Triple
T16686196
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Tsurumai Park |
E405466
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Nagoya Municipal Subway Tsurumai 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: Nagoya Municipal Subway Tsurumai Line | Statement: [Tsurumai Park, servedBy, Nagoya Municipal Subway Tsurumai Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Nagoya Municipal Subway Tsurumai Line Context triple: [Tsurumai Park, servedBy, Nagoya Municipal Subway Tsurumai Line]
-
A.
Nagoya Subway Tsurumai Line
chosen
The Nagoya Subway Tsurumai Line is a major rapid transit line in Nagoya, Japan, operated by the Nagoya Municipal Subway and serving key urban and suburban areas across the city.
-
B.
Nagoya Municipal Subway Meikō Line
The Nagoya Municipal Subway Meikō Line is a circular subway line in Nagoya, Japan, operated by the Transportation Bureau City of Nagoya, serving coastal and port-area districts including parts of Atsuta-ku.
-
C.
Nagoya Subway Kamiiida Line
The Nagoya Subway Kamiiida Line is a rapid transit line in Nagoya, Japan, operated by the Nagoya Municipal Subway and connecting central Nagoya with the Kamiiida area in Aichi Prefecture.
-
D.
Nagoya Municipal Subway Meijō Line
The Nagoya Municipal Subway Meijō Line is a circular subway line in Nagoya, Japan, forming a loop around the city and connecting major commercial and residential districts.
-
E.
Nagoya Subway Sakura-dori Line
The Nagoya Subway Sakura-dori Line is a major rapid transit line in Nagoya, Japan, running east–west through the city and operated by the Transportation Bureau of the City of Nagoya.
- 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_69d8838c28748190b3f5967c743940ab |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e37ea63b7081908a055036172f9683 |
completed | April 18, 2026, 12:52 p.m. |
Created at: April 10, 2026, 5:19 a.m.