Triple

T5151289
Position Surface form Disambiguated ID Type / Status
Subject Sofia–Kulata railway line E116198 entity
Predicate borderStation P46215 FINISHED
Object Kulata railway station
Kulata railway station is a Bulgarian border rail station near the Greek frontier that serves as a key international transit point on the route between Sofia and Thessaloniki.
 E496987 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: Kulata railway station | Statement: [Sofia–Kulata railway line, borderStation, Kulata railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Kulata railway station
Context triple: [Sofia–Kulata railway line, borderStation, Kulata railway station]
  • A. Rai railway station
    Rai railway station is a local rail stop in Amsterdam that primarily serves the RAI convention and exhibition center and its surrounding business district.
  • B. Abasha railway station
    Abasha railway station is a regional train station serving the town of Abasha in western Georgia, providing passenger and possibly freight rail connections along the country’s rail network.
  • C. Bytom Railway Station
    Bytom Railway Station is a historic rail transport hub in the city of Bytom, Poland, serving as a key node in the region’s passenger and freight railway network.
  • D. Ratho Station
    Ratho Station is a small village in West Lothian, Scotland, situated near Edinburgh and historically associated with its former railway station.
  • E. Matunga railway station
    Matunga railway station is a suburban railway station on Mumbai's Central line, serving the Matunga neighborhood and daily commuters in the city.
  • 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: Kulata railway station
Triple: [Sofia–Kulata railway line, borderStation, Kulata railway station]
Generated description
Kulata railway station is a Bulgarian border rail station near the Greek frontier that serves as a key international transit point on the route between Sofia and Thessaloniki.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Kulata railway station
Target entity description: Kulata railway station is a Bulgarian border rail station near the Greek frontier that serves as a key international transit point on the route between Sofia and Thessaloniki.
  • A. Rai railway station
    Rai railway station is a local rail stop in Amsterdam that primarily serves the RAI convention and exhibition center and its surrounding business district.
  • B. Abasha railway station
    Abasha railway station is a regional train station serving the town of Abasha in western Georgia, providing passenger and possibly freight rail connections along the country’s rail network.
  • C. Bytom Railway Station
    Bytom Railway Station is a historic rail transport hub in the city of Bytom, Poland, serving as a key node in the region’s passenger and freight railway network.
  • D. Ratho Station
    Ratho Station is a small village in West Lothian, Scotland, situated near Edinburgh and historically associated with its former railway station.
  • E. Matunga railway station
    Matunga railway station is a suburban railway station on Mumbai's Central line, serving the Matunga neighborhood and daily commuters in the city.
  • 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_69bd445d94788190b72e2cc563120995 completed March 20, 2026, 12:58 p.m.
NER Named-entity recognition batch_69bd78d965548190b09f574acf3b9b1a completed March 20, 2026, 4:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69bed004538c81908fac258ea99f7e63 completed March 21, 2026, 5:06 p.m.
NEDg Description generation batch_69bed07d478c8190aac215cb05bedae0 completed March 21, 2026, 5:08 p.m.
NED2 Entity disambiguation (via description) batch_69bed0d56af481908a3fb0693f151fb3 completed March 21, 2026, 5:09 p.m.
Created at: March 20, 2026, 1:44 p.m.