Triple

T9686570
Position Surface form Disambiguated ID Type / Status
Subject Tanzania Railways Corporation E234423 entity
Predicate shortName P43 FINISHED
Object TRC
TRC is the national railway operator of Tanzania, responsible for managing and running the country’s rail transport services.
 E815395 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: TRC | Statement: [Tanzania Railways Corporation, shortName, TRC]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: TRC
Context triple: [Tanzania Railways Corporation, shortName, TRC]
  • A. TRC
    TRC is the premier annual international rugby union competition in the Southern Hemisphere, contested by Argentina, Australia, New Zealand, and South Africa.
  • B. TRC
    TRC is the commonly used acronym for South Africa’s Truth and Reconciliation Commission, a post-apartheid body established to investigate human rights abuses and promote national healing.
  • C. TRCI
    TRCI is a state-run prison facility in Oregon formally known as Two Rivers Correctional Institution.
  • D. TRNC
    TRNC is the commonly used abbreviation for the Turkish Republic of Northern Cyprus, a self-declared state on the northern part of the island of Cyprus recognized only by Turkey.
  • E. TRN
    TRN is the IATA airport code for Turin Airport, the main international airport serving Turin in northern Italy.
  • 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: TRC
Triple: [Tanzania Railways Corporation, shortName, TRC]
Generated description
TRC is the national railway operator of Tanzania, responsible for managing and running the country’s rail transport services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: TRC
Target entity description: TRC is the national railway operator of Tanzania, responsible for managing and running the country’s rail transport services.
  • A. TRC
    TRC is the premier annual international rugby union competition in the Southern Hemisphere, contested by Argentina, Australia, New Zealand, and South Africa.
  • B. TRC
    TRC is the commonly used acronym for South Africa’s Truth and Reconciliation Commission, a post-apartheid body established to investigate human rights abuses and promote national healing.
  • C. TRCI
    TRCI is a state-run prison facility in Oregon formally known as Two Rivers Correctional Institution.
  • D. TRNC
    TRNC is the commonly used abbreviation for the Turkish Republic of Northern Cyprus, a self-declared state on the northern part of the island of Cyprus recognized only by Turkey.
  • E. TRN
    TRN is the IATA airport code for Turin Airport, the main international airport serving Turin in northern Italy.
  • F. None of above. chosen

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_69ca84ca73208190957a900c8543bdcc completed March 30, 2026, 2:12 p.m.
NER Named-entity recognition batch_69cd9cd2dab481908e0d3fed28de9d40 completed April 1, 2026, 10:31 p.m.
NED1 Entity disambiguation (via context triple) batch_69d1910b7c148190b9061b1ce0520e8b completed April 4, 2026, 10:30 p.m.
NEDg Description generation batch_69d193150c00819080ed0fbb050b60bf completed April 4, 2026, 10:39 p.m.
NED2 Entity disambiguation (via description) batch_69d19416efd48190865d0178e5e893fa completed April 4, 2026, 10:43 p.m.
Created at: March 30, 2026, 8:17 p.m.