Triple
T11052822
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tokyo Metro Yurakuchō Line |
E261298
|
entity |
| Predicate | connectsStation |
P845
|
FINISHED |
| Object |
Kōjimachi Station
Kōjimachi Station is an underground Tokyo Metro station in Chiyoda, Tokyo, serving the busy central business and government district.
|
E1250318
|
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: Kōjimachi Station | Statement: [Tokyo Metro Yurakuchō Line, connectsStation, Kōjimachi Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kōjimachi Station Context triple: [Tokyo Metro Yurakuchō Line, connectsStation, Kōjimachi Station]
-
A.
Ishikawacho Station
Ishikawacho Station is a railway station in Yokohama, Japan, serving as a key access point to the historic Yamate district and nearby tourist attractions such as Chinatown.
-
B.
Karasuma Station
Karasuma Station is a subway station in Kyoto, Japan, serving the Kyoto Municipal Subway Karasuma Line in the city’s central area.
-
C.
Marutamachi Station
Marutamachi Station is an underground metro station on the Kyoto Municipal Subway network serving central Kyoto, Japan.
-
D.
Kawaguchi Station
Kawaguchi Station is a railway station in Kawaguchi, Saitama Prefecture, Japan, operated by East Japan Railway Company (JR East).
-
E.
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.
- 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: Kōjimachi Station Triple: [Tokyo Metro Yurakuchō Line, connectsStation, Kōjimachi Station]
Generated description
Kōjimachi Station is an underground Tokyo Metro station in Chiyoda, Tokyo, serving the busy central business and government district.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Kōjimachi Station Target entity description: Kōjimachi Station is an underground Tokyo Metro station in Chiyoda, Tokyo, serving the busy central business and government district.
-
A.
Ishikawacho Station
Ishikawacho Station is a railway station in Yokohama, Japan, serving as a key access point to the historic Yamate district and nearby tourist attractions such as Chinatown.
-
B.
Karasuma Station
Karasuma Station is a subway station in Kyoto, Japan, serving the Kyoto Municipal Subway Karasuma Line in the city’s central area.
-
C.
Marutamachi Station
Marutamachi Station is an underground metro station on the Kyoto Municipal Subway network serving central Kyoto, Japan.
-
D.
Kawaguchi Station
Kawaguchi Station is a railway station in Kawaguchi, Saitama Prefecture, Japan, operated by East Japan Railway Company (JR East).
-
E.
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.
- 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_6a0139e10e94819092b71606dbe4f5d5 |
completed | May 11, 2026, 2:07 a.m. |
| NEDg | Description generation | batch_6a013ae388548190b09d2c81e1ab0d02 |
completed | May 11, 2026, 2:11 a.m. |
| NED2 | Entity disambiguation (via description) | batch_6a013b4df74c81908b3b99e276531e13 |
completed | May 11, 2026, 2:13 a.m. |
Created at: April 8, 2026, 9:26 p.m.