Triple
T3166417
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Osaka Metro Midosuji Line |
E66221
|
entity |
| Predicate | connects |
P390
|
FINISHED |
| Object |
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.
|
E691739
|
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: Homachi Station | Statement: [Osaka Metro Midosuji Line, connects, Homachi Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Homachi Station Context triple: [Osaka Metro Midosuji Line, connects, Homachi Station]
-
A.
Minowa Station
Minowa Station is a subway station on the Tokyo Metro Hibiya Line serving the Taitō area of Tokyo, Japan.
-
B.
Makiochi Station
Makiochi Station is a railway station serving the city of Minoh in Osaka Prefecture, Japan.
-
C.
Itami Station
Itami Station is a railway station in Itami, Hyōgo Prefecture, Japan, operated by JR West and serving as a stop on the Fukuchiyama (JR Takarazuka) Line.
-
D.
Bashamichi Station
Bashamichi Station is an underground railway station in Yokohama, Japan, providing access to the Minato Mirai waterfront district and surrounding urban attractions.
-
E.
Hiroo Station
Hiroo Station is a subway station in Tokyo, Japan, serving the Hiroo district on the Tokyo Metro Hibiya Line.
- 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: Homachi Station Triple: [Osaka Metro Midosuji Line, connects, Homachi Station]
Generated description
Homachi Station is a major underground railway station in central Osaka, Japan, serving as an important interchange hub on the Osaka Metro network.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Homachi Station Target entity description: Homachi Station is a major underground railway station in central Osaka, Japan, serving as an important interchange hub on the Osaka Metro network.
-
A.
Minowa Station
Minowa Station is a subway station on the Tokyo Metro Hibiya Line serving the Taitō area of Tokyo, Japan.
-
B.
Makiochi Station
Makiochi Station is a railway station serving the city of Minoh in Osaka Prefecture, Japan.
-
C.
Itami Station
Itami Station is a railway station in Itami, Hyōgo Prefecture, Japan, operated by JR West and serving as a stop on the Fukuchiyama (JR Takarazuka) Line.
-
D.
Bashamichi Station
Bashamichi Station is an underground railway station in Yokohama, Japan, providing access to the Minato Mirai waterfront district and surrounding urban attractions.
-
E.
Hiroo Station
Hiroo Station is a subway station in Tokyo, Japan, serving the Hiroo district on the Tokyo Metro Hibiya Line.
- 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_69ad8585d7988190af37365331093ccd |
completed | March 8, 2026, 2:19 p.m. |
| NER | Named-entity recognition | batch_69ada643e3e481908f4526d66e36e150 |
completed | March 8, 2026, 4:39 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c9a9ca03ec8190859d9728fef39d24 |
completed | March 29, 2026, 10:38 p.m. |
| NEDg | Description generation | batch_69c9aa8767448190a98c4ff7c5452a2a |
completed | March 29, 2026, 10:41 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c9aabb80108190b12939eecab7077d |
completed | March 29, 2026, 10:42 p.m. |
Created at: March 8, 2026, 3:06 p.m.