Triple
T21391680
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nankō Port Town Line |
E527667
|
entity |
| Predicate | partOf |
P40
|
FINISHED |
| Object | Osaka Metro New Tram |
—
|
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: Osaka Metro New Tram | Statement: [Nankō Port Town Line, partOf, Osaka Metro New Tram]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Osaka Metro New Tram Context triple: [Nankō Port Town Line, partOf, Osaka Metro New Tram]
-
A.
Osaka Monorail 2000 series
The Osaka Monorail 2000 series is a fleet of modern electric monorail trains used for urban passenger service on the Osaka Monorail network in Japan.
-
B.
Osaka Monorail
Osaka Monorail is a straddle-beam monorail system in Osaka Prefecture, Japan, serving as a major urban transit line linking key suburbs, commercial areas, and transport hubs.
-
C.
Osaka Municipal Subway 10 series
The Osaka Municipal Subway 10 series was a fleet of electric multiple unit trains that operated on Osaka’s subway network before being replaced by newer rolling stock.
-
D.
Osaka Metro 30000 series
The Osaka Metro 30000 series is a modern electric multiple unit train type operated by Osaka Metro, featuring air conditioning, energy-efficient systems, and improved passenger comfort for urban subway services.
-
E.
Osaka Metro 24 series
The Osaka Metro 24 series is a type of electric multiple unit train used for urban rapid transit services on Osaka’s subway network.
- 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: Osaka Metro New Tram Target entity description: Osaka Metro New Tram is an automated guideway transit system in Osaka, Japan, operating rubber-tired trains primarily serving the city’s waterfront and port areas.
-
A.
Osaka Monorail 2000 series
The Osaka Monorail 2000 series is a fleet of modern electric monorail trains used for urban passenger service on the Osaka Monorail network in Japan.
-
B.
Osaka Monorail
Osaka Monorail is a straddle-beam monorail system in Osaka Prefecture, Japan, serving as a major urban transit line linking key suburbs, commercial areas, and transport hubs.
-
C.
Osaka Municipal Subway 10 series
The Osaka Municipal Subway 10 series was a fleet of electric multiple unit trains that operated on Osaka’s subway network before being replaced by newer rolling stock.
-
D.
Osaka Metro 30000 series
The Osaka Metro 30000 series is a modern electric multiple unit train type operated by Osaka Metro, featuring air conditioning, energy-efficient systems, and improved passenger comfort for urban subway services.
-
E.
Osaka Metro 24 series
The Osaka Metro 24 series is a type of electric multiple unit train used for urban rapid transit services on Osaka’s subway network.
- 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_69e0b51ff3748190935c0a513c62a12b |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69ee62cbfef08190a33ac1f198c82cd0 |
completed | April 26, 2026, 7:09 p.m. |
Created at: April 16, 2026, 5:13 p.m.