Triple
T2481025
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Chiyoda, Tokyo, Japan |
E55814
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object | Tokyo Metropolitan Police Department headquarters |
E61847
|
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 Police Department headquarters | Statement: [Chiyoda, Tokyo, Japan, contains, Tokyo Metropolitan Police Department headquarters]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tokyo Metropolitan Police Department headquarters Context triple: [Chiyoda, Tokyo, Japan, contains, Tokyo Metropolitan Police Department headquarters]
-
A.
Tokyo Metropolitan Police Department
chosen
The Tokyo Metropolitan Police Department is the main law enforcement agency responsible for policing Tokyo, Japan’s capital and largest metropolitan area.
-
B.
Tokyo Metropolitan Government Building
The Tokyo Metropolitan Government Building is a landmark twin-tower skyscraper in Shinjuku, Tokyo, known for housing the city’s government offices and offering public observation decks with panoramic views.
-
C.
Tokyo Center
Tokyo Center is an urban satellite campus of Kansai University located in Tokyo, primarily used for specialized programs, research activities, and academic exchanges.
-
D.
Dai-Ichi Seimei Building, Tokyo
The Dai-Ichi Seimei Building in Tokyo is a historic office building best known for serving as General Douglas MacArthur’s headquarters during the Allied occupation of Japan after World War II.
-
E.
Minato City Hall
Minato City Hall is the main administrative government building serving Tokyo’s Minato ward.
- 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_69ab49e670a88190b928e08302381710 |
completed | March 6, 2026, 9:40 p.m. |
| NER | Named-entity recognition | batch_69abd161bf3c8190834502968180e9cf |
completed | March 7, 2026, 7:18 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af17b146d881909672e9cd4a501a11 |
completed | March 9, 2026, 6:55 p.m. |
Created at: March 6, 2026, 9:45 p.m.