Triple
T22553927
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Port of Douala |
E557628
|
entity |
| Predicate | locatedOnWaterbody |
P1489
|
FINISHED |
| Object | Wouri River |
—
|
NE NERFINISHED |
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: Wouri River | Statement: [Port of Douala, locatedOnWaterbody, Wouri River]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Wouri River Context triple: [Port of Douala, locatedOnWaterbody, Wouri River]
-
A.
Wouri River
chosen
The Wouri River is a major waterway in southwestern Cameroon that flows into the Gulf of Guinea and hosts the important port city of Douala along its estuary.
-
B.
Ouémé River
The Ouémé River is a major waterway in Benin that flows southward into the Atlantic Ocean, playing a key role in the country’s ecology, agriculture, and transport.
-
C.
Mékrou River
The Mékrou River is a West African waterway that flows through Benin, Burkina Faso, and Niger, helping form part of the borders between these countries and contributing significantly to the Niger River basin.
-
D.
Bagoé River
The Bagoé River is a significant West African waterway that flows through parts of Mali and Côte d'Ivoire before joining larger river systems in the Niger Basin.
-
E.
Ogooué River
The Ogooué River is the principal waterway of Gabon, flowing across the country to the Atlantic Ocean and serving as a vital ecological and transportation corridor in Central Africa.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e11e59db848190b4272ecd2b690ffd |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f15f780fb88190836408c6de3d3966 |
completed | April 29, 2026, 1:31 a.m. |
Created at: April 16, 2026, 8:52 p.m.