Triple
T15310260
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tamagawa Station (Osaka Metro) |
E366015
|
entity |
| Predicate | isPartOf |
P10
|
FINISHED |
| Object | Osaka urban rail network |
E335499
|
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: Osaka urban rail network | Statement: [Tamagawa Station (Osaka Metro), isPartOf, Osaka urban rail network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Osaka urban rail network Context triple: [Tamagawa Station (Osaka Metro), isPartOf, Osaka urban rail network]
-
A.
Osaka urban rail network
chosen
The Osaka urban rail network is an extensive system of commuter and rapid transit lines serving Osaka and its surrounding metropolitan area, integrating multiple railway operators into a dense, high-frequency transport grid.
-
B.
Osaka Metro
Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
-
C.
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.
-
D.
Kansai public transport network
The Kansai public transport network is an extensive, interconnected system of trains, subways, buses, and trams serving Japan’s Kansai region, including major cities such as Osaka, Kyoto, and Kobe.
-
E.
Kyoto urban rail network
The Kyoto urban rail network is an integrated system of railway and tram lines that connects Kyoto’s historic districts, residential areas, and surrounding suburbs, serving as a primary mode of public transportation in the city.
- 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_69d85a113ee881908e297a1d38dd79fa |
completed | April 10, 2026, 2:01 a.m. |
| NER | Named-entity recognition | batch_69e03cd176708190b0f6ba17aed92f8e |
completed | April 16, 2026, 1:35 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff364bafd0819086b8aab1c216c6fa |
completed | May 9, 2026, 1:27 p.m. |
Created at: April 10, 2026, 3:16 a.m.