Triple

T23302515
Position Surface form Disambiguated ID Type / Status
Subject JR East station numbering E590339 entity
Predicate relatedTo P37 FINISHED
Object Toei Subway station numbering
Toei Subway station numbering is a system used on Tokyo’s Toei Subway lines that assigns alphanumeric codes to stations to simplify navigation for passengers, including those unfamiliar with Japanese.
 E1580306 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: Toei Subway station numbering | Statement: [JR East station numbering, relatedTo, Toei Subway station numbering]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Toei Subway station numbering
Context triple: [JR East station numbering, relatedTo, Toei Subway station numbering]
  • A. Tokyu station numbering
    Tokyu station numbering is a system used by Tokyu Corporation to assign alphanumeric codes to its railway stations for easier navigation and identification.
  • B. JR East station numbering
    JR East station numbering is a system that assigns alphanumeric codes to East Japan Railway Company stations to make navigation and route identification easier for passengers.
  • C. JR West station numbering
    JR West station numbering is a system that assigns alphanumeric codes to stations operated by West Japan Railway Company to simplify navigation for passengers.
  • D. Tokyo Metro Chiyoda Line stations
    Tokyo Metro Chiyoda Line stations are the subway stations served by the Chiyoda Line, a major Tokyo Metro route running through central Tokyo and into surrounding areas.
  • E. Yamanote Line stations
    Yamanote Line stations are the train stops located along Tokyo’s busy circular Yamanote Line, one of the city’s most important and heavily used rail routes.
  • 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: Toei Subway station numbering
Triple: [JR East station numbering, relatedTo, Toei Subway station numbering]
Generated description
Toei Subway station numbering is a system used on Tokyo’s Toei Subway lines that assigns alphanumeric codes to stations to simplify navigation for passengers, including those unfamiliar with Japanese.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Toei Subway station numbering
Target entity description: Toei Subway station numbering is a system used on Tokyo’s Toei Subway lines that assigns alphanumeric codes to stations to simplify navigation for passengers, including those unfamiliar with Japanese.
  • A. Tokyu station numbering
    Tokyu station numbering is a system used by Tokyu Corporation to assign alphanumeric codes to its railway stations for easier navigation and identification.
  • B. JR East station numbering
    JR East station numbering is a system that assigns alphanumeric codes to East Japan Railway Company stations to make navigation and route identification easier for passengers.
  • C. JR West station numbering
    JR West station numbering is a system that assigns alphanumeric codes to stations operated by West Japan Railway Company to simplify navigation for passengers.
  • D. Tokyo Metro Chiyoda Line stations
    Tokyo Metro Chiyoda Line stations are the subway stations served by the Chiyoda Line, a major Tokyo Metro route running through central Tokyo and into surrounding areas.
  • E. Yamanote Line stations
    Yamanote Line stations are the train stops located along Tokyo’s busy circular Yamanote Line, one of the city’s most important and heavily used rail routes.
  • 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_69e25d1c0ecc8190a355aa229f06d0e0 completed April 17, 2026, 4:17 p.m.
NER Named-entity recognition batch_69f1972406a08190bbf355cc7a9f8432 completed April 29, 2026, 5:29 a.m.
NED1 Entity disambiguation (via context triple) batch_6a0c4c9730908190960a47f7fee9e0c2 completed May 19, 2026, 11:42 a.m.
NEDg Description generation batch_6a0c4ee292f08190a44326d433f37c65 completed May 19, 2026, 11:52 a.m.
NED2 Entity disambiguation (via description) batch_6a0c4f796b688190a8971ebd238e08f2 completed May 19, 2026, 11:54 a.m.
Created at: April 17, 2026, 5:04 p.m.