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.