Triple

T19790406
Position Surface form Disambiguated ID Type / Status
Subject Port of Dar es Salaam E475393 entity
Predicate operatedBy P86 FINISHED
Object Tanzania Ports Authority — 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: Tanzania Ports Authority | Statement: [Port of Dar es Salaam, operatedBy, Tanzania Ports Authority]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tanzania Ports Authority
Context triple: [Port of Dar es Salaam, operatedBy, Tanzania Ports Authority]
  • A. Tanzania Airports Authority
    Tanzania Airports Authority is the government agency responsible for managing and operating civil airports and aerodromes throughout Tanzania.
  • B. 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.
  • C. Tanzania Revenue Authority
    The Tanzania Revenue Authority is the government agency responsible for tax collection and administration in Tanzania.
  • D. Tanzania Civil Aviation Authority
    The Tanzania Civil Aviation Authority is the national regulatory body responsible for overseeing and regulating civil aviation activities and safety standards within Tanzania.
  • E. Tanzania National Roads Agency
    The Tanzania National Roads Agency is a government body responsible for the development, maintenance, and management of the national road network in Tanzania.
  • 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: Tanzania Ports Authority
Target entity description: Tanzania Ports Authority is the government agency responsible for managing and overseeing Tanzania’s major seaports and maritime infrastructure, including the key commercial hub of Dar es Salaam.
  • A. Tanzania Airports Authority
    Tanzania Airports Authority is the government agency responsible for managing and operating civil airports and aerodromes throughout Tanzania.
  • B. 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.
  • C. Tanzania Revenue Authority
    The Tanzania Revenue Authority is the government agency responsible for tax collection and administration in Tanzania.
  • D. Tanzania Civil Aviation Authority
    The Tanzania Civil Aviation Authority is the national regulatory body responsible for overseeing and regulating civil aviation activities and safety standards within Tanzania.
  • E. Tanzania National Roads Agency
    The Tanzania National Roads Agency is a government body responsible for the development, maintenance, and management of the national road network in Tanzania.
  • 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_69d8e51b014081908b263e167370529a completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e653c217bc819092c517b27ca22087 completed April 20, 2026, 4:26 p.m.
Created at: April 10, 2026, 1:49 p.m.