Triple
T12986544
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Thika River |
E321781
|
entity |
| Predicate | hasWatershed |
P17416
|
FINISHED |
| Object |
Tana River Basin
The Tana River Basin is a major river drainage system in Kenya that supports diverse ecosystems, agriculture, hydropower generation, and water supply for surrounding communities.
|
E318420
|
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: Tana River Basin | Statement: [Thika River, hasWatershed, Tana River Basin]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tana River Basin Context triple: [Thika River, hasWatershed, Tana River Basin]
-
A.
Tana River
The Tana River is Kenya's longest river, flowing from the central highlands to the Indian Ocean and serving as a vital source of water, hydroelectric power, and irrigation.
-
B.
Tsavo River
The Tsavo River is a major waterway in southeastern Kenya that flows through the vast Tsavo ecosystem, supporting diverse wildlife and feeding into the Athi–Galana–Sabaki river system.
-
C.
Athi River basin
The Athi River basin is a major drainage basin in Kenya that collects waters from rivers such as the Nairobi River and ultimately feeds into the Indian Ocean.
-
D.
Rufiji River
The Rufiji River is Tanzania’s largest river system, flowing through diverse habitats and supporting rich wildlife, particularly within the Selous Game Reserve, before emptying into the Indian Ocean.
-
E.
Tembesi River
The Tembesi River is a major river in the Indonesian province of Jambi on the island of Sumatra, serving as an important waterway for the region’s ecology and local communities.
- 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: Tana River Basin Triple: [Thika River, hasWatershed, Tana River Basin]
Generated description
The Tana River Basin is a major river drainage system in Kenya that supports diverse ecosystems, agriculture, hydropower generation, and water supply for surrounding communities.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tana River Basin Target entity description: The Tana River Basin is a major river drainage system in Kenya that supports diverse ecosystems, agriculture, hydropower generation, and water supply for surrounding communities.
-
A.
Tana River
chosen
The Tana River is Kenya's longest river, flowing from the central highlands to the Indian Ocean and serving as a vital source of water, hydroelectric power, and irrigation.
-
B.
Tsavo River
The Tsavo River is a major waterway in southeastern Kenya that flows through the vast Tsavo ecosystem, supporting diverse wildlife and feeding into the Athi–Galana–Sabaki river system.
-
C.
Athi River basin
The Athi River basin is a major drainage basin in Kenya that collects waters from rivers such as the Nairobi River and ultimately feeds into the Indian Ocean.
-
D.
Rufiji River
The Rufiji River is Tanzania’s largest river system, flowing through diverse habitats and supporting rich wildlife, particularly within the Selous Game Reserve, before emptying into the Indian Ocean.
-
E.
Tembesi River
The Tembesi River is a major river in the Indonesian province of Jambi on the island of Sumatra, serving as an important waterway for the region’s ecology and local communities.
- F. None of above.
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_69d8076479b8819090afce3591939cdf |
completed | April 9, 2026, 8:09 p.m. |
| NER | Named-entity recognition | batch_69d97e5f47ec8190b39107bc016f9824 |
completed | April 10, 2026, 10:49 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6e266000c8190b0ba4c9e63ba0542 |
completed | May 3, 2026, 5:51 a.m. |
| NEDg | Description generation | batch_69f6e42cd5408190b687dfae73e2a720 |
completed | May 3, 2026, 5:59 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69f6e5293ee481908d9a90266ac5c3e6 |
completed | May 3, 2026, 6:03 a.m. |
Created at: April 9, 2026, 8:40 p.m.