Triple

T10640482
Position Surface form Disambiguated ID Type / Status
Subject Moscow Central Diameters E250706 entity
Predicate rollingStock P1305 FINISHED
Object ES2G Lastochka EMU
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.
E879449 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: ES2G Lastochka EMU | Statement: [Moscow Central Diameters, rollingStock, ES2G Lastochka EMU]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: ES2G Lastochka EMU
Context triple: [Moscow Central Diameters, rollingStock, ES2G Lastochka EMU]
  • A. Civia EMU
    Civia EMU is a class of electric multiple unit commuter trains used by Spain’s Renfe for suburban and regional passenger services.
  • B. Comeng EMU
    The Comeng EMU is a long-serving class of electric multiple unit trains used on Melbourne's suburban rail network.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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: ES2G Lastochka EMU
Triple: [Moscow Central Diameters, rollingStock, ES2G Lastochka EMU]
Generated description
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.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: ES2G Lastochka EMU
Target entity description: 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.
  • A. Civia EMU
    Civia EMU is a class of electric multiple unit commuter trains used by Spain’s Renfe for suburban and regional passenger services.
  • B. Comeng EMU
    The Comeng EMU is a long-serving class of electric multiple unit trains used on Melbourne's suburban rail network.
  • C. 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.
  • D. 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.
  • E. 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.
  • 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_69d6aa5a4c4881908f39be6efe5981e5 completed April 8, 2026, 7:19 p.m.
NER Named-entity recognition batch_69d6dfcd19648190882380d2c90be486 completed April 8, 2026, 11:07 p.m.
NED1 Entity disambiguation (via context triple) batch_69d9884dab1481909c868f7d54265a60 completed April 10, 2026, 11:31 p.m.
NEDg Description generation batch_69d98ae8403c81908a229aa06bd0388a completed April 10, 2026, 11:42 p.m.
NED2 Entity disambiguation (via description) batch_69d98ce9ba0c8190a7c62fa670e23705 completed April 10, 2026, 11:51 p.m.
Created at: April 8, 2026, 9:04 p.m.