Triple

T1860622
Position Surface form Disambiguated ID Type / Status
Subject Taitō E34802 entity
Predicate hasRailwayStation P918 FINISHED
Object Shin-Okachimachi Station
Shin-Okachimachi Station is a subway and railway station in Tokyo, Japan, serving the Taitō ward on multiple urban transit lines.
 E525501 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: Shin-Okachimachi Station | Statement: [Taitō, hasRailwayStation, Shin-Okachimachi Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Shin-Okachimachi Station
Context triple: [Taitō, hasRailwayStation, Shin-Okachimachi Station]
  • A. Okachimachi Station
    Okachimachi Station is a busy JR East railway station in Tokyo, Japan, serving the Ueno/Ameyoko shopping district and connecting central urban transit lines.
  • B. Eifukuchō Station
    Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
  • C. Hamamatsuchō Station
    Hamamatsuchō Station is a major railway hub in Tokyo’s Minato ward that provides convenient access to central Tokyo, Haneda Airport, and the surrounding bayfront area.
  • D. Kuramae Station
    Kuramae Station is a subway station in Tokyo, Japan, serving the Taitō area on the Toei Asakusa and Toei Ōedo Lines.
  • E. Tawaramachi Station
    Tawaramachi Station is a subway station on the Tokyo Metro Ginza Line located in the Taitō ward of Tokyo, Japan.
  • 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: Shin-Okachimachi Station
Triple: [Taitō, hasRailwayStation, Shin-Okachimachi Station]
Generated description
Shin-Okachimachi Station is a subway and railway station in Tokyo, Japan, serving the Taitō ward on multiple urban transit lines.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Shin-Okachimachi Station
Target entity description: Shin-Okachimachi Station is a subway and railway station in Tokyo, Japan, serving the Taitō ward on multiple urban transit lines.
  • A. Okachimachi Station
    Okachimachi Station is a busy JR East railway station in Tokyo, Japan, serving the Ueno/Ameyoko shopping district and connecting central urban transit lines.
  • B. Eifukuchō Station
    Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
  • C. Hamamatsuchō Station
    Hamamatsuchō Station is a major railway hub in Tokyo’s Minato ward that provides convenient access to central Tokyo, Haneda Airport, and the surrounding bayfront area.
  • D. Kuramae Station chosen
    Kuramae Station is a subway station in Tokyo, Japan, serving the Taitō area on the Toei Asakusa and Toei Ōedo Lines.
  • E. Tawaramachi Station
    Tawaramachi Station is a subway station on the Tokyo Metro Ginza Line located in the Taitō ward of Tokyo, Japan.
  • 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_69a88600b2f88190bc09303e68ab517e completed March 4, 2026, 7:20 p.m.
NER Named-entity recognition batch_69abb09caee881908efe8aa38471298c completed March 7, 2026, 4:59 a.m.
NED1 Entity disambiguation (via context triple) batch_69bf95285fc08190b6dcae44270f486f completed March 22, 2026, 7:07 a.m.
NEDg Description generation batch_69bf958e448c81908613c521b3659e52 completed March 22, 2026, 7:09 a.m.
NED2 Entity disambiguation (via description) batch_69bf9749108c8190af59acd298365350 completed March 22, 2026, 7:16 a.m.
Created at: March 4, 2026, 7:34 p.m.