Triple

T14572865
Position Surface form Disambiguated ID Type / Status
Subject Piła E341962 entity
Predicate hasRailwayLine P848 FINISHED
Object Piła–Bydgoszcz railway line
The Piła–Bydgoszcz railway line is a regional rail route in north-central Poland that connects the city of Piła with the major transport hub of Bydgoszcz.
 E1110325 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: Piła–Bydgoszcz railway line | Statement: [Piła, hasRailwayLine, Piła–Bydgoszcz railway line]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Piła–Bydgoszcz railway line
Context triple: [Piła, hasRailwayLine, Piła–Bydgoszcz railway line]
  • A. Gdynia–Kościerzyna railway line
    The Gdynia–Kościerzyna railway line is a regional rail route in northern Poland connecting the coastal city of Gdynia with the inland town of Kościerzyna through the Pomeranian region.
  • B. Piła–Kołobrzeg railway line
    The Piła–Kołobrzeg railway line is a regional rail route in northwestern Poland that connects inland Greater Poland with the Baltic Sea coast at Kołobrzeg.
  • C. Poznań–Piła railway line
    The Poznań–Piła railway line is a key rail route in western Poland connecting the regional capital Poznań with the city of Piła, serving both passenger and freight traffic.
  • D. Gdańsk–Gdynia railway
    The Gdańsk–Gdynia railway is a key rail line in northern Poland that connects the major Baltic port cities of Gdańsk and Gdynia within the Tricity metropolitan area.
  • E. Warsaw–Poznań railway line
    The Warsaw–Poznań railway line is a major rail route in central Poland that connects the capital city Warsaw with the regional hub Poznań, serving as an important corridor for both passenger and freight transport.
  • 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: Piła–Bydgoszcz railway line
Triple: [Piła, hasRailwayLine, Piła–Bydgoszcz railway line]
Generated description
The Piła–Bydgoszcz railway line is a regional rail route in north-central Poland that connects the city of Piła with the major transport hub of Bydgoszcz.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Piła–Bydgoszcz railway line
Target entity description: The Piła–Bydgoszcz railway line is a regional rail route in north-central Poland that connects the city of Piła with the major transport hub of Bydgoszcz.
  • A. Gdynia–Kościerzyna railway line
    The Gdynia–Kościerzyna railway line is a regional rail route in northern Poland connecting the coastal city of Gdynia with the inland town of Kościerzyna through the Pomeranian region.
  • B. Piła–Kołobrzeg railway line
    The Piła–Kołobrzeg railway line is a regional rail route in northwestern Poland that connects inland Greater Poland with the Baltic Sea coast at Kołobrzeg.
  • C. Poznań–Piła railway line
    The Poznań–Piła railway line is a key rail route in western Poland connecting the regional capital Poznań with the city of Piła, serving both passenger and freight traffic.
  • D. Gdańsk–Gdynia railway
    The Gdańsk–Gdynia railway is a key rail line in northern Poland that connects the major Baltic port cities of Gdańsk and Gdynia within the Tricity metropolitan area.
  • E. Warsaw–Poznań railway line
    The Warsaw–Poznań railway line is a major rail route in central Poland that connects the capital city Warsaw with the regional hub Poznań, serving as an important corridor for both passenger and freight transport.
  • 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_69d822dcc6248190bed689984bceb0e2 completed April 9, 2026, 10:06 p.m.
NER Named-entity recognition batch_69deb3f33b1c8190bb447788bfd28d51 completed April 14, 2026, 9:38 p.m.
NED1 Entity disambiguation (via context triple) batch_69fda91437e08190a41683f1777a8507 completed May 8, 2026, 9:12 a.m.
NEDg Description generation batch_69fdb32facb081908ed84483aac38f78 completed May 8, 2026, 9:56 a.m.
NED2 Entity disambiguation (via description) batch_69fdb3b24320819098dd7fab0c3a0507 completed May 8, 2026, 9:58 a.m.
Created at: April 10, 2026, 1:24 a.m.