Triple
T3040081
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Nagoya Station |
E83103
|
entity |
| Predicate | servedBy |
P82
|
FINISHED |
| Object | Kintetsu Nagoya Line |
E287239
|
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: Kintetsu Nagoya Line | Statement: [Nagoya Station, servedBy, Kintetsu Nagoya Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kintetsu Nagoya Line Context triple: [Nagoya Station, servedBy, Kintetsu Nagoya Line]
-
A.
Kintetsu Nagoya Line
chosen
The Kintetsu Nagoya Line is a major private railway line in Japan connecting Nagoya with cities in Mie Prefecture, serving as an important commuter and intercity route.
-
B.
JR Saikyo Line
The JR Saikyo Line is a major commuter rail line in the Tokyo metropolitan area operated by JR East, connecting central Tokyo with Saitama Prefecture and serving key hubs such as Shibuya and Shinjuku.
-
C.
Kintetsu Osaka Line
The Kintetsu Osaka Line is a major private railway line in Japan connecting Osaka with cities in Nara and Mie Prefectures, serving as an important commuter and intercity route in the Kansai region.
-
D.
Nagoya Municipal Subway
Nagoya Municipal Subway is the rapid transit system serving the city of Nagoya, Japan, forming the core of its urban public transportation network.
-
E.
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.
- 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_69ad9b59fea8819091796e30812df9c5 |
completed | March 8, 2026, 3:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b57f0432e081908110ede1c2b7a54a |
completed | March 14, 2026, 3:30 p.m. |
Created at: March 8, 2026, 3:01 p.m.