Triple
T20057599
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nishitetsu bus network |
E499380
|
entity |
| Predicate | providesConnectionTo |
P845
|
FINISHED |
| Object | Nishitetsu railway network |
—
|
NE NERFINISHED |
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: Nishitetsu railway network | Statement: [Nishitetsu bus network, providesConnectionTo, Nishitetsu railway network]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nishitetsu railway network Context triple: [Nishitetsu bus network, providesConnectionTo, Nishitetsu railway network]
-
A.
Nishi-Nippon Railroad (Nishitetsu) lines
chosen
Nishi-Nippon Railroad (Nishitetsu) lines are a network of private railway and bus routes in Fukuoka and surrounding Kyushu areas, providing major urban and suburban transit connections.
-
B.
Keihan Electric Railway network
The Keihan Electric Railway network is a private railway system in Japan that primarily connects the Osaka and Kyoto metropolitan areas, serving as a major commuter and intercity transport corridor in the Kansai region.
-
C.
Kita-Osaka Kyuko Railway network
The Kita-Osaka Kyuko Railway network is a private suburban railway system in northern Osaka Prefecture that functions as an extension of the Osaka Metro Midosuji Line, connecting central Osaka with its northern suburbs.
-
D.
Saitama Railway
Saitama Railway is a Japanese railway company operating a key commuter line that connects Saitama Prefecture with the greater Tokyo metropolitan rail network.
-
E.
Keifuku Electric Railroad
Keifuku Electric Railroad is a Japanese private railway company in Kyoto best known for operating the Randen tram lines that serve popular sightseeing areas such as Arashiyama.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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.