Triple
T1146081
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | JR Yamanote Line |
E23567
|
entity |
| Predicate | connects |
P390
|
FINISHED |
| Object |
Sugamo Station
Sugamo Station is a railway station in Tokyo’s Toshima ward that serves as a local transit hub, notably on the JR Yamanote Line and the Toei Mita Line, providing access to the nearby Jizō-dōri shopping street.
|
E273206
|
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: Sugamo Station | Statement: [JR Yamanote Line, connects, Sugamo Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sugamo Station Context triple: [JR Yamanote Line, connects, Sugamo Station]
-
A.
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.
-
B.
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.
-
C.
Shuri Station
Shuri Station is a railway station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) near the historic Shuri Castle area.
-
D.
Kanda Station
Kanda Station is a major railway station in central Tokyo that serves multiple JR East and Tokyo Metro lines and provides convenient access to the city's business districts.
-
E.
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.
- 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: Sugamo Station Triple: [JR Yamanote Line, connects, Sugamo Station]
Generated description
Sugamo Station is a railway station in Tokyo’s Toshima ward that serves as a local transit hub, notably on the JR Yamanote Line and the Toei Mita Line, providing access to the nearby Jizō-dōri shopping street.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Sugamo Station Target entity description: Sugamo Station is a railway station in Tokyo’s Toshima ward that serves as a local transit hub, notably on the JR Yamanote Line and the Toei Mita Line, providing access to the nearby Jizō-dōri shopping street.
-
A.
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.
-
B.
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.
-
C.
Shuri Station
Shuri Station is a railway station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) near the historic Shuri Castle area.
-
D.
Kanda Station
Kanda Station is a major railway station in central Tokyo that serves multiple JR East and Tokyo Metro lines and provides convenient access to the city's business districts.
-
E.
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.
- 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_69a493ef399c8190b04b9146d2314f59 |
completed | March 1, 2026, 7:30 p.m. |
| NER | Named-entity recognition | batch_69a4bc6e8c2081909fb3534413b7aacb |
completed | March 1, 2026, 10:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69af1f66dfd48190831981703142066a |
completed | March 9, 2026, 7:28 p.m. |
| NEDg | Description generation | batch_69af235cc17481909912647dec468e40 |
completed | March 9, 2026, 7:45 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69af23cc850c81909f6a0a38b1c4154a |
completed | March 9, 2026, 7:47 p.m. |
Created at: March 1, 2026, 7:44 p.m.