Triple
T14302079
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Toei Shinjuku Line |
E354590
|
entity |
| Predicate | rollingStock |
P1305
|
FINISHED |
| Object | Keio 9000 series |
E972118
|
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: Keio 9000 series | Statement: [Toei Shinjuku Line, rollingStock, Keio 9000 series]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Keio 9000 series Context triple: [Toei Shinjuku Line, rollingStock, Keio 9000 series]
-
A.
Keio 9000 series
chosen
The Keio 9000 series is a Japanese electric multiple unit train type operated by Keio Corporation on its commuter rail lines in the Tokyo area.
-
B.
Keio 8000 series
The Keio 8000 series is a Japanese electric multiple unit train type operated by Keio Corporation on its commuter rail lines in the Tokyo area.
-
C.
Keio 7000 series
The Keio 7000 series is a Japanese electric multiple unit train type operated by Keio Corporation, known for serving commuter routes in the Tokyo area.
-
D.
Keio 5000 series (second generation)
The Keio 5000 series (second generation) is a modern Japanese electric multiple unit train operated by Keio Corporation, known for its comfortable commuter service and advanced onboard systems on the Keio network in Tokyo.
-
E.
Keio 1000 series EMU
The Keio 1000 series EMU is a Japanese electric multiple unit train operated by Keio Corporation, known for serving Tokyo’s Inokashira Line with modern, colorful commuter rolling stock.
- 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_69d8278e17088190b328c5a9d4be74ff |
completed | April 9, 2026, 10:26 p.m. |
| NER | Named-entity recognition | batch_69de717fc2348190bb6ba3109bd2871f |
completed | April 14, 2026, 4:55 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69fd3d2883e081909c53170ef30b4125 |
completed | May 8, 2026, 1:32 a.m. |
Created at: April 10, 2026, 1:12 a.m.