Triple

T20796851
Position Surface form Disambiguated ID Type / Status
Subject M train E511932 entity
Predicate rollingStockType P1305 FINISHED
Object New Technology Train (various R-series cars) 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: New Technology Train (various R-series cars) | Statement: [M train, rollingStockType, New Technology Train (various R-series cars)]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: New Technology Train (various R-series cars)
Context triple: [M train, rollingStockType, New Technology Train (various R-series cars)]
  • A. Nagoya 5000 series trains
    The Nagoya 5000 series trains are Japanese-built electric multiple units originally used in Nagoya that were later exported and adapted for service on Buenos Aires’ Line D of the underground.
  • B. 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.
  • C. Toei 6300 series EMU
    The Toei 6300 series EMU is a Japanese electric multiple unit train type operated by the Tokyo Metropolitan Bureau of Transportation, primarily used on through-services connecting the Toei Mita Line with other suburban lines.
  • D. JR East E231-500 series EMU
    The JR East E231-500 series EMU is a Japanese commuter electric multiple unit train type operated by East Japan Railway Company, known for its high-capacity, high-frequency service in the Tokyo metropolitan area.
  • E. Japanese Shinkansen Series 0 car
    The Japanese Shinkansen Series 0 car is an early-generation high-speed bullet train vehicle from Japan, renowned for inaugurating the world’s first high-speed rail service in the 1960s.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: New Technology Train (various R-series cars)
Target entity description: New Technology Train (various R-series cars) refers to a family of modern New York City Subway rolling stock featuring advanced propulsion, computerized controls, and improved passenger amenities.
  • A. Nagoya 5000 series trains
    The Nagoya 5000 series trains are Japanese-built electric multiple units originally used in Nagoya that were later exported and adapted for service on Buenos Aires’ Line D of the underground.
  • B. 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.
  • C. Toei 6300 series EMU
    The Toei 6300 series EMU is a Japanese electric multiple unit train type operated by the Tokyo Metropolitan Bureau of Transportation, primarily used on through-services connecting the Toei Mita Line with other suburban lines.
  • D. JR East E231-500 series EMU
    The JR East E231-500 series EMU is a Japanese commuter electric multiple unit train type operated by East Japan Railway Company, known for its high-capacity, high-frequency service in the Tokyo metropolitan area.
  • E. Japanese Shinkansen Series 0 car
    The Japanese Shinkansen Series 0 car is an early-generation high-speed bullet train vehicle from Japan, renowned for inaugurating the world’s first high-speed rail service in the 1960s.
  • F. None of above. chosen

Provenance (2 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_69e0b4cc69f481908e98751e697b9df4 completed April 16, 2026, 10:07 a.m.
NER Named-entity recognition batch_69e6c2ad6f0481909e0bab7119f10f9c completed April 21, 2026, 12:19 a.m.
Created at: April 16, 2026, 12:39 p.m.