Triple
T16027992
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 北の丸公園 |
E388767
|
entity |
| Predicate | 区 |
P18717
|
FINISHED |
| Object | 千代田区 |
E351107
|
NE FINISHED |
How this triple was built (3 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: 千代田区 | Statement: [北の丸公園, 区, 千代田区]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 千代田区 Context triple: [北の丸公園, 区, 千代田区]
-
A.
千代田区
chosen
千代田区 is a central special ward of Tokyo that serves as Japan’s political and administrative core, encompassing the Imperial Palace, the National Diet, and numerous government and corporate headquarters.
-
B.
青葉区
青葉区 is a ward-level administrative district in Japan, most notably known as one of the central wards of Sendai in Miyagi Prefecture.
-
C.
豊島区
豊島区は東京都北西部に位置し、池袋を中心とする商業・文化の拠点として知られる特別区です。
-
D.
荒川区
荒川区は、東京都東部に位置し、下町情緒と住宅地・商業地が混在する特別区の一つです。
-
E.
墨田区
墨田区 is a special ward in Tokyo, Japan, known for landmarks such as the Tokyo Skytree and its traditional shitamachi downtown atmosphere.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: 区 Context triple: [北の丸公園, 区, 千代田区]
-
A.
regionOfCity
Indicates that a specified area or district is a constituent part or subdivision of a particular city.
-
B.
cityArea
Indicates the total geographic area covered by a city.
-
C.
targetCityDistrict
chosen
Indicates that one entity is a specific city district that serves as the target or destination in relation to another entity.
-
D.
都道府県
Indicates a relationship where an entity is a Japanese prefecture or belongs to/pertains to a specific Japanese prefecture.
-
E.
市章
Indicates the officially designated emblem or symbol that represents a city.
- F. None of above.
Provenance (4 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_69d86dada3808190825d5f80d72fbe88 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e1858a00888190b8505071575dc56f |
completed | April 17, 2026, 12:57 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ffcf33c6a881909284933ea3b7dd6e |
completed | May 10, 2026, 12:20 a.m. |
| PD | Predicate disambiguation | batch_69e1826a4f7c8190aba6d4f1075141b0 |
completed | April 17, 2026, 12:44 a.m. |
Created at: April 10, 2026, 4:56 a.m.