Triple

T17895061
Position Surface form Disambiguated ID Type / Status
Subject Moscow–Saint Petersburg railway corridor E447411 entity
Predicate hasService P182 FINISHED
Object Red Arrow overnight train
The Red Arrow overnight train is a famous Russian sleeper service known for its historic, luxurious overnight journeys between Moscow and Saint Petersburg.
E1295019 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: Red Arrow overnight train | Statement: [Moscow–Saint Petersburg railway corridor, hasService, Red Arrow overnight train]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Red Arrow overnight train
Context triple: [Moscow–Saint Petersburg railway corridor, hasService, Red Arrow overnight train]
  • A. Aurora Winter Train
    The Aurora Winter Train is a seasonal Alaska Railroad passenger service that offers scenic long-distance travel through remote, snow-covered regions of Alaska during the winter months.
  • B. Wildlife Express Train
    The Wildlife Express Train is a themed railway attraction at Disney's Animal Kingdom that transports guests on a scenic journey to the Rafiki's Planet Watch conservation area.
  • C. Royal Blue passenger train
    The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
  • D. Liberator Express
    The Liberator Express was a transport aircraft variant of the Consolidated B-24 Liberator bomber used primarily during World War II for cargo and personnel transport.
  • E. Wolverine (Amtrak train)
    Wolverine is an Amtrak passenger train service in Michigan that operates multiple daily trips between Chicago and Detroit/Pontiac.
  • 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: Red Arrow overnight train
Triple: [Moscow–Saint Petersburg railway corridor, hasService, Red Arrow overnight train]
Generated description
The Red Arrow overnight train is a famous Russian sleeper service known for its historic, luxurious overnight journeys between Moscow and Saint Petersburg.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Red Arrow overnight train
Target entity description: The Red Arrow overnight train is a famous Russian sleeper service known for its historic, luxurious overnight journeys between Moscow and Saint Petersburg.
  • A. Aurora Winter Train
    The Aurora Winter Train is a seasonal Alaska Railroad passenger service that offers scenic long-distance travel through remote, snow-covered regions of Alaska during the winter months.
  • B. Wildlife Express Train
    The Wildlife Express Train is a themed railway attraction at Disney's Animal Kingdom that transports guests on a scenic journey to the Rafiki's Planet Watch conservation area.
  • C. Royal Blue passenger train
    The Royal Blue passenger train was a famed luxury streamliner that provided premier passenger service between New York City and Washington, D.C. for the Baltimore and Ohio Railroad.
  • D. Liberator Express
    The Liberator Express was a transport aircraft variant of the Consolidated B-24 Liberator bomber used primarily during World War II for cargo and personnel transport.
  • E. Wolverine (Amtrak train)
    Wolverine is an Amtrak passenger train service in Michigan that operates multiple daily trips between Chicago and Detroit/Pontiac.
  • 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_69d8b9f59bd48190a6fc925a855b8bac completed April 10, 2026, 8:51 a.m.
NER Named-entity recognition batch_69e49d7eb4f48190951e26975b57873b completed April 19, 2026, 9:16 a.m.
NED1 Entity disambiguation (via context triple) batch_6a031b24c55881908769b6461c0e05d1 completed May 12, 2026, 12:20 p.m.
NEDg Description generation batch_6a031cd8fd38819091b126f550e749ad completed May 12, 2026, 12:28 p.m.
NED2 Entity disambiguation (via description) batch_6a031d693e148190a84d4f1a17562b5b completed May 12, 2026, 12:30 p.m.
Created at: April 10, 2026, 10:19 a.m.