Triple

T4150727
Position Surface form Disambiguated ID Type / Status
Subject Łódź Kaliska railway station E89896 entity
Predicate railwayLineUsed P848 FINISHED
Object Łódź–Ostrów Wielkopolski railway
The Łódź–Ostrów Wielkopolski railway is a regional rail line in central Poland connecting the city of Łódź with Ostrów Wielkopolski and serving as an important route for both passenger and freight traffic.
 E424253 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: Łódź–Ostrów Wielkopolski railway | Statement: [Łódź Kaliska railway station, railwayLineUsed, Łódź–Ostrów Wielkopolski railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Łódź–Ostrów Wielkopolski railway
Context triple: [Łódź Kaliska railway station, railwayLineUsed, Łódź–Ostrów Wielkopolski railway]
  • A. Łódź–Warsaw railway
    The Łódź–Warsaw railway is a major rail line in central Poland connecting the cities of Łódź and Warsaw, serving as an important route for both regional and intercity passenger traffic.
  • B. Łódź–Tuplice railway
    The Łódź–Tuplice railway is a major Polish rail line connecting the central city of Łódź with the western border region near Germany, serving both passenger and freight traffic.
  • C. Łódź–Dębica railway
    The Łódź–Dębica railway is a major Polish rail line connecting the central city of Łódź with the southeastern town of Dębica, serving both passenger and freight traffic across several regions.
  • D. Łódź–Koluszki railway
    The Łódź–Koluszki railway is a key rail line in central Poland that connects the city of Łódź with the important junction at Koluszki, serving both regional and long-distance passenger traffic.
  • E. Warsaw–Białystok railway line
    The Warsaw–Białystok railway line is a major rail route in northeastern Poland that connects the capital city Warsaw with the regional center Białystok, 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: Łódź–Ostrów Wielkopolski railway
Triple: [Łódź Kaliska railway station, railwayLineUsed, Łódź–Ostrów Wielkopolski railway]
Generated description
The Łódź–Ostrów Wielkopolski railway is a regional rail line in central Poland connecting the city of Łódź with Ostrów Wielkopolski and serving as an important route for both passenger and freight traffic.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Łódź–Ostrów Wielkopolski railway
Target entity description: The Łódź–Ostrów Wielkopolski railway is a regional rail line in central Poland connecting the city of Łódź with Ostrów Wielkopolski and serving as an important route for both passenger and freight traffic.
  • A. Łódź–Warsaw railway
    The Łódź–Warsaw railway is a major rail line in central Poland connecting the cities of Łódź and Warsaw, serving as an important route for both regional and intercity passenger traffic.
  • B. Łódź–Tuplice railway
    The Łódź–Tuplice railway is a major Polish rail line connecting the central city of Łódź with the western border region near Germany, serving both passenger and freight traffic.
  • C. Łódź–Dębica railway
    The Łódź–Dębica railway is a major Polish rail line connecting the central city of Łódź with the southeastern town of Dębica, serving both passenger and freight traffic across several regions.
  • D. Łódź–Koluszki railway
    The Łódź–Koluszki railway is a key rail line in central Poland that connects the city of Łódź with the important junction at Koluszki, serving both regional and long-distance passenger traffic.
  • E. Warsaw–Białystok railway line
    The Warsaw–Białystok railway line is a major rail route in northeastern Poland that connects the capital city Warsaw with the regional center Białystok, 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_69aed95a59a881909b26e70b42c6811a completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69af0274f440819087dd58a9ce45cce5 completed March 9, 2026, 5:25 p.m.
NED1 Entity disambiguation (via context triple) batch_69b5a843dbb48190917db61981942bd5 completed March 14, 2026, 6:26 p.m.
NEDg Description generation batch_69b5ac599fc48190b9f83ba48e4ba42b completed March 14, 2026, 6:43 p.m.
NED2 Entity disambiguation (via description) batch_69b5acc576308190a5e34b580db46944 completed March 14, 2026, 6:45 p.m.
Created at: March 9, 2026, 3:43 p.m.