Triple

T6104268
Position Surface form Disambiguated ID Type / Status
Subject Chūō, Tokyo, Japan E136076 entity
Predicate hasRailHub P523 FINISHED
Object Tsukiji Station
Tsukiji Station is a Tokyo Metro subway station in central Tokyo that serves the bustling Tsukiji district, historically known for its famous fish market and nearby commercial and cultural attractions.
E691062 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: Tsukiji Station | Statement: [Chūō, Tokyo, Japan, hasRailHub, Tsukiji Station]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tsukiji Station
Context triple: [Chūō, Tokyo, Japan, hasRailHub, Tsukiji Station]
  • A. Kyobashi Station
    Kyobashi Station is a major railway hub in Osaka, Japan, serving multiple JR West, Keihan, and Osaka Metro lines and connecting central Osaka with surrounding areas.
  • B. Nihonbashi Station
    Nihonbashi Station is a major underground railway and subway interchange in central Tokyo, serving multiple Tokyo Metro and Toei lines near the historic Nihonbashi district.
  • C. Akihabara Station
    Akihabara Station is a major railway hub in Tokyo’s Akihabara district, known for serving multiple JR and subway lines and providing access to the city’s famous electronics and otaku culture area.
  • D. Hachiōji Station
    Hachiōji Station is a major railway hub in Hachiōji, Tokyo, serving multiple JR East lines and connecting the western suburbs of the Tokyo metropolitan area.
  • E. Meguro Station
    Meguro Station is a major railway and subway hub in Tokyo’s Meguro ward, serving multiple JR and Tokyo Metro lines and providing convenient access to central and southwestern Tokyo.
  • 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: Tsukiji Station
Triple: [Chūō, Tokyo, Japan, hasRailHub, Tsukiji Station]
Generated description
Tsukiji Station is a Tokyo Metro subway station in central Tokyo that serves the bustling Tsukiji district, historically known for its famous fish market and nearby commercial and cultural attractions.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tsukiji Station
Target entity description: Tsukiji Station is a Tokyo Metro subway station in central Tokyo that serves the bustling Tsukiji district, historically known for its famous fish market and nearby commercial and cultural attractions.
  • A. Kyobashi Station
    Kyobashi Station is a major railway hub in Osaka, Japan, serving multiple JR West, Keihan, and Osaka Metro lines and connecting central Osaka with surrounding areas.
  • B. Nihonbashi Station
    Nihonbashi Station is a major underground railway and subway interchange in central Tokyo, serving multiple Tokyo Metro and Toei lines near the historic Nihonbashi district.
  • C. Akihabara Station
    Akihabara Station is a major railway hub in Tokyo’s Akihabara district, known for serving multiple JR and subway lines and providing access to the city’s famous electronics and otaku culture area.
  • D. Hachiōji Station
    Hachiōji Station is a major railway hub in Hachiōji, Tokyo, serving multiple JR East lines and connecting the western suburbs of the Tokyo metropolitan area.
  • E. Meguro Station
    Meguro Station is a major railway and subway hub in Tokyo’s Meguro ward, serving multiple JR and Tokyo Metro lines and providing convenient access to central and southwestern Tokyo.
  • 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_69c0087dee9881909e3655be88208c01 completed March 22, 2026, 3:19 p.m.
NER Named-entity recognition batch_69c05b3f8e5481909e85a60aaf319f66 completed March 22, 2026, 9:12 p.m.
NED1 Entity disambiguation (via context triple) batch_69c9660842888190a9d37a5fd1830ccd completed March 29, 2026, 5:48 p.m.
NEDg Description generation batch_69c966ceec808190ac66e8c2d6e876b5 completed March 29, 2026, 5:52 p.m.
NED2 Entity disambiguation (via description) batch_69c96800354c8190a71c5a3802de5373 completed March 29, 2026, 5:57 p.m.
Created at: March 22, 2026, 4:13 p.m.