Triple

T13719822
Position Surface form Disambiguated ID Type / Status
Subject Nizhegorodskaya MCC station E328999 entity
Predicate servedBy P82 FINISHED
Object Lastochka electric multiple units E879449 NE FINISHED

How this triple was built (2 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: Lastochka electric multiple units | Statement: [Nizhegorodskaya MCC station, servedBy, Lastochka electric multiple units]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Lastochka electric multiple units
Context triple: [Nizhegorodskaya MCC station, servedBy, Lastochka electric multiple units]
  • A. Ivolga electric multiple unit
    The Ivolga electric multiple unit is a modern Russian commuter train series designed for high-capacity, comfortable suburban and urban rail services.
  • B. Stadler Minsk
    Stadler Minsk is a Belarus-based manufacturing facility of Stadler Rail that produces and assembles modern railway rolling stock for regional and international markets.
  • C. ES2G Lastochka EMU chosen
    The ES2G Lastochka EMU is a modern Russian electric multiple unit train used for high-frequency suburban and urban commuter services, including on the Moscow Central Diameters network.
  • D. Civia EMU
    Civia EMU is a class of electric multiple unit commuter trains used by Spain’s Renfe for suburban and regional passenger services.
  • E. Stadler KISS double-deck EMU
    The Stadler KISS double-deck EMU is a high-capacity, electric multiple-unit commuter train known for its bi-level design, rapid acceleration, and use on regional and suburban rail services in various countries.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.

Provenance (3 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_69d80770b9bc81909f70c8c317d53cff completed April 9, 2026, 8:09 p.m.
NER Named-entity recognition batch_69dd439a121c81908cae964e7756274c completed April 13, 2026, 7:27 p.m.
NED1 Entity disambiguation (via context triple) batch_69f79d5c4f848190993f829824eabbef completed May 3, 2026, 7:09 p.m.
Created at: April 9, 2026, 9:55 p.m.