Triple

T22553949
Position Surface form Disambiguated ID Type / Status
Subject Port of Douala E557628 entity
Predicate connectedTo P37 FINISHED
Object Cameroon railway network 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: Cameroon railway network | Statement: [Port of Douala, connectedTo, Cameroon railway network]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Cameroon railway network
Context triple: [Port of Douala, connectedTo, Cameroon railway network]
  • A. Transcameroon Railway chosen
    The Transcameroon Railway is a major rail line in Cameroon that links the country's central and northern regions, supporting both passenger travel and freight transport across key economic areas.
  • B. Trans-Gabon Railway
    The Trans-Gabon Railway is a major rail line in Gabon that connects the inland mining regions to the Atlantic coast, serving as a key route for transporting minerals and goods across the country.
  • C. Bamako–Dakar Railway
    The Bamako–Dakar Railway is a major West African rail line connecting Mali’s capital Bamako with Dakar in Senegal, facilitating regional trade and passenger transport.
  • D. Abidjan–Ouagadougou railway
    The Abidjan–Ouagadougou railway is a major West African rail line linking the port city of Abidjan in Côte d'Ivoire with Ouagadougou, the capital of Burkina Faso, facilitating regional trade and passenger transport.
  • E. Congo–Ocean railway network (eastern branch terminus)
    The Congo–Ocean railway network (eastern branch terminus) is the endpoint of the eastern extension of the Congo–Ocean Railway, serving as a key rail terminus linking inland regions to the main line toward the Atlantic coast in the Republic of the Congo.
  • 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.