Triple
T11052826
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Yurakuchō Line |
E261298
|
entity |
| Predicate | connectsStation |
P845
|
FINISHED |
| Object |
Ginza-itchōme Station
Ginza-itchōme Station is an underground Tokyo Metro station located in Tokyo’s upscale Ginza district, serving shoppers, office workers, and visitors in the city center.
|
E1257424
|
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: Ginza-itchōme Station | Statement: [Tokyo Metro Yurakuchō Line, connectsStation, Ginza-itchōme Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ginza-itchōme Station Context triple: [Tokyo Metro Yurakuchō Line, connectsStation, Ginza-itchōme Station]
-
A.
Sakuragichō Station
Sakuragichō Station is a major railway hub in Yokohama, Japan, providing access to the waterfront business, shopping, and entertainment district of Minato Mirai 21.
-
B.
Shiyakusho Station
Shiyakusho Station is a subway station in Nagoya, Japan, serving the city hall area and providing convenient access to Nagoya Castle.
-
C.
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.
-
D.
Kanamecho Station
Kanamecho Station is a subway station in Toshima, Tokyo, serving as a stop on the Tokyo Metro network.
-
E.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
- 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: Ginza-itchōme Station Triple: [Tokyo Metro Yurakuchō Line, connectsStation, Ginza-itchōme Station]
Generated description
Ginza-itchōme Station is an underground Tokyo Metro station located in Tokyo’s upscale Ginza district, serving shoppers, office workers, and visitors in the city center.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ginza-itchōme Station Target entity description: Ginza-itchōme Station is an underground Tokyo Metro station located in Tokyo’s upscale Ginza district, serving shoppers, office workers, and visitors in the city center.
-
A.
Sakuragichō Station
Sakuragichō Station is a major railway hub in Yokohama, Japan, providing access to the waterfront business, shopping, and entertainment district of Minato Mirai 21.
-
B.
Shiyakusho Station
Shiyakusho Station is a subway station in Nagoya, Japan, serving the city hall area and providing convenient access to Nagoya Castle.
-
C.
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.
-
D.
Kanamecho Station
Kanamecho Station is a subway station in Toshima, Tokyo, serving as a stop on the Tokyo Metro network.
-
E.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
- 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_6a0167369d9481909015c34d475fac14 |
completed | May 11, 2026, 5:20 a.m. |
| NEDg | Description generation | batch_6a0169aeaa248190b955490c62b763a1 |
completed | May 11, 2026, 5:31 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a016a103ec0819083dd6cf5af5a20ee |
completed | May 11, 2026, 5:33 a.m. |
Created at: April 8, 2026, 9:26 p.m.