Triple

T11938981
Position Surface form Disambiguated ID Type / Status
Subject JR West 225 series EMU E284124 entity
Predicate hasVariant P455 FINISHED
Object 225-5000 series
The 225-5000 series is a subseries of JR West’s 225 series electric multiple units designed for commuter and suburban services in Japan, featuring enhanced safety and performance upgrades over earlier models.
E955053 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: 225-5000 series | Statement: [JR West 225 series EMU, hasVariant, 225-5000 series]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: 225-5000 series
Context triple: [JR West 225 series EMU, hasVariant, 225-5000 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. Série 4000
    Série 4000 is a class of high-speed electric multiple unit trains used by Comboios de Portugal for its Alfa Pendular premium intercity services.
  • C. 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.
  • D. 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.
  • E. 223 series
    The 223 series is a type of Japanese electric multiple unit commuter and suburban train operated primarily by JR West in the Kansai region.
  • 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: 225-5000 series
Triple: [JR West 225 series EMU, hasVariant, 225-5000 series]
Generated description
The 225-5000 series is a subseries of JR West’s 225 series electric multiple units designed for commuter and suburban services in Japan, featuring enhanced safety and performance upgrades over earlier models.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: 225-5000 series
Target entity description: The 225-5000 series is a subseries of JR West’s 225 series electric multiple units designed for commuter and suburban services in Japan, featuring enhanced safety and performance upgrades over earlier models.
  • A. 225-0 series chosen
    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. Série 4000
    Série 4000 is a class of high-speed electric multiple unit trains used by Comboios de Portugal for its Alfa Pendular premium intercity services.
  • C. 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.
  • D. 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.
  • E. 223 series
    The 223 series is a type of Japanese electric multiple unit commuter and suburban train operated primarily by JR West in the Kansai region.
  • F. None of above.

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_69f458b9a35c8190875cb5ac7c9bcfba completed May 1, 2026, 7:39 a.m.
NEDg Description generation batch_69f45f86349c81909a806fd7be4008e9 completed May 1, 2026, 8:08 a.m.
NED2 Entity disambiguation (via description) batch_69f4647ee1748190975bce3bbf51a3bc completed May 1, 2026, 8:29 a.m.
Created at: April 8, 2026, 9:45 p.m.