Triple

T13753238
Position Surface form Disambiguated ID Type / Status
Subject Tomiichi Murayama E330406 entity
Predicate notableEventDuringTerm P17853 FINISHED
Object Tokyo subway sarin attack
The Tokyo subway sarin attack was a 1995 domestic terrorist incident in which the Aum Shinrikyo cult released sarin nerve gas on multiple Tokyo subway lines, killing and injuring hundreds and shocking Japan and the world.
E1059168 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 subway sarin attack | Statement: [Tomiichi Murayama, notableEventDuringTerm, Tokyo subway sarin attack]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Tokyo subway sarin attack
Context triple: [Tomiichi Murayama, notableEventDuringTerm, Tokyo subway sarin attack]
  • A. Hibiya Incendiary Incident
    The Hibiya Incendiary Incident was a 1905 anti-government riot in Tokyo sparked by public outrage over the terms of the Treaty of Portsmouth that ended the Russo-Japanese War.
  • B. Bombing of Kobe
    The Bombing of Kobe was a devastating World War II air raid in 1945 in which U.S. forces firebombed the Japanese city of Kobe, causing massive destruction and loss of life.
  • C. Shinjuku Incident
    Shinjuku Incident is a 2009 Hong Kong crime drama film starring Jackie Chan that explores the struggles of Chinese immigrants entangled in the Japanese underworld.
  • D. Sakuragichō train fire
    The Sakuragichō train fire was a 1951 railway disaster in Yokohama, Japan, in which an overhead wire caused a blaze that killed more than 100 passengers and led to major safety reforms on Japanese trains.
  • E. Bombing of Osaka
    The Bombing of Osaka was a series of devastating U.S. air raids during World War II that heavily damaged Japan’s industrial city of Osaka and caused extensive civilian casualties.
  • 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 subway sarin attack
Triple: [Tomiichi Murayama, notableEventDuringTerm, Tokyo subway sarin attack]
Generated description
The Tokyo subway sarin attack was a 1995 domestic terrorist incident in which the Aum Shinrikyo cult released sarin nerve gas on multiple Tokyo subway lines, killing and injuring hundreds and shocking Japan and the world.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Tokyo subway sarin attack
Target entity description: The Tokyo subway sarin attack was a 1995 domestic terrorist incident in which the Aum Shinrikyo cult released sarin nerve gas on multiple Tokyo subway lines, killing and injuring hundreds and shocking Japan and the world.
  • A. Hibiya Incendiary Incident
    The Hibiya Incendiary Incident was a 1905 anti-government riot in Tokyo sparked by public outrage over the terms of the Treaty of Portsmouth that ended the Russo-Japanese War.
  • B. Bombing of Kobe
    The Bombing of Kobe was a devastating World War II air raid in 1945 in which U.S. forces firebombed the Japanese city of Kobe, causing massive destruction and loss of life.
  • C. Shinjuku Incident
    Shinjuku Incident is a 2009 Hong Kong crime drama film starring Jackie Chan that explores the struggles of Chinese immigrants entangled in the Japanese underworld.
  • D. Sakuragichō train fire
    The Sakuragichō train fire was a 1951 railway disaster in Yokohama, Japan, in which an overhead wire caused a blaze that killed more than 100 passengers and led to major safety reforms on Japanese trains.
  • E. Bombing of Osaka
    The Bombing of Osaka was a series of devastating U.S. air raids during World War II that heavily damaged Japan’s industrial city of Osaka and caused extensive civilian casualties.
  • 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_69d81c573f288190aa2403d484fa3d49 completed April 9, 2026, 9:38 p.m.
NER Named-entity recognition batch_69de0215cfa08190aaed8b089aff217b completed April 14, 2026, 9 a.m.
NED1 Entity disambiguation (via context triple) batch_69f7a85813e88190a63fecf8b0675df6 completed May 3, 2026, 7:56 p.m.
NEDg Description generation batch_69f7a968c3508190b1a86accb71b34cf completed May 3, 2026, 8 p.m.
NED2 Entity disambiguation (via description) batch_69f7aa32b8c8819088bbc9e478c21c06 completed May 3, 2026, 8:04 p.m.
Created at: April 9, 2026, 10:09 p.m.