Triple
T14284856
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | 港区 |
E354141
|
entity |
| Predicate | hasRailwayOperator |
P20222
|
FINISHED |
| Object | ゆりかもめ |
E501085
|
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: ゆりかもめ | Statement: [港区, hasRailwayOperator, ゆりかもめ]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: ゆりかもめ Context triple: [港区, hasRailwayOperator, ゆりかもめ]
-
A.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
B.
Kōtetsu
Kōtetsu was an ironclad warship of the Imperial Japanese Navy that played a decisive role in ending the Boshin War and symbolized Japan’s early naval modernization.
-
C.
Yurikamome Line
chosen
The Yurikamome Line is an automated, elevated transit line in Tokyo that connects central Tokyo with the Odaiba waterfront area, offering scenic views including a crossing of the Rainbow Bridge.
-
D.
Seibu Railway
Seibu Railway is a major private railway operator in the Greater Tokyo area of Japan, running extensive commuter and interurban train services across Tokyo and Saitama.
-
E.
Nippori-Toneri Liner
The Nippori-Toneri Liner is an automated guideway transit line in Tokyo connecting Nippori with the Toneri area, operated by the Tokyo Metropolitan Bureau of Transportation.
- 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_69d8278d25148190abf1a8c8f5f533ad |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de697ef40c8190bea37724b28c2e99 |
completed | April 14, 2026, 4:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd3d1a6d8081908e857143c0c809c0 |
completed | May 8, 2026, 1:32 a.m. |
Created at: April 10, 2026, 1:10 a.m.