Triple

T6974993
Position Surface form Disambiguated ID Type / Status
Subject Zambia Railways network E161694 entity
Predicate operator P179 FINISHED
Object Zambia Railways Limited
Zambia Railways Limited is the state-owned company responsible for operating and managing the national railway system in Zambia.
E161694 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: Zambia Railways Limited | Statement: [Zambia Railways network, operator, Zambia Railways Limited]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Zambia Railways Limited
Context triple: [Zambia Railways network, operator, Zambia Railways Limited]
  • A. Zambia Railways network
    The Zambia Railways network is the national railway system of Zambia, linking major cities, mining regions, and neighboring countries for freight and passenger transport.
  • B. National Railways of Zimbabwe
    National Railways of Zimbabwe is the state-owned railway company responsible for operating the majority of Zimbabwe’s rail transport infrastructure and services.
  • C. Tanzania Railways Corporation
    Tanzania Railways Corporation is the state-owned company responsible for operating and managing much of Tanzania’s railway network for passenger and freight transport.
  • D. Zomba Group of Companies
    Zomba Group of Companies was a major music entertainment conglomerate best known for its influential Jive Records label, which launched and managed the careers of numerous pop and R&B superstars.
  • E. Bank of Zambia
    The Bank of Zambia is the central bank of Zambia, responsible for formulating monetary policy, regulating the financial system, and managing the country’s currency and foreign reserves.
  • 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: Zambia Railways Limited
Triple: [Zambia Railways network, operator, Zambia Railways Limited]
Generated description
Zambia Railways Limited is the state-owned company responsible for operating and managing the national railway system in Zambia.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Zambia Railways Limited
Target entity description: Zambia Railways Limited is the state-owned company responsible for operating and managing the national railway system in Zambia.
  • A. Zambia Railways network chosen
    The Zambia Railways network is the national railway system of Zambia, linking major cities, mining regions, and neighboring countries for freight and passenger transport.
  • B. National Railways of Zimbabwe
    National Railways of Zimbabwe is the state-owned railway company responsible for operating the majority of Zimbabwe’s rail transport infrastructure and services.
  • C. Tanzania Railways Corporation
    Tanzania Railways Corporation is the state-owned company responsible for operating and managing much of Tanzania’s railway network for passenger and freight transport.
  • D. Zomba Group of Companies
    Zomba Group of Companies was a major music entertainment conglomerate best known for its influential Jive Records label, which launched and managed the careers of numerous pop and R&B superstars.
  • E. Bank of Zambia
    The Bank of Zambia is the central bank of Zambia, responsible for formulating monetary policy, regulating the financial system, and managing the country’s currency and foreign reserves.
  • 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_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_69c761a6bbdc81908c96871f151db279 completed March 28, 2026, 5:05 a.m.
NEDg Description generation batch_69c7639074f48190bc095f18fc35c08b completed March 28, 2026, 5:13 a.m.
NED2 Entity disambiguation (via description) batch_69c76435fd2c819099143ea12f21d095 completed March 28, 2026, 5:16 a.m.
Created at: March 27, 2026, 2:31 p.m.