Triple

T19364611
Position Surface form Disambiguated ID Type / Status
Subject Port of Alexandroupoli E484368 entity
Predicate regionServed P82 FINISHED
Object Black Sea–Eastern Mediterranean corridor
The Black Sea–Eastern Mediterranean corridor is a strategic maritime and transport route linking ports and trade networks between the Black Sea region and the Eastern Mediterranean basin.
E1371896 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: Black Sea–Eastern Mediterranean corridor | Statement: [Port of Alexandroupoli, regionServed, Black Sea–Eastern Mediterranean corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Black Sea–Eastern Mediterranean corridor
Context triple: [Port of Alexandroupoli, regionServed, Black Sea–Eastern Mediterranean corridor]
  • A. Turkish Straits system
    The Turkish Straits system is the strategic waterway complex in northwestern Turkey that connects the Black Sea to the Aegean and Mediterranean Seas via the Bosporus, Sea of Marmara, and Dardanelles.
  • B. Atlantic–Mediterranean corridor
    The Atlantic–Mediterranean corridor is a major trans-European transport route linking Spain’s Atlantic coast with the Mediterranean region to facilitate freight and passenger movement.
  • C. Eastern Bosphorus Strait
    The Eastern Bosphorus Strait is a narrow sea channel near Vladivostok in Russia that separates the mainland from Russky Island and connects the Amur Bay with the Ussuri Bay in the Sea of Japan.
  • D. Black Sea region
    The Black Sea region is a transnational area encompassing the countries surrounding the Black Sea, notable for its strategic geopolitical position, maritime trade routes, and regional economic and energy cooperation.
  • E. Berbera Corridor
    The Berbera Corridor is a key trade and transport route linking the Port of Berbera in Somaliland to inland markets in Ethiopia and the wider Horn of Africa.
  • 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: Black Sea–Eastern Mediterranean corridor
Triple: [Port of Alexandroupoli, regionServed, Black Sea–Eastern Mediterranean corridor]
Generated description
The Black Sea–Eastern Mediterranean corridor is a strategic maritime and transport route linking ports and trade networks between the Black Sea region and the Eastern Mediterranean basin.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Black Sea–Eastern Mediterranean corridor
Target entity description: The Black Sea–Eastern Mediterranean corridor is a strategic maritime and transport route linking ports and trade networks between the Black Sea region and the Eastern Mediterranean basin.
  • A. Turkish Straits system
    The Turkish Straits system is the strategic waterway complex in northwestern Turkey that connects the Black Sea to the Aegean and Mediterranean Seas via the Bosporus, Sea of Marmara, and Dardanelles.
  • B. Atlantic–Mediterranean corridor
    The Atlantic–Mediterranean corridor is a major trans-European transport route linking Spain’s Atlantic coast with the Mediterranean region to facilitate freight and passenger movement.
  • C. Eastern Bosphorus Strait
    The Eastern Bosphorus Strait is a narrow sea channel near Vladivostok in Russia that separates the mainland from Russky Island and connects the Amur Bay with the Ussuri Bay in the Sea of Japan.
  • D. Black Sea region
    The Black Sea region is a transnational area encompassing the countries surrounding the Black Sea, notable for its strategic geopolitical position, maritime trade routes, and regional economic and energy cooperation.
  • E. Berbera Corridor
    The Berbera Corridor is a key trade and transport route linking the Port of Berbera in Somaliland to inland markets in Ethiopia and the wider Horn of Africa.
  • 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_69d8e8d305088190ad13571532aa454c completed April 10, 2026, 12:10 p.m.
NER Named-entity recognition batch_69e619a9ac68819082cf9deadf526156 completed April 20, 2026, 12:18 p.m.
NED1 Entity disambiguation (via context triple) batch_6a0724121ba48190b4246ddc8486eac0 completed May 15, 2026, 1:48 p.m.
NEDg Description generation batch_6a0724b06e688190b33ff7c5a734661f completed May 15, 2026, 1:50 p.m.
NED2 Entity disambiguation (via description) batch_6a0726b56b548190829a0ec5af6fb929 completed May 15, 2026, 1:59 p.m.
Created at: April 10, 2026, 1:35 p.m.