Triple

T11694766
Position Surface form Disambiguated ID Type / Status
Subject Dworzec Wileński metro station E277962 entity
Predicate isTerminusOf P388 FINISHED
Object Line M2 (eastern end)
Line M2 (eastern end) is the eastern terminus section of Warsaw Metro’s second line, serving as the final stretch of the route that concludes at Dworzec Wileński station.
 E939633 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: Line M2 (eastern end) | Statement: [Dworzec Wileński metro station, isTerminusOf, Line M2 (eastern end)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Line M2 (eastern end)
Context triple: [Dworzec Wileński metro station, isTerminusOf, Line M2 (eastern end)]
  • A. M22 line
    The M22 line is a planned rapid transit route within the Istanbul Metro network intended to expand urban rail connectivity in the city.
  • B. M2 line
    The M2 line is a fully automated metro line in Lausanne, Switzerland, running on a steep north–south route that connects the city center with surrounding districts and the lakeshore.
  • C. M2 line
    The M2 line is a major rapid transit route of the Istanbul Metro system that runs in a north–south direction, connecting key districts on the European side of the city.
  • D. M2 line
    The M2 line is a major rapid transit route within the Ankara Metro system in Turkey, serving key districts of the capital city.
  • E. M2 line
    The M2 line is one of the main lines of the Helsinki Metro rapid transit system, serving key districts across the Helsinki metropolitan area.
  • 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: Line M2 (eastern end)
Triple: [Dworzec Wileński metro station, isTerminusOf, Line M2 (eastern end)]
Generated description
Line M2 (eastern end) is the eastern terminus section of Warsaw Metro’s second line, serving as the final stretch of the route that concludes at Dworzec Wileński station.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Line M2 (eastern end)
Target entity description: Line M2 (eastern end) is the eastern terminus section of Warsaw Metro’s second line, serving as the final stretch of the route that concludes at Dworzec Wileński station.
  • A. M22 line
    The M22 line is a planned rapid transit route within the Istanbul Metro network intended to expand urban rail connectivity in the city.
  • B. M2 line
    The M2 line is a fully automated metro line in Lausanne, Switzerland, running on a steep north–south route that connects the city center with surrounding districts and the lakeshore.
  • C. M2 line
    The M2 line is a major rapid transit route of the Istanbul Metro system that runs in a north–south direction, connecting key districts on the European side of the city.
  • D. M2 line
    The M2 line is a major rapid transit route within the Ankara Metro system in Turkey, serving key districts of the capital city.
  • E. M2 line
    The M2 line is one of the main lines of the Helsinki Metro rapid transit system, serving key districts across the Helsinki metropolitan area.
  • 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_69d6aafe02d881909900d54ad7d4af84 completed April 8, 2026, 7:22 p.m.
NER Named-entity recognition batch_69d8a47b9eb48190976a35e91e25b56b completed April 10, 2026, 7:19 a.m.
NED1 Entity disambiguation (via context triple) batch_69ef1461b2f0819091ef2a0627ffe5f5 completed April 27, 2026, 7:46 a.m.
NEDg Description generation batch_69ef3553a1748190b554463bcea8bd1d completed April 27, 2026, 10:07 a.m.
NED2 Entity disambiguation (via description) batch_69ef51fe3824819099f440426d3e6888 completed April 27, 2026, 12:09 p.m.
Created at: April 8, 2026, 9:40 p.m.