Triple
T9627962
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Diet of Japan |
E232517
|
entity |
| Predicate | buildingLocationWard |
P76280
|
FINISHED |
| Object |
Chiyoda, Tokyo
Chiyoda, Tokyo is a central special ward of Tokyo that serves as Japan’s political and administrative heart, housing key institutions such as the Imperial Palace and the National Diet.
|
E851257
|
NE FINISHED |
How this triple was built (5 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 | Statement: [Diet of Japan, buildingLocationWard, Chiyoda, Tokyo]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Chiyoda, Tokyo Context triple: [Diet of Japan, buildingLocationWard, Chiyoda, Tokyo]
-
A.
Itabashi, Tokyo
Itabashi, Tokyo is one of Tokyo's 23 special wards, located in the northwestern part of the metropolis and known as a primarily residential and commercial area.
-
B.
Nagatachō, Tokyo
Nagatachō, Tokyo is a central district in Japan’s capital city that serves as the core of the national government, housing key institutions such as the National Diet and the Prime Minister’s office.
-
C.
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.
-
D.
Bunkyo, Tokyo
Bunkyo, Tokyo is a central special ward of Tokyo known for its educational institutions, cultural sites, and major sports venues such as the Tokyo Dome.
-
E.
Nakano, Tokyo
Nakano, Tokyo is a special ward in western Tokyo known for its dense residential neighborhoods, vibrant shopping streets, and pop culture hub around Nakano Broadway.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Chiyoda, Tokyo Triple: [Diet of Japan, buildingLocationWard, Chiyoda, Tokyo]
Generated description
Chiyoda, Tokyo is a central special ward of Tokyo that serves as Japan’s political and administrative heart, housing key institutions such as the Imperial Palace and the National Diet.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Chiyoda, Tokyo Target entity description: Chiyoda, Tokyo is a central special ward of Tokyo that serves as Japan’s political and administrative heart, housing key institutions such as the Imperial Palace and the National Diet.
-
A.
Itabashi, Tokyo
Itabashi, Tokyo is one of Tokyo's 23 special wards, located in the northwestern part of the metropolis and known as a primarily residential and commercial area.
-
B.
Nagatachō, Tokyo
Nagatachō, Tokyo is a central district in Japan’s capital city that serves as the core of the national government, housing key institutions such as the National Diet and the Prime Minister’s office.
-
C.
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.
-
D.
Bunkyo, Tokyo
Bunkyo, Tokyo is a central special ward of Tokyo known for its educational institutions, cultural sites, and major sports venues such as the Tokyo Dome.
-
E.
Nakano, Tokyo
Nakano, Tokyo is a special ward in western Tokyo known for its dense residential neighborhoods, vibrant shopping streets, and pop culture hub around Nakano Broadway.
- F. None of above. chosen
PD
Predicate disambiguation
gpt-5-mini-2025-08-07
Target predicate: buildingLocationWard Context triple: [Diet of Japan, buildingLocationWard, Chiyoda, Tokyo]
-
A.
locatedInCityWard
chosen
Indicates that one entity is situated within the administrative boundaries of a specific city ward.
-
B.
electoralWardFor
Indicates that one entity serves as the electoral ward or voting district in which another entity (such as a place or address) is located or represented.
-
C.
containsWard
Indicates that one entity includes, encompasses, or has within it a ward (such as a district, division, or dependent person) as part of its scope or responsibility.
-
D.
isWardOf
Indicates that one entity is under the guardianship, protection, or legal care of another entity as their ward.
-
E.
hasNeighbouringWard
Indicates that one ward is directly adjacent to or borders another ward geographically.
- F. None of above.
Provenance (6 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_69ca848793ec8190a93a12383a754dc0 |
completed | March 30, 2026, 2:11 p.m. |
| NER | Named-entity recognition | batch_69cd9afeb64c8190be91024c2e9039d3 |
completed | April 1, 2026, 10:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d6f67c3a0881909f24d85d74e4c061 |
completed | April 9, 2026, 12:44 a.m. |
| NEDg | Description generation | batch_69d6fa2bb2ec8190aa099988a6c225eb |
completed | April 9, 2026, 1 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d6fd10dbc08190a297073e1b737566 |
completed | April 9, 2026, 1:12 a.m. |
| PD | Predicate disambiguation | batch_69ccd5acfa5c8190aaba3cf548723604 |
completed | April 1, 2026, 8:22 a.m. |
Created at: March 30, 2026, 8:10 p.m.