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.