Triple

T22358484
Position Surface form Disambiguated ID Type / Status
Subject Halkalı–Gebze commuter rail line E552717 entity
Predicate owner P347 FINISHED
Object Republic of Turkey State Railways — 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: Republic of Turkey State Railways | Statement: [Halkalı–Gebze commuter rail line, owner, Republic of Turkey State Railways]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Republic of Turkey State Railways
Context triple: [Halkalı–Gebze commuter rail line, owner, Republic of Turkey State Railways]
  • A. Turkish State Railways chosen
    Turkish State Railways is Turkey’s national railway company, responsible for operating and maintaining the country’s rail transport network, including high-speed train services.
  • B. Anatolian Railway Company
    The Anatolian Railway Company was a late 19th-century railway enterprise that developed and operated key rail lines in the Ottoman Empire, particularly across Anatolia.
  • C. TCDD Teknik
    TCDD Teknik is a Turkish railway engineering and technical services company that operates as a subsidiary of the national rail operator.
  • D. Turkish railway network
    The Turkish railway network is a nationwide system of rail lines that links major cities, industrial centers, and ports across Turkey, forming a key component of the country’s transportation infrastructure.
  • E. İstanbul Elektrik Tramvay ve Tünel İşletmeleri
    İstanbul Elektrik Tramvay ve Tünel İşletmeleri is the public agency responsible for operating Istanbul’s city buses, trams, and the historic Tünel funicular system.
  • 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_69e11e4a0ad08190a385b4d343cf6524 completed April 16, 2026, 5:37 p.m.
NER Named-entity recognition batch_69f157d1a87c8190a3e195cfbbb0d64f completed April 29, 2026, 12:58 a.m.
Created at: April 16, 2026, 8:44 p.m.