Triple
T10278842
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Itabashi, Tokyo |
E241039
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Tokiwadai Station
Tokiwadai Station is a railway station in Tokyo, Japan, serving the Itabashi area on the Tobu Tojo Line.
|
E1043195
|
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: Tokiwadai Station | Statement: [Itabashi, Tokyo, hasStation, Tokiwadai Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tokiwadai Station Context triple: [Itabashi, Tokyo, hasStation, Tokiwadai Station]
-
A.
Shindaita Station
Shindaita Station is a railway station in Tokyo, Japan, serving passengers on the Keio Inokashira Line.
-
B.
Kudanshita Station
Kudanshita Station is a major Tokyo subway station in Chiyoda Ward that serves as a key access point to nearby landmarks such as the Nippon Budokan and Yasukuni Shrine.
-
C.
Shinsen Station
Shinsen Station is a railway station in Tokyo, Japan, served by the Keio Inokashira Line and located near the Shibuya area.
-
D.
Takaido Station
Takaido Station is a railway station in Tokyo, Japan, served by the Keio Inokashira Line and providing local commuter access within the city.
-
E.
Heiwadai Station
Heiwadai Station is a subway station in Tokyo, Japan, served by the Tokyo Metro Fukutoshin Line (and typically also the Yurakucho Line), providing local commuter access in the Nerima ward.
- 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: Tokiwadai Station Triple: [Itabashi, Tokyo, hasStation, Tokiwadai Station]
Generated description
Tokiwadai Station is a railway station in Tokyo, Japan, serving the Itabashi area on the Tobu Tojo Line.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tokiwadai Station Target entity description: Tokiwadai Station is a railway station in Tokyo, Japan, serving the Itabashi area on the Tobu Tojo Line.
-
A.
Shindaita Station
Shindaita Station is a railway station in Tokyo, Japan, serving passengers on the Keio Inokashira Line.
-
B.
Kudanshita Station
Kudanshita Station is a major Tokyo subway station in Chiyoda Ward that serves as a key access point to nearby landmarks such as the Nippon Budokan and Yasukuni Shrine.
-
C.
Shinsen Station
Shinsen Station is a railway station in Tokyo, Japan, served by the Keio Inokashira Line and located near the Shibuya area.
-
D.
Takaido Station
Takaido Station is a railway station in Tokyo, Japan, served by the Keio Inokashira Line and providing local commuter access within the city.
-
E.
Heiwadai Station
Heiwadai Station is a subway station in Tokyo, Japan, served by the Tokyo Metro Fukutoshin Line (and typically also the Yurakucho Line), providing local commuter access in the Nerima ward.
- 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_69d381a94c1881908fc38fc263d9b9c2 |
completed | April 6, 2026, 9:49 a.m. |
| NER | Named-entity recognition | batch_69d4d29fdf2c819099dd581deac08cf2 |
completed | April 7, 2026, 9:47 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f74602a7ec8190980e5e6a80aa1235 |
completed | May 3, 2026, 12:56 p.m. |
| NEDg | Description generation | batch_69f7496187988190b42e51f192cd4a80 |
completed | May 3, 2026, 1:10 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69f74a0420908190b2b4988cc4d4a20a |
completed | May 3, 2026, 1:13 p.m. |
Created at: April 6, 2026, 11:38 a.m.