Triple

T208621
Position Surface form Disambiguated ID Type / Status
Subject General Headquarters of the Supreme Commander for the Allied Powers E4663 entity
Predicate locationHeadquarters P62 FINISHED
Object Dai-Ichi Seimei Building, Tokyo
The Dai-Ichi Seimei Building in Tokyo is a historic office building best known for serving as General Douglas MacArthur’s headquarters during the Allied occupation of Japan after World War II.
E31569 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: Dai-Ichi Seimei Building, Tokyo | Statement: [General Headquarters of the Supreme Commander for the Allied Powers, locationHeadquarters, Dai-Ichi Seimei Building, Tokyo]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Dai-Ichi Seimei Building, Tokyo
Context triple: [General Headquarters of the Supreme Commander for the Allied Powers, locationHeadquarters, Dai-Ichi Seimei Building, Tokyo]
  • A. Tsutenkaku Tower
    Tsutenkaku Tower is a historic observation and entertainment tower in Osaka, Japan, known as a symbol of the city’s Shinsekai district.
  • B. Supreme Court of Japan Building
    The Supreme Court of Japan Building is the official courthouse complex in Tokyo that houses Japan’s highest judicial authority.
  • C. Shibuya Hikarie
    Shibuya Hikarie is a major high-rise commercial complex in Tokyo known for its shopping, dining, cultural facilities, and direct connection to Shibuya Station.
  • D. Tokyo Imperial Palace
    Tokyo Imperial Palace is the primary residence and administrative center of Japan’s imperial family, located in a large historic park area in central Tokyo.
  • E. Yoyogi National Gymnasium
    Yoyogi National Gymnasium is a landmark sports and event arena in Tokyo renowned for its distinctive suspension roof design by architect Kenzo Tange and its role as a major Olympic and cultural venue.
  • 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: Dai-Ichi Seimei Building, Tokyo
Triple: [General Headquarters of the Supreme Commander for the Allied Powers, locationHeadquarters, Dai-Ichi Seimei Building, Tokyo]
Generated description
The Dai-Ichi Seimei Building in Tokyo is a historic office building best known for serving as General Douglas MacArthur’s headquarters during the Allied occupation of Japan after World War II.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Dai-Ichi Seimei Building, Tokyo
Target entity description: The Dai-Ichi Seimei Building in Tokyo is a historic office building best known for serving as General Douglas MacArthur’s headquarters during the Allied occupation of Japan after World War II.
  • A. Tsutenkaku Tower
    Tsutenkaku Tower is a historic observation and entertainment tower in Osaka, Japan, known as a symbol of the city’s Shinsekai district.
  • B. Supreme Court of Japan Building
    The Supreme Court of Japan Building is the official courthouse complex in Tokyo that houses Japan’s highest judicial authority.
  • C. Shibuya Hikarie
    Shibuya Hikarie is a major high-rise commercial complex in Tokyo known for its shopping, dining, cultural facilities, and direct connection to Shibuya Station.
  • D. Tokyo Imperial Palace
    Tokyo Imperial Palace is the primary residence and administrative center of Japan’s imperial family, located in a large historic park area in central Tokyo.
  • E. Yoyogi National Gymnasium
    Yoyogi National Gymnasium is a landmark sports and event arena in Tokyo renowned for its distinctive suspension roof design by architect Kenzo Tange and its role as a major Olympic and cultural venue.
  • 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_69a25737567c81908f9c505300239181 completed Feb. 28, 2026, 2:47 a.m.
NER Named-entity recognition batch_69a25c071fac81908f706d1384281182 completed Feb. 28, 2026, 3:07 a.m.
NED1 Entity disambiguation (via context triple) batch_69a36ceeaf6081908056040506197a18 completed Feb. 28, 2026, 10:32 p.m.
NEDg Description generation batch_69a36d7b01fc8190a5c596b748bbaa53 completed Feb. 28, 2026, 10:34 p.m.
NED2 Entity disambiguation (via description) batch_69a36df1839081909c743e1357dd400a completed Feb. 28, 2026, 10:36 p.m.
Created at: Feb. 28, 2026, 2:51 a.m.