Triple
T11857404
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mitsubishi Estate |
E282073
|
entity |
| Predicate | headquartersLocation |
P62
|
FINISHED |
| Object | Chiyoda, Tokyo, Japan |
E55814
|
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: Chiyoda, Tokyo, Japan | Statement: [Mitsubishi Estate, headquartersLocation, Chiyoda, Tokyo, Japan]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chiyoda, Tokyo, Japan Context triple: [Mitsubishi Estate, headquartersLocation, Chiyoda, Tokyo, Japan]
-
A.
Chiyoda, Tokyo, Japan
chosen
Chiyoda is a central special ward of Tokyo that serves as Japan’s political and administrative heart, housing the Imperial Palace, the National Diet, and many government institutions.
-
B.
Nagatachō, Tokyo, Japan
Nagatachō, Tokyo, Japan is the political center of the country, housing key national government institutions such as the National Diet and the Prime Minister’s official offices.
-
C.
Chiyoda, Tokyo
Chiyoda, Tokyo is a central special ward of Tokyo that serves as Japan’s political and administrative hub, housing the Imperial Palace, the National Diet, and numerous government and corporate headquarters.
-
D.
Chiyoda, Tokyo
Chiyoda, Tokyo is a central special ward of Tokyo that serves as Japan’s political and administrative hub, housing the Imperial Palace, the National Diet, and numerous government institutions and corporate headquarters.
-
E.
Chiyoda, Tokyo
Chiyoda, Tokyo is a central special ward of Tokyo that serves as Japan’s political and administrative core, housing the Imperial Palace, the National Diet, and numerous government institutions and corporate headquarters.
- 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_69d6ab287ba48190a5178779fd19b9b7 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d8a699089c8190b7a298baf13dcded |
completed | April 10, 2026, 7:28 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f48a4d0e908190b6465b1094373e2c |
completed | May 1, 2026, 11:11 a.m. |
Created at: April 8, 2026, 9:43 p.m.