Triple

T21916831
Position Surface form Disambiguated ID Type / Status
Subject ATS-P E541201 entity
Predicate usedOnRollingStock P5426 FINISHED
Object E233 series — NE NERFINISHED

How this triple was built (3 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: E233 series | Statement: [ATS-P, usedOnRollingStock, E233 series]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: E233 series
Context triple: [ATS-P, usedOnRollingStock, E233 series]
  • A. E233 series EMU chosen
    The E233 series EMU is a modern Japanese commuter train type operated by JR East, known for its high capacity, reliability, and widespread use on busy urban and suburban lines around Tokyo.
  • B. E231 series EMU
    The E231 series EMU is a widely used Japanese commuter train type operated by JR East, known for its high-capacity, rapid-transit service in the Greater Tokyo area.
  • C. E235 series EMU
    The E235 series EMU is a modern Japanese commuter train operated by JR East, notable for its advanced onboard information systems, energy-efficient design, and use on busy urban lines in the Tokyo area.
  • D. JR East 209 series
    The JR East 209 series is a Japanese commuter electric multiple unit train type introduced in the 1990s for high-frequency urban and suburban services in the Tokyo area.
  • E. JR East 205 series
    The JR East 205 series is a Japanese electric multiple unit commuter train type introduced in the 1980s and widely used on various urban and suburban lines in the Tokyo area.
  • F. None of above.
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
PD Predicate disambiguation gpt-5-mini-2025-08-07 
Target predicate: usedOnRollingStock
Context triple: [ATS-P, usedOnRollingStock, E233 series]
  • A. usesRollingStock chosen
    Indicates that one entity employs or operates specific rolling stock (such as rail vehicles) in its activities or services.
  • B. usesRollingStockCompatibleWith
    Indicates that one entity operates using rolling stock that is technically and operationally compatible with the rolling stock standards or systems associated with another entity.
  • C. ownedRollingStock
    Indicates that one entity possesses or has ownership rights over specific rolling stock (such as trains, railcars, or locomotives).
  • D. formerRollingStock
    Indicates that an entity was previously used as rolling stock (e.g., railway vehicles) but no longer serves in that capacity.
  • E. relatedRollingStock
    Indicates a relationship between pieces of rolling stock that are associated with each other, such as through shared operations, configurations, or functional linkage.
  • F. None of above.

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_69e0c47c4b9c8190a5586a75f5f36453 completed April 16, 2026, 11:14 a.m.
NER Named-entity recognition batch_69f1233858308190a877d8015db4d380 completed April 28, 2026, 9:14 p.m.
PD Predicate disambiguation batch_69e6be9ebf4c8190892df1a8e1313f88 completed April 21, 2026, 12:02 a.m.
Created at: April 16, 2026, 7:43 p.m.