Triple
T13950159
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Osaka urban rail network |
E335499
|
entity |
| Predicate | notableLine |
P7250
|
FINISHED |
| Object | Keihan Nakanoshima Line |
—
|
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: Keihan Nakanoshima Line | Statement: [Osaka urban rail network, notableLine, Keihan Nakanoshima Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Keihan Nakanoshima Line Context triple: [Osaka urban rail network, notableLine, Keihan Nakanoshima Line]
-
A.
Yurikamome Line
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.
-
B.
Namboku Line
The Namboku Line is a Tokyo Metro subway line running north–south through central Tokyo, connecting residential districts with major business and transit hubs.
-
C.
Namboku Line
The Namboku Line is a major rapid transit line of the Sapporo Municipal Subway system in Sapporo, Japan, running north–south through the city.
-
D.
Keihan Uji Line
The Keihan Uji Line is a Japanese railway line operated by Keihan Electric Railway that connects Kyoto’s suburban areas with the historic city of Uji, known for its temples and tea culture.
-
E.
Kinokuni Line
The Kinokuni Line is a coastal railway route in Japan’s Kansai region, running mainly through Wakayama Prefecture along the Kii Peninsula and serving both local and limited express trains.
- 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: Keihan Nakanoshima Line Target entity description: The Keihan Nakanoshima Line is a commuter railway in Osaka, Japan, operated by Keihan Electric Railway and serving the Nakanoshima business and cultural district.
-
A.
Yurikamome Line
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.
-
B.
Namboku Line
The Namboku Line is a major rapid transit line of the Sapporo Municipal Subway system in Sapporo, Japan, running north–south through the city.
-
C.
Namboku Line
The Namboku Line is a Tokyo Metro subway line running north–south through central Tokyo, connecting residential districts with major business and transit hubs.
-
D.
Keihan Uji Line
The Keihan Uji Line is a Japanese railway line operated by Keihan Electric Railway that connects Kyoto’s suburban areas with the historic city of Uji, known for its temples and tea culture.
-
E.
Kinokuni Line
The Kinokuni Line is a coastal railway route in Japan’s Kansai region, running mainly through Wakayama Prefecture along the Kii Peninsula and serving both local and limited express trains.
- 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_69d81c6081b88190b53e317c3370c8fe |
completed | April 9, 2026, 9:38 p.m. |
| NER | Named-entity recognition | batch_69de2e131c608190b4ffdbada24a3208 |
completed | April 14, 2026, 12:07 p.m. |
Created at: April 9, 2026, 10:17 p.m.