Triple
T19145455
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ngaoundéré railway terminus |
E468666
|
entity |
| Predicate | ownedBy |
P347
|
FINISHED |
| Object | Cameroonian state |
—
|
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: Cameroonian state | Statement: [Ngaoundéré railway terminus, ownedBy, Cameroonian state]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cameroonian state Context triple: [Ngaoundéré railway terminus, ownedBy, Cameroonian state]
-
A.
Cameroon
chosen
Cameroon is a Central African country known for its cultural and linguistic diversity, varied geography from coast to rainforest and savanna, and a mixed French-English colonial heritage.
-
B.
Cameroon and Central African Republic
Cameroon and Central African Republic are neighboring Central African nations whose shared frontier is partly delineated by the Sangha River.
-
C.
Cameroon region
The Cameroon region is a historical area in Central Africa that became a focal point of European colonial interests and territorial negotiations in the late 19th century.
-
D.
Northern Cameroons
Northern Cameroons was a former British-administered United Nations trust territory in West Africa that later voted to join the Republic of Cameroon.
-
E.
North Region of Cameroon
The North Region of Cameroon is an administrative region in the northern part of the country known for its Sahelian climate, diverse ethnic groups, and important agricultural and pastoral activities.
- 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_69d8dd084ff48190ac0f8c46ee722629 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e978b0b481909a531efa030c5def |
completed | April 20, 2026, 8:53 a.m. |
Created at: April 10, 2026, 12:06 p.m.