Triple
T10568184
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mathare River |
E249405
|
entity |
| Predicate | tributaryOf |
P415
|
FINISHED |
| Object | Nairobi River |
E40225
|
NE FINISHED |
How this triple was built (2 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: Nairobi River | Statement: [Mathare River, tributaryOf, Nairobi River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nairobi River Context triple: [Mathare River, tributaryOf, Nairobi River]
-
A.
Nairobi River
chosen
The Nairobi River is a major waterway flowing through Kenya’s capital city, historically central to its development but now heavily impacted by urban pollution and restoration efforts.
-
B.
Ngong River
Ngong River is a tributary watercourse in Kenya that flows through parts of Nairobi’s urban and peri-urban areas before joining the Nairobi River system.
-
C.
Thika River
Thika River is a Kenyan river that flows from the slopes of Mount Kenya through central Kenya, supporting agriculture, ecosystems, and local communities before joining the Tana River system.
-
D.
Mologa River
The Mologa River is a significant waterway in western Russia that flows through several regions before emptying into the Rybinsk Reservoir on the Volga River.
-
E.
Gash River
The Gash River is a seasonal river in northeastern Africa that flows from the Ethiopian highlands through western Eritrea and eastern Sudan, supporting agriculture and settlements along its course before dissipating into the desert.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d381c8bd708190acf3d275c908251e |
completed | April 6, 2026, 9:50 a.m. |
| NER | Named-entity recognition | batch_69d5272ff53c8190ae7c399d49b585f5 |
completed | April 7, 2026, 3:48 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d9988fca088190b13b651985677a6a |
completed | April 11, 2026, 12:40 a.m. |
Created at: April 6, 2026, 12:37 p.m.