Triple

T14889795
Position Surface form Disambiguated ID Type / Status
Subject Danube Bridge E359721 entity
Predicate isPartOfCorridor P35 FINISHED
Object Bulgaria–Romania transport corridor
The Bulgaria–Romania transport corridor is a key cross-border route in Eastern Europe that facilitates road and rail connectivity and trade between Bulgaria and Romania across the Danube River.
E1125786 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: Bulgaria–Romania transport corridor | Statement: [Danube Bridge, isPartOfCorridor, Bulgaria–Romania transport corridor]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Bulgaria–Romania transport corridor
Context triple: [Danube Bridge, isPartOfCorridor, Bulgaria–Romania transport corridor]
  • A. Varna–Sofia transport axis
    The Varna–Sofia transport axis is a major Bulgarian transportation corridor linking the Black Sea port city of Varna with the capital Sofia and serving as a key route for regional trade and travel.
  • B. Timiș-Cerna Corridor
    The Timiș-Cerna Corridor is a mountain pass and natural corridor in southwestern Romania that separates major massifs of the Southern Carpathians and serves as an important route between the Banat and Oltenia regions.
  • C. Sofia–Plovdiv railway line
    The Sofia–Plovdiv railway line is a major Bulgarian rail corridor linking the capital Sofia with the city of Plovdiv and serving as part of an important trans-European transport route.
  • D. Trakia motorway A1
    Trakia motorway A1 is a major Bulgarian highway forming part of the Pan-European transport corridor that connects the capital Sofia with the Black Sea city of Burgas.
  • E. Romania–Bulgaria border
    The Romania–Bulgaria border is an international boundary in Southeastern Europe that largely follows the course of the Danube River, separating the two neighboring Balkan countries.
  • 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: Bulgaria–Romania transport corridor
Triple: [Danube Bridge, isPartOfCorridor, Bulgaria–Romania transport corridor]
Generated description
The Bulgaria–Romania transport corridor is a key cross-border route in Eastern Europe that facilitates road and rail connectivity and trade between Bulgaria and Romania across the Danube River.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Bulgaria–Romania transport corridor
Target entity description: The Bulgaria–Romania transport corridor is a key cross-border route in Eastern Europe that facilitates road and rail connectivity and trade between Bulgaria and Romania across the Danube River.
  • A. Varna–Sofia transport axis
    The Varna–Sofia transport axis is a major Bulgarian transportation corridor linking the Black Sea port city of Varna with the capital Sofia and serving as a key route for regional trade and travel.
  • B. Timiș-Cerna Corridor
    The Timiș-Cerna Corridor is a mountain pass and natural corridor in southwestern Romania that separates major massifs of the Southern Carpathians and serves as an important route between the Banat and Oltenia regions.
  • C. Sofia–Plovdiv railway line
    The Sofia–Plovdiv railway line is a major Bulgarian rail corridor linking the capital Sofia with the city of Plovdiv and serving as part of an important trans-European transport route.
  • D. Trakia motorway A1
    Trakia motorway A1 is a major Bulgarian highway forming part of the Pan-European transport corridor that connects the capital Sofia with the Black Sea city of Burgas.
  • E. Romania–Bulgaria border
    The Romania–Bulgaria border is an international boundary in Southeastern Europe that largely follows the course of the Danube River, separating the two neighboring Balkan countries.
  • 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_69d827980cbc8190a0c569ae3940a1d9 completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69ded5f6cf5c8190b6b28f58fafe5d59 completed April 15, 2026, 12:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69fe6b61407481908a618d14c56d2abf completed May 8, 2026, 11:01 p.m.
NEDg Description generation batch_69fe6e21bdf481908dba4b745ed4be65 completed May 8, 2026, 11:13 p.m.
NED2 Entity disambiguation (via description) batch_69fe6ee69860819096a2448ab813dc1d completed May 8, 2026, 11:16 p.m.
Created at: April 10, 2026, 2:09 a.m.