Triple

T11938982
Position Surface form Disambiguated ID Type / Status
Subject JR West 225 series EMU E284124 entity
Predicate hasVariant P455 FINISHED
Object 225-5100 series
The 225-5100 series is a subseries of JR West's 225 series electric multiple units used for commuter and suburban services in Japan, featuring updated safety and passenger comfort improvements over earlier variants.
E957723 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: 225-5100 series | Statement: [JR West 225 series EMU, hasVariant, 225-5100 series]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 225-5100 series
Context triple: [JR West 225 series EMU, hasVariant, 225-5100 series]
  • A. 225-0 series
    The 225-0 series is a subseries of JR West’s 225 series electric multiple units used for high-speed commuter and suburban services in the Kansai region of Japan.
  • B. D-2500
    D-2500 was the German civil-registered prototype and primary example of the Junkers G 38, a large all-metal four-engine transport aircraft of the late 1920s and early 1930s.
  • C. ICT 1500 series
    The ICT 1500 series was a line of early electronic computers produced by International Computers and Tabulators that played a role in the transition from electromechanical to fully electronic data processing in the mid-20th century.
  • D. C7500
    The C7500 is a medium-duty commercial truck model in the Chevrolet Kodiak/GMC TopKick series, commonly used for vocational applications like delivery, construction, and utility services.
  • E. Latitude 5000 series
    The Latitude 5000 series is a line of Dell business laptops designed to offer a balance of performance, security, and manageability for professional and enterprise users.
  • 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: 225-5100 series
Triple: [JR West 225 series EMU, hasVariant, 225-5100 series]
Generated description
The 225-5100 series is a subseries of JR West's 225 series electric multiple units used for commuter and suburban services in Japan, featuring updated safety and passenger comfort improvements over earlier variants.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 225-5100 series
Target entity description: The 225-5100 series is a subseries of JR West's 225 series electric multiple units used for commuter and suburban services in Japan, featuring updated safety and passenger comfort improvements over earlier variants.
  • A. 225-0 series
    The 225-0 series is a subseries of JR West’s 225 series electric multiple units used for high-speed commuter and suburban services in the Kansai region of Japan.
  • B. D-2500
    D-2500 was the German civil-registered prototype and primary example of the Junkers G 38, a large all-metal four-engine transport aircraft of the late 1920s and early 1930s.
  • C. ICT 1500 series
    The ICT 1500 series was a line of early electronic computers produced by International Computers and Tabulators that played a role in the transition from electromechanical to fully electronic data processing in the mid-20th century.
  • D. C7500
    The C7500 is a medium-duty commercial truck model in the Chevrolet Kodiak/GMC TopKick series, commonly used for vocational applications like delivery, construction, and utility services.
  • E. Latitude 5000 series
    The Latitude 5000 series is a line of Dell business laptops designed to offer a balance of performance, security, and manageability for professional and enterprise users.
  • 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_69d6ab2ce9c48190b5d39511b524f666 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d903415d2481909d84e6727454b9fe completed April 10, 2026, 2:03 p.m.
NED1 Entity disambiguation (via context triple) batch_69f471a856208190bb88254090c03ed0 completed May 1, 2026, 9:26 a.m.
NEDg Description generation batch_69f47b755f808190acb2fb31473d2405 completed May 1, 2026, 10:07 a.m.
NED2 Entity disambiguation (via description) batch_69f47d8bbae8819088d48b300291ef74 completed May 1, 2026, 10:16 a.m.
Created at: April 8, 2026, 9:45 p.m.