Triple
T3550936
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nagahori Tsurumi-ryokuchi Line |
E75108
|
entity |
| Predicate | servesStation |
P839
|
FINISHED |
| Object |
Matsuyamachi Station
Matsuyamachi Station is an underground metro station in Osaka, Japan, located in the Chūō ward and integrated into the city’s urban subway network.
|
E807424
|
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: Matsuyamachi Station | Statement: [Nagahori Tsurumi-ryokuchi Line, servesStation, Matsuyamachi Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Matsuyamachi Station Context triple: [Nagahori Tsurumi-ryokuchi Line, servesStation, Matsuyamachi Station]
-
A.
Homachi Station
Homachi Station is a major underground railway station in central Osaka, Japan, serving as an important interchange hub on the Osaka Metro network.
-
B.
Kawachi-Yamamoto Station
Kawachi-Yamamoto Station is a railway station in Kashiwara, Osaka Prefecture, Japan, serving as a local transit hub on the Kintetsu Railway network.
-
C.
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.
-
D.
Nishikujo Station
Nishikujo Station is a railway station in Osaka, Japan, serving as an important junction connecting the Osaka Loop Line with other regional lines.
-
E.
Ishibashi Station
Ishibashi Station is a railway station in Japan that serves as a stop on JR West’s network, connecting local passengers along the Takarazuka corridor.
- 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: Matsuyamachi Station Triple: [Nagahori Tsurumi-ryokuchi Line, servesStation, Matsuyamachi Station]
Generated description
Matsuyamachi Station is an underground metro station in Osaka, Japan, located in the Chūō ward and integrated into the city’s urban subway network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Matsuyamachi Station Target entity description: Matsuyamachi Station is an underground metro station in Osaka, Japan, located in the Chūō ward and integrated into the city’s urban subway network.
-
A.
Homachi Station
Homachi Station is a major underground railway station in central Osaka, Japan, serving as an important interchange hub on the Osaka Metro network.
-
B.
Kawachi-Yamamoto Station
Kawachi-Yamamoto Station is a railway station in Kashiwara, Osaka Prefecture, Japan, serving as a local transit hub on the Kintetsu Railway network.
-
C.
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.
-
D.
Nishikujo Station
Nishikujo Station is a railway station in Osaka, Japan, serving as an important junction connecting the Osaka Loop Line with other regional lines.
-
E.
Ishibashi Station
Ishibashi Station is a railway station in Japan that serves as a stop on JR West’s network, connecting local passengers along the Takarazuka corridor.
- 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_69ad85d33c6c819081d5ac1df13b5680 |
completed | March 8, 2026, 2:21 p.m. |
| NER | Named-entity recognition | batch_69adbfd52f44819088e07139fe987e2a |
completed | March 8, 2026, 6:28 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d1524be8c08190b4d979a677dc5958 |
completed | April 4, 2026, 6:02 p.m. |
| NEDg | Description generation | batch_69d153aca5108190bcc9c830f48f595a |
completed | April 4, 2026, 6:08 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d1577105988190a6e6aebc16e9421d |
completed | April 4, 2026, 6:24 p.m. |
Created at: March 8, 2026, 3:20 p.m.