Triple
T12064785
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tachikawa |
E287266
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | Tachikawa 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 Station | Statement: [Tachikawa, hasRailwayStation, Tachikawa Station]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tachikawa Station Context triple: [Tachikawa, hasRailwayStation, Tachikawa Station]
-
A.
Tsu Station
Tsu Station is a railway station in Tsu, Mie Prefecture, Japan, serving as a key regional hub with connections on multiple lines including the Kintetsu Nagoya Line.
-
B.
Tawaramachi Station
Tawaramachi Station is a subway station on the Tokyo Metro Ginza Line located in the Taitō ward of Tokyo, Japan.
-
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.
Shijō Station
Shijō Station is a major underground metro station on the Kyoto Municipal Subway network, serving as a key transit point in central Kyoto near the city’s main commercial district.
-
E.
Nagatacho Station
Nagatacho Station is a major Tokyo subway station in the Nagatachō district that serves as an important transfer hub near Japan’s political center, including the National Diet and government offices.
- 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 Station Target entity description: 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.
-
A.
Tsu Station
Tsu Station is a railway station in Tsu, Mie Prefecture, Japan, serving as a key regional hub with connections on multiple lines including the Kintetsu Nagoya Line.
-
B.
Tawaramachi Station
Tawaramachi Station is a subway station on the Tokyo Metro Ginza Line located in the Taitō ward of Tokyo, Japan.
-
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.
Shijō Station
Shijō Station is a major underground metro station on the Kyoto Municipal Subway network, serving as a key transit point in central Kyoto near the city’s main commercial district.
-
E.
Nagatacho Station
Nagatacho Station is a major Tokyo subway station in the Nagatachō district that serves as an important transfer hub near Japan’s political center, including the National Diet and government offices.
- 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.