Triple

T5961324
Position Surface form Disambiguated ID Type / Status
Subject Eurasia Tunnel E132643 entity
Predicate operator P179 FINISHED
Object Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş.
Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş. is the private Turkish company responsible for the construction, financing, and operation of Istanbul’s undersea Eurasia Tunnel road project.
E558164 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: Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş. | Statement: [Eurasia Tunnel, operator, Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş.]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş.
Context triple: [Eurasia Tunnel, operator, Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş.]
  • A. Çanakkale Motorway and Bridge Construction Investment and Operation Inc.
    Çanakkale Motorway and Bridge Construction Investment and Operation Inc. is the private consortium responsible for the development, financing, construction, and operation of the Çanakkale 1915 Bridge and its associated motorway infrastructure in Turkey.
  • B. Turkish State Railways
    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.
  • C. State Hydraulic Works of Turkey
    The State Hydraulic Works of Turkey is the government agency responsible for the country’s water resources development, including the planning, construction, and operation of major dams, irrigation schemes, and flood control projects.
  • D. Turkish Petroleum Company
    The Turkish Petroleum Company was an early 20th-century oil consortium formed by European interests to explore and develop oil resources in the Ottoman Empire, particularly in Mesopotamia (modern Iraq).
  • E. General Directorate of Highways of Turkey
    The General Directorate of Highways of Turkey is the national government agency responsible for planning, constructing, operating, and maintaining the country’s state and provincial road network, including major bridges and motorways.
  • 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: Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş.
Triple: [Eurasia Tunnel, operator, Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş.]
Generated description
Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş. is the private Turkish company responsible for the construction, financing, and operation of Istanbul’s undersea Eurasia Tunnel road project.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş.
Target entity description: Avrasya Tüneli İşletme İnşaat ve Yatırım A.Ş. is the private Turkish company responsible for the construction, financing, and operation of Istanbul’s undersea Eurasia Tunnel road project.
  • A. Çanakkale Motorway and Bridge Construction Investment and Operation Inc.
    Çanakkale Motorway and Bridge Construction Investment and Operation Inc. is the private consortium responsible for the development, financing, construction, and operation of the Çanakkale 1915 Bridge and its associated motorway infrastructure in Turkey.
  • B. Turkish State Railways
    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.
  • C. State Hydraulic Works of Turkey
    The State Hydraulic Works of Turkey is the government agency responsible for the country’s water resources development, including the planning, construction, and operation of major dams, irrigation schemes, and flood control projects.
  • D. Turkish Petroleum Company
    The Turkish Petroleum Company was an early 20th-century oil consortium formed by European interests to explore and develop oil resources in the Ottoman Empire, particularly in Mesopotamia (modern Iraq).
  • E. General Directorate of Highways of Turkey
    The General Directorate of Highways of Turkey is the national government agency responsible for planning, constructing, operating, and maintaining the country’s state and provincial road network, including major bridges and motorways.
  • 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_69c0086c2364819091e9fe2f58fa2517 completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c039fd6dd48190a6020bef38b1be82 completed March 22, 2026, 6:50 p.m.
NED1 Entity disambiguation (via context triple) batch_69c0e3e8f234819099336503a797e55b completed March 23, 2026, 6:55 a.m.
NEDg Description generation batch_69c0ebb1dcb88190a101d3c88c647b41 completed March 23, 2026, 7:28 a.m.
NED2 Entity disambiguation (via description) batch_69c0ec4d1da081909cc6320078db4e53 completed March 23, 2026, 7:31 a.m.
Created at: March 22, 2026, 4:02 p.m.