Triple
T9078223
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toshima |
E217543
|
entity |
| Predicate | hasMajorDistrict |
P14817
|
FINISHED |
| Object |
Nishi-Ikebukuro
Nishi-Ikebukuro is a neighborhood in Tokyo known as the western part of the Ikebukuro area, featuring a mix of residential streets, commercial facilities, and educational institutions.
|
E848959
|
NE FINISHED |
How this triple was built (4 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: Nishi-Ikebukuro | Statement: [Toshima, hasMajorDistrict, Nishi-Ikebukuro]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nishi-Ikebukuro Context triple: [Toshima, hasMajorDistrict, Nishi-Ikebukuro]
-
A.
Minami-Ikebukuro
Minami-Ikebukuro is a commercial and residential neighborhood in Tokyo’s Toshima ward, known for its proximity to Ikebukuro Station and its mix of shops, offices, and urban amenities.
-
B.
Higashi-Ikebukuro
Higashi-Ikebukuro is a commercial and residential neighborhood in Tokyo known for its high-rise developments, including the Sunshine City complex, and its role as a major subcenter of the Ikebukuro area.
-
C.
Ikebukuro
Ikebukuro is a major commercial and entertainment district in Tokyo known for its large train station, shopping complexes, and vibrant youth culture.
-
D.
Yurakucho
Yurakucho is a lively commercial and entertainment district in central Tokyo known for its shopping complexes, theaters, and atmospheric izakaya alleys beneath the railway tracks.
-
E.
Itabashi
Itabashi is a special ward in northern Tokyo, Japan, known as a primarily residential area with a mix of traditional neighborhoods and modern urban infrastructure.
- 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: Nishi-Ikebukuro Triple: [Toshima, hasMajorDistrict, Nishi-Ikebukuro]
Generated description
Nishi-Ikebukuro is a neighborhood in Tokyo known as the western part of the Ikebukuro area, featuring a mix of residential streets, commercial facilities, and educational institutions.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Nishi-Ikebukuro Target entity description: Nishi-Ikebukuro is a neighborhood in Tokyo known as the western part of the Ikebukuro area, featuring a mix of residential streets, commercial facilities, and educational institutions.
-
A.
Minami-Ikebukuro
Minami-Ikebukuro is a commercial and residential neighborhood in Tokyo’s Toshima ward, known for its proximity to Ikebukuro Station and its mix of shops, offices, and urban amenities.
-
B.
Higashi-Ikebukuro
Higashi-Ikebukuro is a commercial and residential neighborhood in Tokyo known for its high-rise developments, including the Sunshine City complex, and its role as a major subcenter of the Ikebukuro area.
-
C.
Ikebukuro
Ikebukuro is a major commercial and entertainment district in Tokyo known for its large train station, shopping complexes, and vibrant youth culture.
-
D.
Yurakucho
Yurakucho is a lively commercial and entertainment district in central Tokyo known for its shopping complexes, theaters, and atmospheric izakaya alleys beneath the railway tracks.
-
E.
Itabashi
Itabashi is a special ward in northern Tokyo, Japan, known as a primarily residential area with a mix of traditional neighborhoods and modern urban infrastructure.
- F. None of above. chosen
Provenance (5 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_69ca83d6c14c8190bc056d927f00a2a2 |
completed | March 30, 2026, 2:08 p.m. |
| NER | Named-entity recognition | batch_69cc95c7d3688190a4c1c6a92965eae4 |
completed | April 1, 2026, 3:49 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d552df34e08190a6ba74f33bc79b02 |
completed | April 7, 2026, 6:54 p.m. |
| NEDg | Description generation | batch_69d553cc6b788190a3470d1b3856c8cc |
completed | April 7, 2026, 6:58 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d554577668819097300bd4522a55b2 |
completed | April 7, 2026, 7 p.m. |
Created at: March 30, 2026, 7:12 p.m.