Triple
T6537752
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toei Shinjuku Line at Kudanshita |
E168207
|
entity |
| Predicate | adjacentStation |
P5707
|
FINISHED |
| Object |
Ichigaya Station on Toei Shinjuku Line
Ichigaya Station on the Toei Shinjuku Line is an underground subway station in central Tokyo serving the Shinjuku Line and providing convenient access to the Ichigaya business and educational district.
|
E605793
|
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: Ichigaya Station on Toei Shinjuku Line | Statement: [Toei Shinjuku Line at Kudanshita, adjacentStation, Ichigaya Station on Toei Shinjuku Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Ichigaya Station on Toei Shinjuku Line Context triple: [Toei Shinjuku Line at Kudanshita, adjacentStation, Ichigaya Station on Toei Shinjuku Line]
-
A.
Mejiro Station on Yamanote Line
Mejiro Station on the Yamanote Line is a small, relatively quiet JR East railway station in Tokyo’s Toshima ward, situated between the major hubs of Ikebukuro and Takadanobaba.
-
B.
Fushimi-Inari Station (Keihan Line)
Fushimi-Inari Station (Keihan Line) is a railway station in Kyoto, Japan, serving visitors to the famous Fushimi Inari Taisha shrine and the surrounding Fushimi district.
-
C.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
-
D.
Shinjuku-sanchome Station
Shinjuku-sanchome Station is a major underground railway station in Tokyo’s Shinjuku district that serves multiple Tokyo Metro lines and provides convenient access to shopping, entertainment, and business areas.
-
E.
Itabashi Station
Itabashi Station is a railway station in Tokyo, Japan, known as a stop on major commuter lines connecting central Tokyo with its northern suburbs.
- 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: Ichigaya Station on Toei Shinjuku Line Triple: [Toei Shinjuku Line at Kudanshita, adjacentStation, Ichigaya Station on Toei Shinjuku Line]
Generated description
Ichigaya Station on the Toei Shinjuku Line is an underground subway station in central Tokyo serving the Shinjuku Line and providing convenient access to the Ichigaya business and educational district.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Ichigaya Station on Toei Shinjuku Line Target entity description: Ichigaya Station on the Toei Shinjuku Line is an underground subway station in central Tokyo serving the Shinjuku Line and providing convenient access to the Ichigaya business and educational district.
-
A.
Mejiro Station on Yamanote Line
Mejiro Station on the Yamanote Line is a small, relatively quiet JR East railway station in Tokyo’s Toshima ward, situated between the major hubs of Ikebukuro and Takadanobaba.
-
B.
Fushimi-Inari Station (Keihan Line)
Fushimi-Inari Station (Keihan Line) is a railway station in Kyoto, Japan, serving visitors to the famous Fushimi Inari Taisha shrine and the surrounding Fushimi district.
-
C.
Eifukuchō Station
Eifukuchō Station is a railway station in Suginami, Tokyo, Japan, served by the Keio Inokashira Line.
-
D.
Shinjuku-sanchome Station
Shinjuku-sanchome Station is a major underground railway station in Tokyo’s Shinjuku district that serves multiple Tokyo Metro lines and provides convenient access to shopping, entertainment, and business areas.
-
E.
Itabashi Station
Itabashi Station is a railway station in Tokyo, Japan, known as a stop on major commuter lines connecting central Tokyo with its northern suburbs.
- 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_69c68a51564081909e93aee0dbd9cca3 |
completed | March 27, 2026, 1:46 p.m. |
| NER | Named-entity recognition | batch_69c6add33acc8190bb0a9531648198f2 |
completed | March 27, 2026, 4:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c6d5389fac8190bbad946de79d6086 |
completed | March 27, 2026, 7:06 p.m. |
| NEDg | Description generation | batch_69c6d6dad26481908ac4bc0ed703091b |
completed | March 27, 2026, 7:13 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c6d833d84c819083ffc81bda7d35d4 |
completed | March 27, 2026, 7:19 p.m. |
Created at: March 27, 2026, 1:49 p.m.