Triple
T12049038
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 千駄ヶ谷 |
E286864
|
entity |
| Predicate | hasRailwayStation |
P918
|
FINISHED |
| Object | 国立競技場駅 |
E498954
|
NE FINISHED |
How this triple was built (2 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: 国立競技場駅 | Statement: [千駄ヶ谷, hasRailwayStation, 国立競技場駅]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 国立競技場駅 Context triple: [千駄ヶ谷, hasRailwayStation, 国立競技場駅]
-
A.
National Stadium Station
chosen
National Stadium Station is a Tokyo subway station on the Toei Ōedo Line located near Japan National Stadium and other major sports facilities in the Shinjuku area.
-
B.
Musashi-Urawa Station
Musashi-Urawa Station is a railway station in Saitama, Japan, that functions as a key commuter hub connecting local passengers to central Tokyo and surrounding areas.
-
C.
Jiyugaoka Station
Jiyugaoka Station is a major railway station in Tokyo’s Meguro Ward known for serving as a key hub on multiple Tokyu lines and providing access to the fashionable Jiyugaoka shopping and café district.
-
D.
Yoyogi-Hachiman Station
Yoyogi-Hachiman Station is a railway station in Shibuya, Tokyo, serving as a convenient access point to the nearby Yoyogi Park and surrounding urban neighborhoods.
-
E.
Urawa Station
Urawa Station is a major railway hub in Saitama, Japan, connecting multiple JR East lines and serving as an important commuter gateway to central Tokyo.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69d6ab4780948190bdb9f7620c2ac27e |
completed | April 8, 2026, 7:23 p.m. |
| NER | Named-entity recognition | batch_69d904227958819084dbd5eb2566c735 |
completed | April 10, 2026, 2:07 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f5f64d12b48190a041d6782c6a13e0 |
completed | May 2, 2026, 1:04 p.m. |
Created at: April 8, 2026, 9:47 p.m.