Triple
T7192149
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Otsu |
E167718
|
entity |
| Predicate | hasRailConnection |
P848
|
FINISHED |
| Object |
Biwako Line
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.
|
E861171
|
NE FINISHED |
How this triple was built (4 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: [Otsu, hasRailConnection, Biwako Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Biwako Line Context triple: [Otsu, hasRailConnection, Biwako Line]
-
A.
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.
-
B.
Hankyu Senri Line
The Hankyu Senri Line is a commuter railway line in the Osaka area of Japan operated by Hankyu Railway, serving suburban communities and connecting them to central Osaka.
-
C.
Nankai Koya Line
The Nankai Koya Line is a major private railway line in the Osaka region of Japan operated by Nankai Electric Railway, connecting central Osaka with the Mount Koya area.
-
D.
Kintetsu Namba Line
The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
-
E.
Osaka Higashi Line
The Osaka Higashi Line is a railway line in Osaka, Japan, operated by JR West that runs north–south through the eastern part of the city, connecting major hubs and suburban areas.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg
Description generation
gpt-5.1
Instruction
Generate a one-sentence description of the target entity. You are given a context triple in the form (subject, predicate, object), where the object is the target entity. # Instructions Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. Avoid repeating the information from the triple, unless really essential. # Response Format Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Biwako Line Triple: [Otsu, hasRailConnection, Biwako Line]
Generated description
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.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Biwako Line Target entity description: 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.
-
A.
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.
-
B.
Hankyu Senri Line
The Hankyu Senri Line is a commuter railway line in the Osaka area of Japan operated by Hankyu Railway, serving suburban communities and connecting them to central Osaka.
-
C.
Nankai Koya Line
The Nankai Koya Line is a major private railway line in the Osaka region of Japan operated by Nankai Electric Railway, connecting central Osaka with the Mount Koya area.
-
D.
Kintetsu Namba Line
The Kintetsu Namba Line is a major commuter railway line in Osaka, Japan, operated by Kintetsu Railway and connecting central Osaka with the wider Kintetsu network.
-
E.
Osaka Higashi Line
The Osaka Higashi Line is a railway line in Osaka, Japan, operated by JR West that runs north–south through the eastern part of the city, connecting major hubs and suburban areas.
- F. None of above. chosen
Provenance (5 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_69c6888b5248819090499a884ee3ec39 |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e901ea1481908a9e44f96dd4b553 |
completed | March 27, 2026, 8:30 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69d7faf8c1048190a136289a44a0930b |
completed | April 9, 2026, 7:16 p.m. |
| NEDg | Description generation | batch_69d81c40dc6081908cc186ee6cd0814e |
completed | April 9, 2026, 9:38 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69d8277fbf0881908a1e16d6c07886e6 |
completed | April 9, 2026, 10:26 p.m. |
Created at: March 27, 2026, 2:50 p.m.