Triple
T1183156
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Hanzomon Line |
E25185
|
entity |
| Predicate | easternTerminus |
P388
|
FINISHED |
| Object |
Oshiage Station
Oshiage Station is a major railway and subway hub in Tokyo’s Sumida ward, serving multiple lines and providing access to the Tokyo Skytree area.
|
E335636
|
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: Oshiage Station | Statement: [Tokyo Metro Hanzomon Line, easternTerminus, Oshiage Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Oshiage Station Context triple: [Tokyo Metro Hanzomon Line, easternTerminus, Oshiage Station]
-
A.
Osakako Station
Osakako Station is a railway station in Osaka, Japan, serving the Osaka Metro Chūō Line and providing access to the Osaka Bay area’s attractions.
-
B.
Asahibashi Station
Asahibashi Station is a monorail station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) system.
-
C.
Kawaguchi Station
Kawaguchi Station is a railway station in Kawaguchi, Saitama Prefecture, Japan, operated by East Japan Railway Company (JR East).
-
D.
Ebisu Station
Ebisu Station is a major railway hub in Tokyo’s Shibuya ward, known for its convenient connections and proximity to the popular Ebisu commercial and entertainment district.
-
E.
Wakoshi Station
Wakoshi Station is a major railway hub in Wako, Saitama Prefecture, Japan, serving multiple Tokyo Metro and Tobu lines and functioning as an important gateway between Saitama and central Tokyo.
- 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: Oshiage Station Triple: [Tokyo Metro Hanzomon Line, easternTerminus, Oshiage Station]
Generated description
Oshiage Station is a major railway and subway hub in Tokyo’s Sumida ward, serving multiple lines and providing access to the Tokyo Skytree area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Oshiage Station Target entity description: Oshiage Station is a major railway and subway hub in Tokyo’s Sumida ward, serving multiple lines and providing access to the Tokyo Skytree area.
-
A.
Osakako Station
Osakako Station is a railway station in Osaka, Japan, serving the Osaka Metro Chūō Line and providing access to the Osaka Bay area’s attractions.
-
B.
Asahibashi Station
Asahibashi Station is a monorail station in Naha, Okinawa, serving as a key stop on the Okinawa Urban Monorail (Yui Rail) system.
-
C.
Kawaguchi Station
Kawaguchi Station is a railway station in Kawaguchi, Saitama Prefecture, Japan, operated by East Japan Railway Company (JR East).
-
D.
Ebisu Station
Ebisu Station is a major railway hub in Tokyo’s Shibuya ward, known for its convenient connections and proximity to the popular Ebisu commercial and entertainment district.
-
E.
Wakoshi Station
Wakoshi Station is a major railway hub in Wako, Saitama Prefecture, Japan, serving multiple Tokyo Metro and Tobu lines and functioning as an important gateway between Saitama and central Tokyo.
- 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_69a494267b4c819088c97a59182bf56a |
completed | March 1, 2026, 7:31 p.m. |
| NER | Named-entity recognition | batch_69a4bd35fb888190adf1e5d0615fa725 |
completed | March 1, 2026, 10:27 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b24a7f3c5c8190b742a45a50c74ca8 |
completed | March 12, 2026, 5:09 a.m. |
| NEDg | Description generation | batch_69b24c78cb408190948f715254175cff |
completed | March 12, 2026, 5:17 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69b24d2ce888819087cc7c3f5db0e859 |
completed | March 12, 2026, 5:20 a.m. |
Created at: March 1, 2026, 7:45 p.m.