Triple
T7119753
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Osaka Metro 25 series |
E165917
|
entity |
| Predicate | publicTransportSystem |
P1288
|
FINISHED |
| Object | Osaka Metro system |
E13707
|
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 Metro system | Statement: [Osaka Metro 25 series, publicTransportSystem, Osaka Metro system]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Osaka Metro system Context triple: [Osaka Metro 25 series, publicTransportSystem, Osaka Metro system]
-
A.
Osaka Metro
chosen
Osaka Metro is the rapid transit network serving Japan’s city of Osaka and its surrounding urban area.
-
B.
Osaka urban rail network
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.
-
C.
Osaka Metro Chuo Line
The Osaka Metro Chuo Line is a major rapid transit line in Osaka, Japan, running east–west through the city and serving key commercial, business, and waterfront areas.
-
D.
Osaka Metro Imazatosuji Line
The Osaka Metro Imazatosuji Line is a rapid transit line in Osaka, Japan, running north–south through the city and connecting residential districts with major interchange hubs on the Osaka Metro network.
-
E.
Osaka Metro Tanimachi Line
The Osaka Metro Tanimachi Line is a major north–south subway line in Osaka, Japan, connecting key commercial and residential districts across 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_69c6888227bc8190a1394679e3116f90 |
completed | March 27, 2026, 1:39 p.m. |
| NER | Named-entity recognition | batch_69c6e61ca6a88190a0eb9f287e3b723c |
completed | March 27, 2026, 8:18 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c7e50b2258819086ccde4f584dee1c |
completed | March 28, 2026, 2:26 p.m. |
Created at: March 27, 2026, 2:43 p.m.