Triple

T3914844
Position Surface form Disambiguated ID Type / Status
Subject Łódź Fabryczna railway station E88810 entity
Predicate railwayLineServed P848 FINISHED
Object 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.
E400505 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–Warsaw railway | Statement: [Łódź Fabryczna railway station, railwayLineServed, Łódź–Warsaw railway]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Łódź–Warsaw railway
Context triple: [Łódź Fabryczna railway station, railwayLineServed, Łódź–Warsaw railway]
  • A. 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.
  • B. Warsaw–Kraków main line
    The Warsaw–Kraków main line is a major Polish railway corridor connecting the capital city Warsaw with Kraków, serving as one of the country’s key passenger and freight routes.
  • C. Siedlce–Ostrołęka railway line
    The Siedlce–Ostrołęka railway line is a regional rail route in eastern Poland connecting the cities of Siedlce and Ostrołęka and serving intermediate towns such as Małkinia Górna.
  • D. Kraków–Katowice railway line
    The Kraków–Katowice railway line is a major rail route in southern Poland that connects the cities of Kraków and Katowice, serving as an important corridor for both passenger and freight traffic.
  • E. Łódź Fabryczna railway station
    Łódź Fabryczna railway station is a major modern underground rail hub in Łódź, Poland, serving as one of the city’s primary passenger terminals and a key node in the national rail network.
  • 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–Warsaw railway
Triple: [Łódź Fabryczna railway station, railwayLineServed, Łódź–Warsaw railway]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Łódź–Warsaw railway
Target entity description: 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.
  • A. 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.
  • B. Warsaw–Kraków main line
    The Warsaw–Kraków main line is a major Polish railway corridor connecting the capital city Warsaw with Kraków, serving as one of the country’s key passenger and freight routes.
  • C. Siedlce–Ostrołęka railway line
    The Siedlce–Ostrołęka railway line is a regional rail route in eastern Poland connecting the cities of Siedlce and Ostrołęka and serving intermediate towns such as Małkinia Górna.
  • D. Kraków–Katowice railway line
    The Kraków–Katowice railway line is a major rail route in southern Poland that connects the cities of Kraków and Katowice, serving as an important corridor for both passenger and freight traffic.
  • E. Łódź Fabryczna railway station
    Łódź Fabryczna railway station is a major modern underground rail hub in Łódź, Poland, serving as one of the city’s primary passenger terminals and a key node in the national rail network.
  • 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_69aed955229881909e85e73ffab1d343 completed March 9, 2026, 2:29 p.m.
NER Named-entity recognition batch_69aeed3a0d4c8190bb952d920b054a7f completed March 9, 2026, 3:54 p.m.
NED1 Entity disambiguation (via context triple) batch_69b528606ef88190a06ab8073d1df945 completed March 14, 2026, 9:20 a.m.
NEDg Description generation batch_69b5298d7be08190adb4a23edb716ce6 completed March 14, 2026, 9:25 a.m.
NED2 Entity disambiguation (via description) batch_69b52de8756c81909d03188bdc29ee88 completed March 14, 2026, 9:44 a.m.
Created at: March 9, 2026, 3:22 p.m.