Triple
T23038139
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nihonbashi River |
E573662
|
entity |
| Predicate | governedBy |
P46
|
FINISHED |
| Object | Tokyo Metropolitan Government |
E131331
|
NE FINISHED |
How this triple was built (2 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 Metropolitan Government | Statement: [Nihonbashi River, governedBy, Tokyo Metropolitan Government]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tokyo Metropolitan Government Context triple: [Nihonbashi River, governedBy, Tokyo Metropolitan Government]
-
A.
Tokyo Metropolitan Government
chosen
The Tokyo Metropolitan Government is the administrative body responsible for governing Tokyo’s 23 special wards and surrounding municipalities, overseeing regional policies, public services, and urban planning for Japan’s capital.
-
B.
Kanagawa Prefectural Government
Kanagawa Prefectural Government is the administrative authority responsible for governing Kanagawa Prefecture in Japan, overseeing regional policies, public services, and coordination with municipal governments such as Yokohama.
-
C.
Minato City Government
Minato City Government is the municipal administrative body responsible for governing and providing public services in Tokyo’s Minato Ward.
-
D.
Chuo City government
The Chuo City government is the municipal authority responsible for administering Tokyo’s Chuo ward, including major commercial areas such as Kyobashi, Ginza, and Nihonbashi.
-
E.
Chiba Prefectural Government
Chiba Prefectural Government is the administrative authority of Chiba Prefecture in Japan, responsible for regional governance, public services, and economic development policies.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69e245b911188190bc3d96326c847969 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f185111f0881908991fcd6cdc7db9f |
completed | April 29, 2026, 4:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0bf2ba6cd48190adfde89532b51f43 |
completed | May 19, 2026, 5:18 a.m. |
Created at: April 17, 2026, 3:53 p.m.