Triple
T12779698
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Takashinohama Line |
E305472
|
entity |
| Predicate | usesRollingStock |
P5426
|
FINISHED |
| Object | Nankai 2230 series |
E1013063
|
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: Nankai 2230 series | Statement: [Takashinohama Line, usesRollingStock, Nankai 2230 series]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nankai 2230 series Context triple: [Takashinohama Line, usesRollingStock, Nankai 2230 series]
-
A.
Nankai 2200 series
chosen
The Nankai 2200 series is a type of electric multiple unit train operated by Nankai Electric Railway in Japan for commuter services.
-
B.
Nankai limited express EMUs
Nankai limited express EMUs are high-speed electric multiple unit trains operated by Nankai Electric Railway in Japan, primarily used for limited express passenger services including those on the Koya Line.
-
C.
JR West 221 series
The JR West 221 series is a Japanese electric multiple unit train type operated by West Japan Railway Company for suburban and interurban passenger services.
-
D.
Hankyu 3300 series
The Hankyu 3300 series is a Japanese electric multiple unit train type operated by Hankyu Railway, primarily used for commuter services in the Osaka area.
-
E.
JR West 223 series EMU
The JR West 223 series EMU is a Japanese electric multiple unit train used for high-frequency suburban and rapid services in the Kansai region.
- 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_69d7bdf2b43c819098ae5aa68e61ea58 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96e5a5680819095dcd491486d23e7 |
completed | April 10, 2026, 9:40 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f6c0dd657c8190b69e8bf187034360 |
completed | May 3, 2026, 3:28 a.m. |
Created at: April 9, 2026, 5:29 p.m.