Triple
T20057550
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Fukuoka City Subway |
E499379
|
entity |
| Predicate | hasRollingStock |
P1305
|
FINISHED |
| Object | 4000 series |
—
|
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: 4000 series | Statement: [Fukuoka City Subway, hasRollingStock, 4000 series]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: 4000 series Context triple: [Fukuoka City Subway, hasRollingStock, 4000 series]
-
A.
6000 series
The 6000 series is a type of electric multiple unit train used for passenger services on the Nagoya Municipal Subway in Japan.
-
B.
Série 4000
Série 4000 is a class of high-speed electric multiple unit trains used by Comboios de Portugal for its Alfa Pendular premium intercity services.
-
C.
5000 series
The 5000 series is a type of electric multiple unit train used for passenger services on the Nagoya Municipal Subway in Japan.
-
D.
7000 series
The 7000 series is a type of electric multiple unit train used on the Nagoya Municipal Subway system in Japan.
-
E.
3000 series
The 3000 series is a type of electric multiple unit train used for passenger services on the Nagoya Municipal Subway in Japan.
- 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: 4000 series Target entity description: The 4000 series is a type of electric multiple unit train used for passenger services on the Fukuoka City Subway in Japan.
-
A.
6000 series
The 6000 series is a type of electric multiple unit train used for passenger services on the Nagoya Municipal Subway in Japan.
-
B.
Série 4000
Série 4000 is a class of high-speed electric multiple unit trains used by Comboios de Portugal for its Alfa Pendular premium intercity services.
-
C.
5000 series
The 5000 series is a type of electric multiple unit train used for passenger services on the Nagoya Municipal Subway in Japan.
-
D.
7000 series
The 7000 series is a type of electric multiple unit train used on the Nagoya Municipal Subway system in Japan.
-
E.
3000 series
The 3000 series is a type of electric multiple unit train used for passenger services on the Nagoya Municipal Subway in Japan.
- 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_69da6276bcf48190aabbf279192a5fb4 |
completed | April 11, 2026, 3:02 p.m. |
| NER | Named-entity recognition | batch_69e6637325908190aefc0e27e2ed5750 |
completed | April 20, 2026, 5:33 p.m. |
Created at: April 11, 2026, 3:38 p.m.