Triple
T22553939
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Port of Douala |
E557628
|
entity |
| Predicate | managingOrganization |
P86
|
FINISHED |
| Object |
Port Authority of Douala
The Port Authority of Douala is the public body responsible for administering, operating, and developing Cameroon’s principal seaport in Douala.
|
E557628
|
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: Port Authority of Douala | Statement: [Port of Douala, managingOrganization, Port Authority of Douala]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Port Authority of Douala Context triple: [Port of Douala, managingOrganization, Port Authority of Douala]
-
A.
Port of Douala
The Port of Douala is Cameroon’s principal seaport and a major Central African maritime hub for regional trade and cargo transit.
-
B.
Union Douala
Union Douala is a professional football club based in Douala, Cameroon, known for competing in the country's top football division.
-
C.
Port of Limbe
The Port of Limbe is a coastal seaport in southwestern Cameroon that serves as a regional hub for maritime trade and access to the Gulf of Guinea.
-
D.
Beni Douala
Beni Douala is a town and commune in northern Algeria, situated in the Kabylie region within Tizi Ouzou Province.
-
E.
Douala International Airport
Douala International Airport is the main international gateway and busiest airport in Cameroon, serving the city of Douala and the surrounding region.
- 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: Port Authority of Douala Triple: [Port of Douala, managingOrganization, Port Authority of Douala]
Generated description
The Port Authority of Douala is the public body responsible for administering, operating, and developing Cameroon’s principal seaport in Douala.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Port Authority of Douala Target entity description: The Port Authority of Douala is the public body responsible for administering, operating, and developing Cameroon’s principal seaport in Douala.
-
A.
Port of Douala
chosen
The Port of Douala is Cameroon’s principal seaport and a major Central African maritime hub for regional trade and cargo transit.
-
B.
Union Douala
Union Douala is a professional football club based in Douala, Cameroon, known for competing in the country's top football division.
-
C.
Port of Limbe
The Port of Limbe is a coastal seaport in southwestern Cameroon that serves as a regional hub for maritime trade and access to the Gulf of Guinea.
-
D.
Beni Douala
Beni Douala is a town and commune in northern Algeria, situated in the Kabylie region within Tizi Ouzou Province.
-
E.
Douala International Airport
Douala International Airport is the main international gateway and busiest airport in Cameroon, serving the city of Douala and the surrounding region.
- 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_69e11e59db848190b4272ecd2b690ffd |
completed | April 16, 2026, 5:37 p.m. |
| NER | Named-entity recognition | batch_69f15f780fb88190836408c6de3d3966 |
completed | April 29, 2026, 1:31 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0b3d4c229081909269f847a7e3ba9c |
completed | May 18, 2026, 4:24 p.m. |
| NEDg | Description generation | batch_6a0b3f078d7c8190ac84e8bf1726115f |
completed | May 18, 2026, 4:32 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a0b3f8d85cc8190812924d466d18735 |
completed | May 18, 2026, 4:34 p.m. |
Created at: April 16, 2026, 8:52 p.m.