Triple
T4121392
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Takamatsu, Kagawa Prefecture, Japan |
E92619
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object |
Takamatsu Station
Takamatsu Station is a major railway terminal in Takamatsu, Kagawa Prefecture, serving as a key transportation hub on the island of Shikoku, Japan.
|
E863029
|
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: Takamatsu Station | Statement: [Takamatsu, Kagawa Prefecture, Japan, hasRailwayStation, Takamatsu Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Takamatsu Station Context triple: [Takamatsu, Kagawa Prefecture, Japan, hasRailwayStation, Takamatsu Station]
-
A.
Kitahama Station
Kitahama Station is a major underground railway station in Osaka, Japan, serving both the Osaka Metro and Keihan Electric Railway networks.
-
B.
Wakayama Station
Wakayama Station is a major railway hub in Wakayama City, Japan, serving multiple JR West lines and connecting the region to the wider Kansai area.
-
C.
Nakatsu Station
Nakatsu Station is a railway station in Osaka, Japan, serving as a stop on major urban transit lines and providing access to the city's central districts.
-
D.
Maibara Station
Maibara Station is a major railway hub in Japan that serves as a key junction for Shinkansen high-speed trains and conventional lines in Shiga Prefecture.
-
E.
Takasaki Station
Takasaki Station is a major railway hub in Takasaki, Gunma Prefecture, Japan, serving multiple JR East lines and Shinkansen services as a key regional transport center.
- 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: Takamatsu Station Triple: [Takamatsu, Kagawa Prefecture, Japan, hasRailwayStation, Takamatsu Station]
Generated description
Takamatsu Station is a major railway terminal in Takamatsu, Kagawa Prefecture, serving as a key transportation hub on the island of Shikoku, Japan.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Takamatsu Station Target entity description: Takamatsu Station is a major railway terminal in Takamatsu, Kagawa Prefecture, serving as a key transportation hub on the island of Shikoku, Japan.
-
A.
Kitahama Station
Kitahama Station is a major underground railway station in Osaka, Japan, serving both the Osaka Metro and Keihan Electric Railway networks.
-
B.
Wakayama Station
Wakayama Station is a major railway hub in Wakayama City, Japan, serving multiple JR West lines and connecting the region to the wider Kansai area.
-
C.
Nakatsu Station
Nakatsu Station is a railway station in Osaka, Japan, serving as a stop on major urban transit lines and providing access to the city's central districts.
-
D.
Maibara Station
Maibara Station is a major railway hub in Japan that serves as a key junction for Shinkansen high-speed trains and conventional lines in Shiga Prefecture.
-
E.
Takasaki Station
Takasaki Station is a major railway hub in Takasaki, Gunma Prefecture, Japan, serving multiple JR East lines and Shinkansen services as a key regional transport center.
- 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_69aed9685f70819086932777aec8d959 |
completed | March 9, 2026, 2:30 p.m. |
| NER | Named-entity recognition | batch_69af020549dc8190a81a5dbbf70288c7 |
completed | March 9, 2026, 5:23 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d87dfc46e08190bea27c11b987cb6d |
completed | April 10, 2026, 4:35 a.m. |
| NEDg | Description generation | batch_69d8837e70508190b03e8983b2617eac |
completed | April 10, 2026, 4:58 a.m. |
| NED2 | Entity disambiguation (via description) | batch_69d889cc40648190a1d80b955e676ea5 |
completed | April 10, 2026, 5:25 a.m. |
Created at: March 9, 2026, 3:41 p.m.