Triple

T13875445
Position Surface form Disambiguated ID Type / Status
Subject Kōtō E333569 entity
Predicate hasLandmark P105 FINISHED
Object Tokyo Big Sight
Tokyo Big Sight is a major convention and exhibition center in Tokyo, Japan, known for its distinctive futuristic architecture and hosting large-scale events such as trade shows, conventions, and anime fairs.
 E1067070 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: Tokyo Big Sight | Statement: [Kōtō, hasLandmark, Tokyo Big Sight]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Tokyo Big Sight
Context triple: [Kōtō, hasLandmark, Tokyo Big Sight]
  • A. Makuhari Messe
    Makuhari Messe is a major convention and exhibition center in Chiba, Japan, known for hosting large-scale trade shows, concerts, and events.
  • B. Tokyo International Forum
    Tokyo International Forum is a major multi-purpose convention and arts center in central Tokyo, known for its striking glass-and-steel architecture and hosting conferences, exhibitions, and cultural events.
  • C. NEC Exhibition Centre
    NEC Exhibition Centre is a major exhibition and conference venue located near Birmingham, England, hosting large-scale trade shows, concerts, and events.
  • D. Tsukuba Expo Center
    Tsukuba Expo Center is a science museum and planetarium in Tsukuba, Japan, known for its interactive exhibits on science and technology.
  • E. Nagoya Congress Center
    Nagoya Congress Center is a major multi-purpose convention and event facility in Nagoya, Japan, hosting conferences, exhibitions, concerts, and large-scale gatherings.
  • 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: Tokyo Big Sight
Triple: [Kōtō, hasLandmark, Tokyo Big Sight]
Generated description
Tokyo Big Sight is a major convention and exhibition center in Tokyo, Japan, known for its distinctive futuristic architecture and hosting large-scale events such as trade shows, conventions, and anime fairs.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Tokyo Big Sight
Target entity description: Tokyo Big Sight is a major convention and exhibition center in Tokyo, Japan, known for its distinctive futuristic architecture and hosting large-scale events such as trade shows, conventions, and anime fairs.
  • A. Makuhari Messe
    Makuhari Messe is a major convention and exhibition center in Chiba, Japan, known for hosting large-scale trade shows, concerts, and events.
  • B. Tokyo International Forum
    Tokyo International Forum is a major multi-purpose convention and arts center in central Tokyo, known for its striking glass-and-steel architecture and hosting conferences, exhibitions, and cultural events.
  • C. NEC Exhibition Centre
    NEC Exhibition Centre is a major exhibition and conference venue located near Birmingham, England, hosting large-scale trade shows, concerts, and events.
  • D. Tsukuba Expo Center
    Tsukuba Expo Center is a science museum and planetarium in Tsukuba, Japan, known for its interactive exhibits on science and technology.
  • E. Nagoya Congress Center
    Nagoya Congress Center is a major multi-purpose convention and event facility in Nagoya, Japan, hosting conferences, exhibitions, concerts, and large-scale gatherings.
  • 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_69d81c5ced9c8190b0e9bcc6effe5959 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de0be556708190bbcf0b3583f677e3 completed April 14, 2026, 9:41 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7c109ac5c819090b2b7e43334f904 completed May 3, 2026, 9:41 p.m.
NEDg Description generation batch_69f7c2c711948190ac614291592a7e03 completed May 3, 2026, 9:48 p.m.
NED2 Entity disambiguation (via description) batch_69f7c36f28b48190b734a9e5e7ae39b9 completed May 3, 2026, 9:51 p.m.
Created at: April 9, 2026, 10:15 p.m.