watershed, primarily in El Salvador, that drains a large region into the Pacific Ocean and supports significant agriculture, hydropower, and urban populations.
  • D. Mutirikwi River basin
    The Mutirikwi River basin is a river catchment area in southeastern Zimbabwe that encompasses Lake Mutirikwi and its dam, supporting regional water supply, irrigation, and ecosystems.
  • E. Simeto River basin
    The Simeto River basin is a major river drainage area in central-eastern Sicily, Italy, known for its agricultural landscapes and role in feeding the island’s largest river, the Simeto.
  • 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: Pangani River Basin
Triple: [Tarangire River, drainageBasin, Pangani River Basin]
Generated description
The Pangani River Basin is a major East African watershed in northern Tanzania and southern Kenya, encompassing diverse ecosystems and supporting agriculture, hydropower, and communities along the Pangani River and its tributaries.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Pangani River Basin
Target entity description: The Pangani River Basin is a major East African watershed in northern Tanzania and southern Kenya, encompassing diverse ecosystems and supporting agriculture, hydropower, and communities along the Pangani River and its tributaries.
  • A. Mahi River basin
    The Mahi River basin is the drainage area of the Mahi River in western India, spanning parts of Madhya Pradesh, Rajasthan, and Gujarat and supporting agriculture, settlements, and ecosystems along its course.
  • B. Progo River basin
    The Progo River basin is a river drainage area in Central Java, Indonesia, encompassing fertile plains such as the Kedu Plain and supporting extensive agriculture and settlements.
  • C. Lempa River basin
    The Lempa River basin is a major Central American watershed, primarily in El Salvador, that drains a large region into the Pacific Ocean and supports significant agriculture, hydropower, and urban populations.
  • D. Mutirikwi River basin
    The Mutirikwi River basin is a river catchment area in southeastern Zimbabwe that encompasses Lake Mutirikwi and its dam, supporting regional water supply, irrigation, and ecosystems.
  • E. Simeto River basin
    The Simeto River basin is a major river drainage area in central-eastern Sicily, Italy, known for its agricultural landscapes and role in feeding the island’s largest river, the Simeto.
  • 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_69e0b518b8948190ad69cf9a8784d397 completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69e75aa863688190a5e45248e31eec88 completed April 21, 2026, 11:08 a.m.
NED1 Entity disambiguation (via context triple) batch_6a09a5b401808190aa186d4ff5283b09 completed May 17, 2026, 11:25 a.m.
NEDg Description generation batch_6a09a653f0108190ac0881f63865222e completed May 17, 2026, 11:28 a.m.
NED2 Entity disambiguation (via description) batch_6a09a6e82b3881908bb85f0d7fe3d6d9 completed May 17, 2026, 11:30 a.m.
Created at: April 16, 2026, 4:06 p.m.