Triple
T11052829
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Yurakuchō Line |
E261298
|
entity |
| Predicate | connectsStation |
P845
|
FINISHED |
| Object |
Toyosu Station
Toyosu Station is a major railway hub in Tokyo’s Kōtō ward that serves as an important access point to the redeveloped Toyosu waterfront and surrounding commercial and residential areas.
|
E1262145
|
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: Toyosu Station | Statement: [Tokyo Metro Yurakuchō Line, connectsStation, Toyosu Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Toyosu Station Context triple: [Tokyo Metro Yurakuchō Line, connectsStation, Toyosu Station]
-
A.
Nagatacho Station
Nagatacho Station is a major Tokyo subway station in the Nagatachō district that serves as an important transfer hub near Japan’s political center, including the National Diet and government offices.
-
B.
Okachimachi Station
Okachimachi Station is a busy JR East railway station in Tokyo, Japan, serving the Ueno/Ameyoko shopping district and connecting central urban transit lines.
-
C.
Todaimae Station
Todaimae Station is a Tokyo Metro subway station in Bunkyō, Tokyo, serving the Namboku Line near the University of Tokyo’s Hongo campus.
-
D.
Nippori Station
Nippori Station is a major railway hub in Tokyo’s Arakawa ward, serving multiple JR lines and the Keisei Skyliner with convenient access to both central Tokyo and Narita Airport.
-
E.
Tawaramachi Station
Tawaramachi Station is a subway station on the Tokyo Metro Ginza Line located in the Taitō ward of Tokyo, Japan.
- 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: Toyosu Station Triple: [Tokyo Metro Yurakuchō Line, connectsStation, Toyosu Station]
Generated description
Toyosu Station is a major railway hub in Tokyo’s Kōtō ward that serves as an important access point to the redeveloped Toyosu waterfront and surrounding commercial and residential areas.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Toyosu Station Target entity description: Toyosu Station is a major railway hub in Tokyo’s Kōtō ward that serves as an important access point to the redeveloped Toyosu waterfront and surrounding commercial and residential areas.
-
A.
Nagatacho Station
Nagatacho Station is a major Tokyo subway station in the Nagatachō district that serves as an important transfer hub near Japan’s political center, including the National Diet and government offices.
-
B.
Okachimachi Station
Okachimachi Station is a busy JR East railway station in Tokyo, Japan, serving the Ueno/Ameyoko shopping district and connecting central urban transit lines.
-
C.
Todaimae Station
Todaimae Station is a Tokyo Metro subway station in Bunkyō, Tokyo, serving the Namboku Line near the University of Tokyo’s Hongo campus.
-
D.
Nippori Station
Nippori Station is a major railway hub in Tokyo’s Arakawa ward, serving multiple JR lines and the Keisei Skyliner with convenient access to both central Tokyo and Narita Airport.
-
E.
Tawaramachi Station
Tawaramachi Station is a subway station on the Tokyo Metro Ginza Line located in the Taitō ward of Tokyo, Japan.
- 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_69d6aa98650481908609c7c56bfa7902 |
completed | April 8, 2026, 7:20 p.m. |
| NER | Named-entity recognition | batch_69d7986c0df88190b29d71db5538450a |
completed | April 9, 2026, 12:15 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a0180bd1e5c8190a6a96581ce8a37de |
completed | May 11, 2026, 7:09 a.m. |
| NEDg | Description generation | batch_6a01850f55788190ac9c3d3188514aed |
completed | May 11, 2026, 7:28 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a018577996081909bd2b06fdbe7c2fa |
completed | May 11, 2026, 7:29 a.m. |
Created at: April 8, 2026, 9:26 p.m.