Triple
T1195510
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Keio Inokashira Line |
E25658
|
entity |
| Predicate | hasStation |
P35
|
FINISHED |
| Object |
Komaba-tōdaimae Station
Komaba-tōdaimae Station is a railway station in Tokyo, Japan, serving the area around the University of Tokyo’s Komaba campus.
|
E350669
|
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: Komaba-tōdaimae Station | Statement: [Keio Inokashira Line, hasStation, Komaba-tōdaimae Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Komaba-tōdaimae Station Context triple: [Keio Inokashira Line, hasStation, Komaba-tōdaimae Station]
-
A.
Hamamatsuchō Station
Hamamatsuchō Station is a major railway hub in Tokyo’s Minato ward that provides convenient access to central Tokyo, Haneda Airport, and the surrounding bayfront area.
-
B.
Kichijōji Station
Kichijōji Station is a major railway hub in Tokyo’s Musashino area, serving multiple lines and providing access to the popular Kichijōji shopping and entertainment district as well as Inokashira Park.
-
C.
Miebashi Station
Miebashi Station is a monorail station on the Okinawa Urban Monorail (Yui Rail) system serving central Naha in Okinawa, Japan.
-
D.
Takadanobaba Station
Takadanobaba Station is a major railway hub in Tokyo’s Shinjuku ward, serving multiple lines and providing convenient access to nearby universities and commercial areas.
-
E.
Kita-Akabane Station
Kita-Akabane Station is a railway station in Kita, Tokyo, Japan, operated by JR East on the Saikyo Line and serving as a commuter hub for the surrounding residential area.
- 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: Komaba-tōdaimae Station Triple: [Keio Inokashira Line, hasStation, Komaba-tōdaimae Station]
Generated description
Komaba-tōdaimae Station is a railway station in Tokyo, Japan, serving the area around the University of Tokyo’s Komaba campus.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Komaba-tōdaimae Station Target entity description: Komaba-tōdaimae Station is a railway station in Tokyo, Japan, serving the area around the University of Tokyo’s Komaba campus.
-
A.
Hamamatsuchō Station
Hamamatsuchō Station is a major railway hub in Tokyo’s Minato ward that provides convenient access to central Tokyo, Haneda Airport, and the surrounding bayfront area.
-
B.
Kichijōji Station
Kichijōji Station is a major railway hub in Tokyo’s Musashino area, serving multiple lines and providing access to the popular Kichijōji shopping and entertainment district as well as Inokashira Park.
-
C.
Miebashi Station
Miebashi Station is a monorail station on the Okinawa Urban Monorail (Yui Rail) system serving central Naha in Okinawa, Japan.
-
D.
Takadanobaba Station
Takadanobaba Station is a major railway hub in Tokyo’s Shinjuku ward, serving multiple lines and providing convenient access to nearby universities and commercial areas.
-
E.
Kita-Akabane Station
Kita-Akabane Station is a railway station in Kita, Tokyo, Japan, operated by JR East on the Saikyo Line and serving as a commuter hub for the surrounding residential area.
- 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_69a49429f5ec8190a6a205eb0ae81e5e |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bd78f61c8190bdba2255d35a8fe4 |
completed | March 1, 2026, 10:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b3249f49b081909aa5c7dcc72458a4 |
completed | March 12, 2026, 8:39 p.m. |
| NEDg | Description generation | batch_69b326620f048190b429ff62d037516c |
completed | March 12, 2026, 8:47 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69b326fadb388190981f38a083805ee5 |
completed | March 12, 2026, 8:50 p.m. |
Created at: March 1, 2026, 7:46 p.m.