Triple
T9888099
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Sumida, Tokyo, Japan |
E181386
|
entity |
| Predicate | borders |
P224
|
FINISHED |
| Object | Katsushika, Tokyo, Japan |
E691392
|
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: Katsushika, Tokyo, Japan | Statement: [Sumida, Tokyo, Japan, borders, Katsushika, Tokyo, Japan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Katsushika, Tokyo, Japan Context triple: [Sumida, Tokyo, Japan, borders, Katsushika, Tokyo, Japan]
-
A.
Kōtō, Tokyo, Japan
Kōtō is a special ward in eastern Tokyo known for its waterfront areas, reclaimed land, and a mix of residential neighborhoods, commercial districts, and large-scale facilities.
-
B.
Katsushika, Tokyo
chosen
Katsushika, Tokyo is a northeastern special ward of Tokyo known for its traditional shitamachi atmosphere, residential neighborhoods, and riverside areas along the Edogawa and Arakawa.
-
C.
Bunkyō, Tokyo, Japan
Bunkyō, Tokyo, Japan is a central Tokyo ward known for its educational and cultural institutions, historic temples, and residential neighborhoods, including the main campus of the University of Tokyo.
-
D.
Mitaka, Tokyo, Japan
Mitaka, Tokyo, Japan is a suburban city in western Tokyo known for its cultural institutions, including the National Astronomical Observatory of Japan and the Ghibli Museum.
-
E.
Nakano, Tokyo, Japan
Nakano, Tokyo, Japan is a special ward known for its dense residential neighborhoods, vibrant subculture and anime shopping district around Nakano Broadway, and convenient access to central Tokyo.
- 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_69ca8283a6708190801af7a25a7ebb9f |
completed | March 30, 2026, 2:02 p.m. |
| NER | Named-entity recognition | batch_69cdb4592db881909b134834dde614d8 |
completed | April 2, 2026, 12:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d23d15df30819092ae896786564478 |
completed | April 5, 2026, 10:44 a.m. |
Created at: March 30, 2026, 8:39 p.m.