Triple

T7875748
Position Surface form Disambiguated ID Type / Status
Subject Rhaetian Railway E182845 entity
Predicate hasRollingStockType P1305 FINISHED
Object Allegra EMU (ABe 8/12)
The Allegra EMU (ABe 8/12) is a modern, high-performance electric multiple unit used by the Rhaetian Railway for both regional passenger services and steep mountain routes in the Swiss Alps.
 E701555 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: Allegra EMU (ABe 8/12) | Statement: [Rhaetian Railway, hasRollingStockType, Allegra EMU (ABe 8/12)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Allegra EMU (ABe 8/12)
Context triple: [Rhaetian Railway, hasRollingStockType, Allegra EMU (ABe 8/12)]
  • 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. Class 317 EMU
    The Class 317 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban and commuter services on 25 kV AC overhead electrified routes.
  • D. Class 313 EMU
    The Class 313 EMU is a British dual-voltage electric multiple unit train introduced in the 1970s, notable for being among the first of its kind to operate on both overhead and third-rail power systems.
  • E. Class 455 EMU
    The Class 455 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban commuter services in the South East of England.
  • 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: Allegra EMU (ABe 8/12)
Triple: [Rhaetian Railway, hasRollingStockType, Allegra EMU (ABe 8/12)]
Generated description
The Allegra EMU (ABe 8/12) is a modern, high-performance electric multiple unit used by the Rhaetian Railway for both regional passenger services and steep mountain routes in the Swiss Alps.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Allegra EMU (ABe 8/12)
Target entity description: The Allegra EMU (ABe 8/12) is a modern, high-performance electric multiple unit used by the Rhaetian Railway for both regional passenger services and steep mountain routes in the Swiss Alps.
  • 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. Class 317 EMU
    The Class 317 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban and commuter services on 25 kV AC overhead electrified routes.
  • D. Class 313 EMU
    The Class 313 EMU is a British dual-voltage electric multiple unit train introduced in the 1970s, notable for being among the first of its kind to operate on both overhead and third-rail power systems.
  • E. Class 455 EMU
    The Class 455 EMU is a type of British electric multiple unit train introduced in the early 1980s for suburban commuter services in the South East of England.
  • 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_69ca828a17248190b46defe758bc5ad3 completed March 30, 2026, 2:02 p.m.
NER Named-entity recognition batch_69cb39aa7ca88190b88a18f6a8971e51 completed March 31, 2026, 3:04 a.m.
NED1 Entity disambiguation (via context triple) batch_69cb5b7fef308190bbc74e13f4205192 completed March 31, 2026, 5:28 a.m.
NEDg Description generation batch_69cb7630b8908190a0b8f4856bceea0a completed March 31, 2026, 7:22 a.m.
NED2 Entity disambiguation (via description) batch_69cbbfb894588190971ade076acdbd5c completed March 31, 2026, 12:36 p.m.
Created at: March 30, 2026, 4:57 p.m.