Triple
T12151796
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Maebashi |
E289472
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | Maebashi Station |
—
|
NE NERFINISHED |
How this triple was built (3 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: Maebashi Station | Statement: [Maebashi, hasRailwayStation, Maebashi Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Maebashi Station Context triple: [Maebashi, hasRailwayStation, Maebashi Station]
-
A.
Tsukuba Station
Tsukuba Station is the main terminal of the Tsukuba Express line in Tsukuba, Ibaraki Prefecture, serving as a key transit hub for access to the city’s science and research district.
-
B.
Chiba Station
Chiba Station is a major railway hub in Chiba, Japan, serving multiple JR East lines and connecting the city with the greater Tokyo metropolitan area.
-
C.
Osaki Station
Osaki Station is a major railway hub in Tokyo, Japan, serving multiple JR East lines and connecting central Tokyo with surrounding suburban areas.
-
D.
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.
-
E.
Nagano Station
Nagano Station is a major railway hub in Nagano, Japan, serving as a gateway to the region’s ski resorts, temples, and surrounding mountain areas.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Maebashi Station Target entity description: Maebashi Station is a major railway hub in Maebashi, Gunma Prefecture, Japan, serving as a key access point for regional and commuter rail services.
-
A.
Tsukuba Station
Tsukuba Station is the main terminal of the Tsukuba Express line in Tsukuba, Ibaraki Prefecture, serving as a key transit hub for access to the city’s science and research district.
-
B.
Chiba Station
Chiba Station is a major railway hub in Chiba, Japan, serving multiple JR East lines and connecting the city with the greater Tokyo metropolitan area.
-
C.
Osaki Station
Osaki Station is a major railway hub in Tokyo, Japan, serving multiple JR East lines and connecting central Tokyo with surrounding suburban areas.
-
D.
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.
-
E.
Nagano Station
Nagano Station is a major railway hub in Nagano, Japan, serving as a gateway to the region’s ski resorts, temples, and surrounding mountain areas.
- F. None of above. chosen
Provenance (2 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_69d6ab4c6710819097a9d228382dde43 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d915ae736c8190aaab05efb93c5854 |
completed | April 10, 2026, 3:22 p.m. |
Created at: April 8, 2026, 9:49 p.m.