Triple

T6975021
Position Surface form Disambiguated ID Type / Status
Subject Zambia Railways network E161694 entity
Predicate mainCorridor P5520 FINISHED
Object Lusaka–Copperbelt corridor E633698 NE FINISHED

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: Lusaka–Copperbelt corridor | Statement: [Zambia Railways network, mainCorridor, Lusaka–Copperbelt corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Lusaka–Copperbelt corridor
Context triple: [Zambia Railways network, mainCorridor, Lusaka–Copperbelt corridor]
  • A. Lusaka–Malawi transport corridor
    The Lusaka–Malawi transport corridor is a key regional route linking Zambia’s capital Lusaka with Malawi, facilitating cross-border trade and movement in southeastern Africa.
  • B. Nacala Corridor
    The Nacala Corridor is a major transport and logistics route in Mozambique and neighboring countries, linking inland mining and agricultural regions to the Indian Ocean via the Port of Nacala.
  • C. Livingstone–Lusaka–Kabwe–Ndola line chosen
    The Livingstone–Lusaka–Kabwe–Ndola line is a principal north–south railway route in Zambia that links major urban and industrial centers from the southern border at Livingstone through the capital Lusaka to the Copperbelt region.
  • D. Maputo Corridor
    The Maputo Corridor is a major regional development and transport route linking South Africa’s industrial heartland to the port city of Maputo in Mozambique, facilitating trade and economic integration in Southern Africa.
  • E. Tanzam Highway
    The Tanzam Highway is a key transport corridor in Tanzania that links the coastal city of Dar es Salaam with the landlocked nation of Zambia, facilitating regional trade and travel.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69c68854a0d88190bc0bf82263f1afce completed March 27, 2026, 1:38 p.m.
NER Named-entity recognition batch_69c6db3bda908190a10a91dc8d043ef1 completed March 27, 2026, 7:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69c76a0ad57c81909aec9f619dc68bd7 completed March 28, 2026, 5:41 a.m.
Created at: March 27, 2026, 2:31 p.m.