Triple
T3042329
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Osaka Metro Tanimachi Line |
E83158
|
entity |
| Predicate | lineNumber |
P1864
|
FINISHED |
| Object | Tanimachi Line |
E73288
|
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: Tanimachi Line | Statement: [Osaka Metro Tanimachi Line, lineNumber, Tanimachi Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tanimachi Line Context triple: [Osaka Metro Tanimachi Line, lineNumber, Tanimachi Line]
-
A.
Tanimachi Line
chosen
The Tanimachi Line is a major rapid transit line in Osaka, Japan, running north–south through the city as part of the Osaka Metro network.
-
B.
Tanagawa Line
The Tanagawa Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passengers near the coastal area.
-
C.
Saikyō Line
The Saikyō Line is a major JR East railway line in the Tokyo metropolitan area that connects central Tokyo with Saitama Prefecture, serving as a key commuter route.
-
D.
Yotsubashi Line
The Yotsubashi Line is a rapid transit line in Osaka, Japan, forming part of the Osaka Metro network and serving key north–south corridors through the city.
-
E.
Gakkentoshi Line
The Gakkentoshi Line is a commuter rail line in the Osaka–Kyoto region of Japan operated by JR West, connecting urban centers with suburban and residential areas.
- 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_69ad8b2298908190a7cb4e9bdbf064d0 |
completed | March 8, 2026, 2:43 p.m. |
| NER | Named-entity recognition | batch_69ad9b5d2a308190b4ce20efcae9b761 |
completed | March 8, 2026, 3:53 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69bf91db342c819084d3f59157518128 |
completed | March 22, 2026, 6:53 a.m. |
Created at: March 8, 2026, 3:01 p.m.