Triple

T963060
Position Surface form Disambiguated ID Type / Status
Subject Iwo Jima E20777 entity
Predicate adminDistrict P2709 FINISHED
Object Ogasawara Subprefecture
Ogasawara Subprefecture is an administrative division of Tokyo Metropolis in Japan that governs the remote Ogasawara (Bonin) Islands, including Iwo Jima.
E213554 NE FINISHED

How this triple was built (5 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: Ogasawara Subprefecture | Statement: [Iwo Jima, adminDistrict, Ogasawara Subprefecture]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Ogasawara Subprefecture
Context triple: [Iwo Jima, adminDistrict, Ogasawara Subprefecture]
  • A. Mie Prefecture
    Mie Prefecture is a coastal prefecture in central Japan known for the Ise Grand Shrine, scenic coastal landscapes, and traditional pearl cultivation.
  • B. Kagoshima Prefecture
    Kagoshima Prefecture is a southern Japanese prefecture on Kyushu known for its active volcano Sakurajima, hot springs, and subtropical island landscapes.
  • C. Okinawa Prefecture
    Okinawa Prefecture is Japan’s southernmost group of subtropical islands, known for its distinct Ryukyuan culture, beaches, and significant World War II history.
  • D. Sasebo District
    Sasebo District is a regional command of the Japan Maritime Self-Defense Force responsible for naval operations and defense in the Sasebo area of Japan.
  • E. Yokosuka District
    Yokosuka District is a major regional command of the Japan Maritime Self-Defense Force responsible for overseeing naval operations and support activities centered around the strategically important Yokosuka area.
  • 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: Ogasawara Subprefecture
Triple: [Iwo Jima, adminDistrict, Ogasawara Subprefecture]
Generated description
Ogasawara Subprefecture is an administrative division of Tokyo Metropolis in Japan that governs the remote Ogasawara (Bonin) Islands, including Iwo Jima.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Ogasawara Subprefecture
Target entity description: Ogasawara Subprefecture is an administrative division of Tokyo Metropolis in Japan that governs the remote Ogasawara (Bonin) Islands, including Iwo Jima.
  • A. Mie Prefecture
    Mie Prefecture is a coastal prefecture in central Japan known for the Ise Grand Shrine, scenic coastal landscapes, and traditional pearl cultivation.
  • B. Kagoshima Prefecture
    Kagoshima Prefecture is a southern Japanese prefecture on Kyushu known for its active volcano Sakurajima, hot springs, and subtropical island landscapes.
  • C. Okinawa Prefecture
    Okinawa Prefecture is Japan’s southernmost group of subtropical islands, known for its distinct Ryukyuan culture, beaches, and significant World War II history.
  • D. Sasebo District
    Sasebo District is a regional command of the Japan Maritime Self-Defense Force responsible for naval operations and defense in the Sasebo area of Japan.
  • E. Yokosuka District
    Yokosuka District is a major regional command of the Japan Maritime Self-Defense Force responsible for overseeing naval operations and support activities centered around the strategically important Yokosuka area.
  • F. None of above. chosen
PD Predicate disambiguation gpt-5-mini-2025-08-07
Target predicate: adminDistrict
Context triple: [Iwo Jima, adminDistrict, Ogasawara Subprefecture]
  • A. targetCityDistrict
    Indicates that one entity is a specific city district that serves as the target or destination in relation to another entity.
  • B. majorDistrict
    Indicates that one administrative district is the primary or most significant district associated with another entity or area.
  • C. containsDistrictMunicipality
    Indicates that an administrative region includes one or more district municipalities within its boundaries.
  • D. militaryDistrict
    Indicates that an entity functions as, or is located within, an administrative military district or region under military jurisdiction.
  • E. district chosen
    Indicates that one entity is an administrative or electoral district that geographically contains or governs another entity.
  • F. None of above.

Provenance (6 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_69a493b21f2881908132dcf45dcd2f36 completed March 1, 2026, 7:29 p.m.
NER Named-entity recognition batch_69a4b416cf4c8190bd685227db25fb53 completed March 1, 2026, 9:48 p.m.
NED1 Entity disambiguation (via context triple) batch_69adeab03e388190b7b5c7c5802bf3c1 completed March 8, 2026, 9:31 p.m.
NEDg Description generation batch_69adeb8a0a64819087e4505089e93093 completed March 8, 2026, 9:35 p.m.
NED2 Entity disambiguation (via description) batch_69adec6fcaac8190b43d0cd1aa613c95 completed March 8, 2026, 9:38 p.m.
PD Predicate disambiguation batch_69a4b2a2e23c8190b932fe88b02f995d completed March 1, 2026, 9:41 p.m.
Created at: March 1, 2026, 7:40 p.m.