Triple

T14304381
Position Surface form Disambiguated ID Type / Status
Subject Ylivieska E354653 entity
Predicate railwayLine P848 FINISHED
Object Oulu–Seinäjoki railway
The Oulu–Seinäjoki railway is a major rail line in western Finland that connects the northern city of Oulu with Seinäjoki, serving as an important route for both passenger and freight traffic.
E1091678 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: Oulu–Seinäjoki railway | Statement: [Ylivieska, railwayLine, Oulu–Seinäjoki railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Oulu–Seinäjoki railway
Context triple: [Ylivieska, railwayLine, Oulu–Seinäjoki railway]
  • A. Tampere–Seinäjoki railway line
    The Tampere–Seinäjoki railway line is a major rail route in western Finland that connects the city of Tampere with Seinäjoki, serving both passenger and freight traffic.
  • B. Riihimäki–Tampere railway
    The Riihimäki–Tampere railway is a major rail line in southern Finland that forms part of the main route between Helsinki and the city of Tampere, serving both passenger and freight traffic.
  • C. Helsinki–Tampere railway
    The Helsinki–Tampere railway is a major Finnish rail line connecting the capital Helsinki with the city of Tampere, serving as one of the country’s busiest passenger and freight corridors.
  • D. Helsinki–Riihimäki railway
    The Helsinki–Riihimäki railway is a major Finnish rail line forming part of the main route north from Helsinki, serving numerous commuter and long-distance trains.
  • E. Helsinki–Lahti line
    The Helsinki–Lahti line is a major Finnish railway route that serves as the country’s primary high-speed corridor between the capital region and eastern Finland.
  • 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: Oulu–Seinäjoki railway
Triple: [Ylivieska, railwayLine, Oulu–Seinäjoki railway]
Generated description
The Oulu–Seinäjoki railway is a major rail line in western Finland that connects the northern city of Oulu with Seinäjoki, serving as an important route for both passenger and freight traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Oulu–Seinäjoki railway
Target entity description: The Oulu–Seinäjoki railway is a major rail line in western Finland that connects the northern city of Oulu with Seinäjoki, serving as an important route for both passenger and freight traffic.
  • A. Tampere–Seinäjoki railway line
    The Tampere–Seinäjoki railway line is a major rail route in western Finland that connects the city of Tampere with Seinäjoki, serving both passenger and freight traffic.
  • B. Riihimäki–Tampere railway
    The Riihimäki–Tampere railway is a major rail line in southern Finland that forms part of the main route between Helsinki and the city of Tampere, serving both passenger and freight traffic.
  • C. Helsinki–Tampere railway
    The Helsinki–Tampere railway is a major Finnish rail line connecting the capital Helsinki with the city of Tampere, serving as one of the country’s busiest passenger and freight corridors.
  • D. Helsinki–Riihimäki railway
    The Helsinki–Riihimäki railway is a major Finnish rail line forming part of the main route north from Helsinki, serving numerous commuter and long-distance trains.
  • E. Helsinki–Lahti line
    The Helsinki–Lahti line is a major Finnish railway route that serves as the country’s primary high-speed corridor between the capital region and eastern Finland.
  • 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_69d8278ed42c8190b9f882dcce611347 completed April 9, 2026, 10:26 p.m.
NER Named-entity recognition batch_69de85afabe48190926d6098047f4bcf completed April 14, 2026, 6:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69fd3d2a56a4819095b5c2164b1ad9fb completed May 8, 2026, 1:32 a.m.
NEDg Description generation batch_69fd3edf42788190b50b1144a7de41df completed May 8, 2026, 1:39 a.m.
NED2 Entity disambiguation (via description) batch_69fd3fbd931081908ba0b1838d9be49c completed May 8, 2026, 1:43 a.m.
Created at: April 10, 2026, 1:12 a.m.