Triple
T12064787
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tachikawa |
E287266
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | Tachikawa-Minami 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: Tachikawa-Minami Station | Statement: [Tachikawa, hasRailwayStation, Tachikawa-Minami Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tachikawa-Minami Station Context triple: [Tachikawa, hasRailwayStation, Tachikawa-Minami Station]
-
A.
Tachikawa-Kita Station
Tachikawa-Kita Station is a monorail railway station in Tachikawa, Tokyo, serving as part of the Tama Toshi Monorail Line.
-
B.
Minami-Tatsumi Station
Minami-Tatsumi Station is a subway station in Osaka, Japan, serving as the eastern endpoint of the Osaka Metro Sennichimae Line.
-
C.
Minami-Ōta Station
Minami-Ōta Station is a local railway station in Yokohama, Japan, serving passengers in the Minami Ward area.
-
D.
Takatsuki Station
Takatsuki Station is a major railway station in Takatsuki, Osaka Prefecture, Japan, serving as an important stop on the JR Kyoto Line between Osaka and Kyoto.
-
E.
Tachikawa Station
Tachikawa Station is a major railway hub in Tachikawa, Tokyo, serving multiple JR East lines and acting as a key transit point in western Tokyo.
- 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: Tachikawa-Minami Station Target entity description: Tachikawa-Minami Station is a monorail station in Tachikawa, Tokyo, serving the Tama Toshi Monorail Line and providing access to the city's commercial and transit hub.
-
A.
Tachikawa-Kita Station
Tachikawa-Kita Station is a monorail railway station in Tachikawa, Tokyo, serving as part of the Tama Toshi Monorail Line.
-
B.
Minami-Tatsumi Station
Minami-Tatsumi Station is a subway station in Osaka, Japan, serving as the eastern endpoint of the Osaka Metro Sennichimae Line.
-
C.
Minami-Ōta Station
Minami-Ōta Station is a local railway station in Yokohama, Japan, serving passengers in the Minami Ward area.
-
D.
Takatsuki Station
Takatsuki Station is a major railway station in Takatsuki, Osaka Prefecture, Japan, serving as an important stop on the JR Kyoto Line between Osaka and Kyoto.
-
E.
Tachikawa Station
Tachikawa Station is a major railway hub in Tachikawa, Tokyo, serving multiple JR East lines and acting as a key transit point in western Tokyo.
- 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_69d6ab4846e081908ee7bbd66a6d3459 |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d90440dd988190ae2b80367aceb6f7 |
completed | April 10, 2026, 2:08 p.m. |
Created at: April 8, 2026, 9:48 p.m.