Triple

T10521477
Position Surface form Disambiguated ID Type / Status
Subject Odakyu Odawara Line E248181 entity
Predicate rollingStockUsed P5426 FINISHED
Object Odakyu 60000 series MSE
The Odakyu 60000 series MSE is a Japanese limited express electric multiple unit train operated by Odakyu Electric Railway, known for its premium "Romancecar" services.
E875050 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: Odakyu 60000 series MSE | Statement: [Odakyu Odawara Line, rollingStockUsed, Odakyu 60000 series MSE]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Odakyu 60000 series MSE
Context triple: [Odakyu Odawara Line, rollingStockUsed, Odakyu 60000 series MSE]
  • A. Odakyu 4000 series
    The Odakyu 4000 series is a Japanese electric multiple unit commuter train type operated by Odakyu Electric Railway, designed for through-services with Tokyo Metro and known for its modern, energy-efficient features.
  • B. Odakyu 1000 series EMU
    The Odakyu 1000 series EMU is a Japanese electric multiple unit train type operated by Odakyu Electric Railway for commuter services in the Tokyo area.
  • C. Odakyu 3000 series EMU
    The Odakyu 3000 series EMU is a Japanese electric multiple unit train type operated by Odakyu Electric Railway for commuter services in the Tokyo area.
  • D. Odakyu 5000 series EMU (second generation)
    The Odakyu 5000 series EMU (second generation) is a modern Japanese commuter electric multiple unit operated by Odakyu Electric Railway, designed for high-capacity, comfortable suburban services around the Tokyo area.
  • E. Toei 6500 series EMU
    The Toei 6500 series EMU is a modern Japanese electric multiple unit train operated by the Tokyo Metropolitan Bureau of Transportation, designed for through-services on Tokyo subway and interconnecting commuter lines.
  • 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: Odakyu 60000 series MSE
Triple: [Odakyu Odawara Line, rollingStockUsed, Odakyu 60000 series MSE]
Generated description
The Odakyu 60000 series MSE is a Japanese limited express electric multiple unit train operated by Odakyu Electric Railway, known for its premium "Romancecar" services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Odakyu 60000 series MSE
Target entity description: The Odakyu 60000 series MSE is a Japanese limited express electric multiple unit train operated by Odakyu Electric Railway, known for its premium "Romancecar" services.
  • A. Odakyu 4000 series
    The Odakyu 4000 series is a Japanese electric multiple unit commuter train type operated by Odakyu Electric Railway, designed for through-services with Tokyo Metro and known for its modern, energy-efficient features.
  • B. Odakyu 1000 series EMU
    The Odakyu 1000 series EMU is a Japanese electric multiple unit train type operated by Odakyu Electric Railway for commuter services in the Tokyo area.
  • C. Odakyu 3000 series EMU
    The Odakyu 3000 series EMU is a Japanese electric multiple unit train type operated by Odakyu Electric Railway for commuter services in the Tokyo area.
  • D. Odakyu 5000 series EMU (second generation)
    The Odakyu 5000 series EMU (second generation) is a modern Japanese commuter electric multiple unit operated by Odakyu Electric Railway, designed for high-capacity, comfortable suburban services around the Tokyo area.
  • E. Toei 6500 series EMU
    The Toei 6500 series EMU is a modern Japanese electric multiple unit train operated by the Tokyo Metropolitan Bureau of Transportation, designed for through-services on Tokyo subway and interconnecting commuter lines.
  • 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_69d381c5c7448190bec34bee7ec72bac completed April 6, 2026, 9:49 a.m.
NER Named-entity recognition batch_69d509dec25881909bc748640f26a416 completed April 7, 2026, 1:42 p.m.
NED1 Entity disambiguation (via context triple) batch_69d96b3d6f6c81908d8247da9d9caab2 completed April 10, 2026, 9:27 p.m.
NEDg Description generation batch_69d96d85f9648190a43c8c924f5139e3 completed April 10, 2026, 9:37 p.m.
NED2 Entity disambiguation (via description) batch_69d96e1a36688190b97ced745bc6a30d completed April 10, 2026, 9:39 p.m.
Created at: April 6, 2026, 12:29 p.m.