Triple
T22554017
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Douala International Airport |
E557630
|
entity |
| Predicate | operator |
P179
|
FINISHED |
| Object | Aéroports du Cameroun |
—
|
NE NERFINISHED |
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: Aéroports du Cameroun | Statement: [Douala International Airport, operator, Aéroports du Cameroun]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Aéroports du Cameroun Context triple: [Douala International Airport, operator, Aéroports du Cameroun]
-
A.
Ngaoundéré Airport
Ngaoundéré Airport is a public airport in Ngaoundéré, Cameroon, providing regional air transport connections for the city and surrounding area.
-
B.
Cameroon Civil Aviation Authority
The Cameroon Civil Aviation Authority is the national regulatory body responsible for overseeing and managing civil aviation activities and airport operations throughout Cameroon.
-
C.
Yaoundé Nsimalen International Airport
Yaoundé Nsimalen International Airport is the main international airport serving Cameroon’s capital, handling most of the city’s long-haul and regional air traffic.
-
D.
Abéché Airport
Abéché Airport is a public airport serving the city of Abéché in eastern Chad, providing regional air transport and access to the surrounding Ouaddaï region.
-
E.
Port-Gentil International Airport
Port-Gentil International Airport is the main airport serving the coastal city of Port-Gentil in Gabon, handling both domestic and limited international flights.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Aéroports du Cameroun Target entity description: Aéroports du Cameroun is the national company responsible for managing and operating major civil airports across Cameroon.
-
A.
Ngaoundéré Airport
Ngaoundéré Airport is a public airport in Ngaoundéré, Cameroon, providing regional air transport connections for the city and surrounding area.
-
B.
Cameroon Civil Aviation Authority
The Cameroon Civil Aviation Authority is the national regulatory body responsible for overseeing and managing civil aviation activities and airport operations throughout Cameroon.
-
C.
Yaoundé Nsimalen International Airport
Yaoundé Nsimalen International Airport is the main international airport serving Cameroon’s capital, handling most of the city’s long-haul and regional air traffic.
-
D.
Abéché Airport
Abéché Airport is a public airport serving the city of Abéché in eastern Chad, providing regional air transport and access to the surrounding Ouaddaï region.
-
E.
Port-Gentil International Airport
Port-Gentil International Airport is the main airport serving the coastal city of Port-Gentil in Gabon, handling both domestic and limited international flights.
- F. None of above. chosen
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.