Triple

T2481047
Position Surface form Disambiguated ID Type / Status
Subject Chiyoda, Tokyo, Japan E55814 entity
Predicate contains P35 FINISHED
Object Uchisaiwaichō area
The Uchisaiwaichō area is a central business and commercial district in Chiyoda, Tokyo, known for its office buildings, hotels, and proximity to major government and corporate headquarters.
 E395276 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: Uchisaiwaichō area | Statement: [Chiyoda, Tokyo, Japan, contains, Uchisaiwaichō area]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Uchisaiwaichō area
Context triple: [Chiyoda, Tokyo, Japan, contains, Uchisaiwaichō area]
  • A. Suidobashi area
    Suidobashi area is a central Tokyo neighborhood known for its major train station, proximity to Tokyo Dome City and universities, and mix of entertainment, sports, and office facilities.
  • B. Iidabashi area
    The Iidabashi area is a central Tokyo district known for its major train hub, office buildings, universities, and proximity to the Kagurazaka neighborhood.
  • C. Kōjimachi area
    The Kōjimachi area is a central Tokyo district known for its mix of government offices, corporate headquarters, and upscale residential neighborhoods.
  • D. Shinsekai district
    Shinsekai district is an old entertainment neighborhood in Osaka, Japan, known for its retro atmosphere, Tsutenkaku Tower, and vibrant street food and nightlife scene.
  • E. Ochanomizu area
    The Ochanomizu area is a central Tokyo district known for its universities, musical instrument shops, and historic temples clustered around the Kanda River.
  • 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: Uchisaiwaichō area
Triple: [Chiyoda, Tokyo, Japan, contains, Uchisaiwaichō area]
Generated description
The Uchisaiwaichō area is a central business and commercial district in Chiyoda, Tokyo, known for its office buildings, hotels, and proximity to major government and corporate headquarters.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Uchisaiwaichō area
Target entity description: The Uchisaiwaichō area is a central business and commercial district in Chiyoda, Tokyo, known for its office buildings, hotels, and proximity to major government and corporate headquarters.
  • A. Suidobashi area
    Suidobashi area is a central Tokyo neighborhood known for its major train station, proximity to Tokyo Dome City and universities, and mix of entertainment, sports, and office facilities.
  • B. Iidabashi area
    The Iidabashi area is a central Tokyo district known for its major train hub, office buildings, universities, and proximity to the Kagurazaka neighborhood.
  • C. Kōjimachi area chosen
    The Kōjimachi area is a central Tokyo district known for its mix of government offices, corporate headquarters, and upscale residential neighborhoods.
  • D. Shinsekai district
    Shinsekai district is an old entertainment neighborhood in Osaka, Japan, known for its retro atmosphere, Tsutenkaku Tower, and vibrant street food and nightlife scene.
  • E. Ochanomizu area
    The Ochanomizu area is a central Tokyo district known for its universities, musical instrument shops, and historic temples clustered around the Kanda River.
  • 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_69ab49e670a88190b928e08302381710 completed March 6, 2026, 9:40 p.m.
NER Named-entity recognition batch_69abd161bf3c8190834502968180e9cf completed March 7, 2026, 7:18 a.m.
NED1 Entity disambiguation (via context triple) batch_69b51c5602f081908dba5df679ca9733 completed March 14, 2026, 8:29 a.m.
NEDg Description generation batch_69b51d3f4d088190872082b8053eabf5 completed March 14, 2026, 8:33 a.m.
NED2 Entity disambiguation (via description) batch_69b51d73ecd48190881c15ff6e0daea0 completed March 14, 2026, 8:33 a.m.
Created at: March 6, 2026, 9:45 p.m.