Triple

T4643374
Position Surface form Disambiguated ID Type / Status
Subject Blue Impulse E101706 entity
Predicate garrisonLocation P40 FINISHED
Object Higashimatsushima, Miyagi Prefecture, Japan
Higashimatsushima is a coastal city in Miyagi Prefecture, Japan, known for its Japan Air Self-Defense Force base that hosts the Blue Impulse aerobatic team and for being heavily affected by the 2011 Tōhoku earthquake and tsunami.
 E458840 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: Higashimatsushima, Miyagi Prefecture, Japan | Statement: [Blue Impulse, garrisonLocation, Higashimatsushima, Miyagi Prefecture, Japan]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Higashimatsushima, Miyagi Prefecture, Japan
Context triple: [Blue Impulse, garrisonLocation, Higashimatsushima, Miyagi Prefecture, Japan]
  • A. Sendai, Miyagi, Japan
    Sendai, the capital city of Miyagi Prefecture in Japan’s Tōhoku region, is a major regional center known for its universities, greenery, and cultural festivals such as the Sendai Tanabata Matsuri.
  • B. Kanegasaki, Iwate, Japan
    Kanegasaki is a rural town in Iwate Prefecture in Japan’s Tōhoku region, known for its agricultural landscape and historical sites.
  • C. Morioka, Japan
    Morioka, Japan is a historic city in Iwate Prefecture on Japan’s main island of Honshu, known for its scenic mountain surroundings, traditional culture, and distinctive local noodle dishes.
  • D. Taira, Fukushima Prefecture, Japan
    Taira, located in Fukushima Prefecture, Japan, is a district of the city of Iwaki known as a regional commercial and administrative center.
  • E. Yonezawa, Yamagata, Japan
    Yonezawa, Yamagata, Japan is a historic castle town in northeastern Honshu known for its samurai heritage, Yonezawa beef, and scenic mountainous surroundings.
  • 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: Higashimatsushima, Miyagi Prefecture, Japan
Triple: [Blue Impulse, garrisonLocation, Higashimatsushima, Miyagi Prefecture, Japan]
Generated description
Higashimatsushima is a coastal city in Miyagi Prefecture, Japan, known for its Japan Air Self-Defense Force base that hosts the Blue Impulse aerobatic team and for being heavily affected by the 2011 Tōhoku earthquake and tsunami.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Higashimatsushima, Miyagi Prefecture, Japan
Target entity description: Higashimatsushima is a coastal city in Miyagi Prefecture, Japan, known for its Japan Air Self-Defense Force base that hosts the Blue Impulse aerobatic team and for being heavily affected by the 2011 Tōhoku earthquake and tsunami.
  • A. Sendai, Miyagi, Japan
    Sendai, the capital city of Miyagi Prefecture in Japan’s Tōhoku region, is a major regional center known for its universities, greenery, and cultural festivals such as the Sendai Tanabata Matsuri.
  • B. Kanegasaki, Iwate, Japan
    Kanegasaki is a rural town in Iwate Prefecture in Japan’s Tōhoku region, known for its agricultural landscape and historical sites.
  • C. Morioka, Japan
    Morioka, Japan is a historic city in Iwate Prefecture on Japan’s main island of Honshu, known for its scenic mountain surroundings, traditional culture, and distinctive local noodle dishes.
  • D. Taira, Fukushima Prefecture, Japan
    Taira, located in Fukushima Prefecture, Japan, is a district of the city of Iwaki known as a regional commercial and administrative center.
  • E. Yonezawa, Yamagata, Japan
    Yonezawa, Yamagata, Japan is a historic castle town in northeastern Honshu known for its samurai heritage, Yonezawa beef, and scenic mountainous surroundings.
  • 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_69bd43d3bc7c81908f81fcf380476b0f completed March 20, 2026, 12:55 p.m.
NER Named-entity recognition batch_69bd5a94486c819087ef8811dcde83b1 completed March 20, 2026, 2:32 p.m.
NED1 Entity disambiguation (via context triple) batch_69bdfad80f14819097e022c9d9da17eb completed March 21, 2026, 1:56 a.m.
NEDg Description generation batch_69bdfdd7d3b881909dd8b362802005d8 completed March 21, 2026, 2:09 a.m.
NED2 Entity disambiguation (via description) batch_69bdfe48ed088190ba1de18bba4e9977 completed March 21, 2026, 2:11 a.m.
Created at: March 20, 2026, 1:14 p.m.