Triple
T7039350
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Wouri River |
E163467
|
entity |
| Predicate | hasCityOnEstuary |
P74688
|
FINISHED |
| Object | Douala |
E132327
|
NE FINISHED |
How this triple was built (3 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: Douala | Statement: [Wouri River, hasCityOnEstuary, Douala]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Douala Context triple: [Wouri River, hasCityOnEstuary, Douala]
-
A.
Douala
chosen
Douala is the economic capital and main port city of Cameroon, located on the Wouri River along the Atlantic coast.
-
B.
Beni Douala
Beni Douala is a town and commune in northern Algeria, situated in the Kabylie region within Tizi Ouzou Province.
-
C.
Yaoundé
Yaoundé is the political and administrative center of Cameroon, known for its hilly terrain and role as a major cultural and economic hub in Central Africa.
-
D.
Libreville
Libreville is the largest city and main economic and cultural center of Gabon, located on the country’s Atlantic coast.
-
E.
Limbé
Limbé is a historic town in northern Haiti known for its agricultural surroundings and role in the country’s colonial and revolutionary past.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: hasCityOnEstuary Context triple: [Wouri River, hasCityOnEstuary, Douala]
-
A.
hasEstuaryNear
Indicates that the estuary of a water body is located in close proximity to a specified place or feature.
-
B.
hasCityOnRiver
Indicates that a city is located on or along the course of a particular river.
-
C.
hasMajorCityOnRiver
Indicates that a major city is located on and directly associated with a particular river.
-
D.
estuaryLocatedIn
Indicates that an estuary is geographically situated within or along the boundaries of a specified larger region or area.
-
E.
hasMajorCityOnBasin
Indicates that a major city is located on or within the drainage basin of a specified water system.
- 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_69c6885e7c1c8190be32a8f79ab4e0cf |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6e4a3c36c819080942c59f1830ae8 |
completed | March 27, 2026, 8:12 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7a313f0c88190834daf87723a77a1 |
completed | March 28, 2026, 9:44 a.m. |
| PD | Predicate disambiguation | batch_69c6e1bb602081908bfa6186a1f5a4b4 |
completed | March 27, 2026, 7:59 p.m. |
| PDg | Predicate description generation | batch_69c6e4a15b088190bee9a23e94aaac53 |
completed | March 27, 2026, 8:12 p.m. |
Created at: March 27, 2026, 2:36 p.m.