Triple

T21347168
Position Surface form Disambiguated ID Type / Status
Subject Izhevsk E526368 entity
Predicate railwayServedBy P782 FINISHED
Object Izhevsk railway station
Izhevsk railway station is the main passenger and transport hub of Izhevsk, Russia, connecting the city to regional and national rail networks.
 E1478748 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: Izhevsk railway station | Statement: [Izhevsk, railwayServedBy, Izhevsk railway station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Izhevsk railway station
Context triple: [Izhevsk, railwayServedBy, Izhevsk railway station]
  • A. Oryol railway station
    Oryol railway station is a major rail hub in the city of Oryol, Russia, serving long-distance and regional passenger traffic on key routes in western Russia.
  • B. Nizhnekamsk railway station
    Nizhnekamsk railway station is the main train station serving the city of Nizhnekamsk in Tatarstan, Russia, providing regional and intercity rail connections.
  • C. Ladozhsky railway station
    Ladozhsky railway station is a major modern passenger terminal in Saint Petersburg, Russia, serving as a key hub for both suburban and long-distance rail services.
  • D. Yaroslavl-Glavny railway station
    Yaroslavl-Glavny railway station is the main rail terminal in Yaroslavl, Russia, serving as a key hub for regional and long-distance passenger trains.
  • E. Tikhvin railway station
    Tikhvin railway station is a regional rail transport hub serving the town of Tikhvin in Leningrad Oblast, Russia, on key routes connecting it with major cities.
  • 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: Izhevsk railway station
Triple: [Izhevsk, railwayServedBy, Izhevsk railway station]
Generated description
Izhevsk railway station is the main passenger and transport hub of Izhevsk, Russia, connecting the city to regional and national rail networks.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Izhevsk railway station
Target entity description: Izhevsk railway station is the main passenger and transport hub of Izhevsk, Russia, connecting the city to regional and national rail networks.
  • A. Oryol railway station
    Oryol railway station is a major rail hub in the city of Oryol, Russia, serving long-distance and regional passenger traffic on key routes in western Russia.
  • B. Nizhnekamsk railway station
    Nizhnekamsk railway station is the main train station serving the city of Nizhnekamsk in Tatarstan, Russia, providing regional and intercity rail connections.
  • C. Ladozhsky railway station
    Ladozhsky railway station is a major modern passenger terminal in Saint Petersburg, Russia, serving as a key hub for both suburban and long-distance rail services.
  • D. Yaroslavl-Glavny railway station
    Yaroslavl-Glavny railway station is the main rail terminal in Yaroslavl, Russia, serving as a key hub for regional and long-distance passenger trains.
  • E. Tikhvin railway station
    Tikhvin railway station is a regional rail transport hub serving the town of Tikhvin in Leningrad Oblast, Russia, on key routes connecting it with major cities.
  • 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_69e0b51cd5cc81909ac1187971e8a8ad completed April 16, 2026, 10:08 a.m.
NER Named-entity recognition batch_69ee5ba8f1c8819089c5d753876b44d5 completed April 26, 2026, 6:38 p.m.
NED1 Entity disambiguation (via context triple) batch_6a09a5cacbf481909ace24e0df0cd593 completed May 17, 2026, 11:26 a.m.
NEDg Description generation batch_6a09a6c435ec8190b903e953da375583 completed May 17, 2026, 11:30 a.m.
NED2 Entity disambiguation (via description) batch_6a09a7bcd5188190be3009fb3bd00af6 completed May 17, 2026, 11:34 a.m.
Created at: April 16, 2026, 4:56 p.m.