Triple

T8257053
Position Surface form Disambiguated ID Type / Status
Subject Tama North E193095 entity
Predicate region P40 FINISHED
Object western Tokyo
Western Tokyo is the suburban and semi-rural area of Tokyo Metropolis beyond the 23 special wards, encompassing cities and towns such as those in the Tama region.
E721172 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: western Tokyo | Statement: [Tama North, region, western Tokyo]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: western Tokyo
Context triple: [Tama North, region, western Tokyo]
  • A. central Tokyo
    Central Tokyo is the densely built-up core of Japan’s capital, encompassing major business, shopping, and cultural districts such as Omotesando, Shibuya, and Marunouchi.
  • B. Chūkyō metropolitan area
    The Chūkyō metropolitan area is Japan’s third-largest urban and industrial region, centered on Nagoya and known as a major hub for automotive manufacturing and international trade.
  • C. Nagano metropolitan area
    The Nagano metropolitan area is an urban region in central Japan centered on the city of Nagano, known for its historical temples, surrounding mountains, and role as a regional economic and transportation hub.
  • D. East Ward
    East Ward is a prominent Newark, New Jersey neighborhood known for its Ironbound district, diverse immigrant communities, and vibrant dining and nightlife scene.
  • E. Itabashi, Tokyo
    Itabashi, Tokyo is one of Tokyo's 23 special wards, located in the northwestern part of the metropolis and known as a primarily residential and commercial area.
  • 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: western Tokyo
Triple: [Tama North, region, western Tokyo]
Generated description
Western Tokyo is the suburban and semi-rural area of Tokyo Metropolis beyond the 23 special wards, encompassing cities and towns such as those in the Tama region.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: western Tokyo
Target entity description: Western Tokyo is the suburban and semi-rural area of Tokyo Metropolis beyond the 23 special wards, encompassing cities and towns such as those in the Tama region.
  • A. central Tokyo
    Central Tokyo is the densely built-up core of Japan’s capital, encompassing major business, shopping, and cultural districts such as Omotesando, Shibuya, and Marunouchi.
  • B. Chūkyō metropolitan area
    The Chūkyō metropolitan area is Japan’s third-largest urban and industrial region, centered on Nagoya and known as a major hub for automotive manufacturing and international trade.
  • C. Nagano metropolitan area
    The Nagano metropolitan area is an urban region in central Japan centered on the city of Nagano, known for its historical temples, surrounding mountains, and role as a regional economic and transportation hub.
  • D. East Ward
    East Ward is a prominent Newark, New Jersey neighborhood known for its Ironbound district, diverse immigrant communities, and vibrant dining and nightlife scene.
  • E. Itabashi, Tokyo
    Itabashi, Tokyo is one of Tokyo's 23 special wards, located in the northwestern part of the metropolis and known as a primarily residential and commercial area.
  • 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_69ca82dfad9c8190b8cd18fb89f50f40 completed March 30, 2026, 2:04 p.m.
NER Named-entity recognition batch_69cb78fb91d08190904c59ccc0cd444a completed March 31, 2026, 7:34 a.m.
NED1 Entity disambiguation (via context triple) batch_69cd355bef508190894bd01ec39e83f6 completed April 1, 2026, 3:10 p.m.
NEDg Description generation batch_69cd37a7ea30819094b1c140868fab5f completed April 1, 2026, 3:20 p.m.
NED2 Entity disambiguation (via description) batch_69cd4f0055dc8190803a7c412533aec4 completed April 1, 2026, 4:59 p.m.
Created at: March 30, 2026, 5:49 p.m.