Triple
T15855507
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Ōtsu |
E384443
|
entity |
| Predicate | hasRailConnection |
P848
|
FINISHED |
| Object | Biwako Line |
—
|
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: Biwako Line | Statement: [Ōtsu, hasRailConnection, Biwako Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Biwako Line Context triple: [Ōtsu, hasRailConnection, Biwako Line]
-
A.
Biwako Line
chosen
The Biwako Line is a major railway corridor in Japan’s Kansai region, forming part of the Tōkaidō Main Line and linking Shiga Prefecture (around Lake Biwa) with Kyoto and Osaka.
-
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.
Nishitetsu Kaizuka Line
The Nishitetsu Kaizuka Line is a Japanese private railway line in Fukuoka operated by Nishi-Nippon Railroad, connecting suburban areas with central Fukuoka.
-
E.
Nankai Hashimoto Line
The Nankai Hashimoto Line is a regional railway line in Japan operated by Nankai Electric Railway, connecting suburban areas of Osaka Prefecture with Hashimoto in Wakayama Prefecture.
- 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_69d86da422088190aac39e32e6c68429 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e14caf6ae481909ae1385cb4548612 |
completed | April 16, 2026, 8:55 p.m. |
Created at: April 10, 2026, 4:50 a.m.