Triple

T19778956
Position Surface form Disambiguated ID Type / Status
Subject Tampere Central Station E475081 entity
Predicate railwayLine P848 FINISHED
Object Tampere–Orivesi railway
The Tampere–Orivesi railway is a Finnish rail line in the Pirkanmaa region that connects the city of Tampere with the town of Orivesi and forms part of the country’s main rail network.
 E1399642 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: Tampere–Orivesi railway | Statement: [Tampere Central Station, railwayLine, Tampere–Orivesi railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tampere–Orivesi railway
Context triple: [Tampere Central Station, railwayLine, Tampere–Orivesi railway]
  • A. Tampere–Pori railway
    The Tampere–Pori railway is a Finnish rail line connecting the inland city of Tampere with the coastal city and port of Pori, serving both passenger and freight traffic in western Finland.
  • 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. Tampere–Jyväskylä railway
    The Tampere–Jyväskylä railway is a key Finnish rail line connecting the major inland cities of Tampere and Jyväskylä, serving both passenger and freight traffic through central Finland.
  • 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–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.
  • 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: Tampere–Orivesi railway
Triple: [Tampere Central Station, railwayLine, Tampere–Orivesi railway]
Generated description
The Tampere–Orivesi railway is a Finnish rail line in the Pirkanmaa region that connects the city of Tampere with the town of Orivesi and forms part of the country’s main rail network.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tampere–Orivesi railway
Target entity description: The Tampere–Orivesi railway is a Finnish rail line in the Pirkanmaa region that connects the city of Tampere with the town of Orivesi and forms part of the country’s main rail network.
  • A. Tampere–Pori railway
    The Tampere–Pori railway is a Finnish rail line connecting the inland city of Tampere with the coastal city and port of Pori, serving both passenger and freight traffic in western Finland.
  • 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. Tampere–Jyväskylä railway
    The Tampere–Jyväskylä railway is a key Finnish rail line connecting the major inland cities of Tampere and Jyväskylä, serving both passenger and freight traffic through central Finland.
  • 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–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.
  • 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_69d8e51a43a08190956bc6df13c91a77 completed April 10, 2026, 11:55 a.m.
NER Named-entity recognition batch_69e6538230488190b45cd8aaec658f7f completed April 20, 2026, 4:25 p.m.
NED1 Entity disambiguation (via context triple) batch_6a07dbb3464c8190bdcfdc4b31ab71b6 completed May 16, 2026, 2:51 a.m.
NEDg Description generation batch_6a07dc7421b48190a81724e702727d05 completed May 16, 2026, 2:54 a.m.
NED2 Entity disambiguation (via description) batch_6a07dcf2d88c8190bbf9aa42f9fe8c6d completed May 16, 2026, 2:56 a.m.
Created at: April 10, 2026, 1:49 p.m.