Triple
T18068289
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kawasaki-ku |
E432349
|
entity |
| Predicate | bordersPrefecture |
P49472
|
FINISHED |
| Object | Tokyo (across Tama River) |
—
|
NE NERFINISHED |
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: Tokyo (across Tama River) | Statement: [Kawasaki-ku, bordersPrefecture, Tokyo (across Tama River)]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tokyo (across Tama River) Context triple: [Kawasaki-ku, bordersPrefecture, Tokyo (across Tama River)]
-
A.
Musashimurayama, Tokyo
Musashimurayama, Tokyo is a residential city in western Tokyo Metropolis known for its suburban character and proximity to several U.S. military facilities and surrounding Tama area municipalities.
-
B.
Musashino, Tokyo
Musashino, Tokyo is a suburban city in western Tokyo Metropolis known for its residential neighborhoods, parks, and several universities and cultural institutions.
-
C.
Arakawa, Tokyo
Arakawa, Tokyo is a special ward in northeastern Tokyo known for its mix of traditional shitamachi neighborhoods, residential areas, and industrial zones.
-
D.
Shinagawa, Tokyo
Shinagawa, Tokyo is a major commercial and residential ward in southern Tokyo known for its busy railway hub, waterfront developments, and mix of business districts and traditional neighborhoods.
-
E.
Toshima, Tokyo
Toshima, Tokyo is a special ward in northwestern Tokyo known for its major commercial and entertainment hub Ikebukuro and its mix of residential, educational, and cultural institutions.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tokyo (across Tama River) Target entity description: Tokyo (across Tama River) refers to the Tokyo metropolitan area located on the opposite bank of the Tama River from Kawasaki-ku, forming part of Japan’s capital region.
-
A.
Musashimurayama, Tokyo
Musashimurayama, Tokyo is a residential city in western Tokyo Metropolis known for its suburban character and proximity to several U.S. military facilities and surrounding Tama area municipalities.
-
B.
Musashino, Tokyo
Musashino, Tokyo is a suburban city in western Tokyo Metropolis known for its residential neighborhoods, parks, and several universities and cultural institutions.
-
C.
Arakawa, Tokyo
Arakawa, Tokyo is a special ward in northeastern Tokyo known for its mix of traditional shitamachi neighborhoods, residential areas, and industrial zones.
-
D.
Shinagawa, Tokyo
Shinagawa, Tokyo is a major commercial and residential ward in southern Tokyo known for its busy railway hub, waterfront developments, and mix of business districts and traditional neighborhoods.
-
E.
Toshima, Tokyo
Toshima, Tokyo is a special ward in northwestern Tokyo known for its major commercial and entertainment hub Ikebukuro and its mix of residential, educational, and cultural institutions.
- F. None of above. chosen
Provenance (2 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_69d8b9070cac81909fa9473fb1c3f1c7 |
completed | April 10, 2026, 8:47 a.m. |
| NER | Named-entity recognition | batch_69e4cceb020081909329492591e7b1f2 |
completed | April 19, 2026, 12:39 p.m. |
Created at: April 10, 2026, 10:26 a.m.