Triple
T15739354
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kameyama–Nagoya section |
E381559
|
entity |
| Predicate | hasServiceOperator |
P5884
|
FINISHED |
| Object |
JR Central Kansai Main Line services
JR Central Kansai Main Line services are passenger train operations run by Central Japan Railway Company on the Kansai Main Line, particularly connecting cities in the Kameyama–Nagoya area.
|
E1174154
|
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: JR Central Kansai Main Line services | Statement: [Kameyama–Nagoya section, hasServiceOperator, JR Central Kansai Main Line services]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: JR Central Kansai Main Line services Context triple: [Kameyama–Nagoya section, hasServiceOperator, JR Central Kansai Main Line services]
-
A.
JR West Biwako Line
The JR West Biwako Line is a major railway corridor in Japan’s Kansai region, forming part of the Tōkaidō Main Line and connecting Kyoto and Shiga Prefectures along the shores of Lake Biwa.
-
B.
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.
-
C.
JR Takarazuka Line
The JR Takarazuka Line is a major West Japan Railway Company (JR West) commuter and intercity rail route in the Osaka–Hyōgo area, connecting central Osaka with Takarazuka and beyond.
-
D.
Kintetsu Nagoya Line
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.
-
E.
JR Wakayama Line
The JR Wakayama Line is a regional railway line in Japan operated by JR West that connects Nara Prefecture with Wakayama Prefecture.
- 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: JR Central Kansai Main Line services Triple: [Kameyama–Nagoya section, hasServiceOperator, JR Central Kansai Main Line services]
Generated description
JR Central Kansai Main Line services are passenger train operations run by Central Japan Railway Company on the Kansai Main Line, particularly connecting cities in the Kameyama–Nagoya area.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: JR Central Kansai Main Line services Target entity description: JR Central Kansai Main Line services are passenger train operations run by Central Japan Railway Company on the Kansai Main Line, particularly connecting cities in the Kameyama–Nagoya area.
-
A.
JR West Biwako Line
The JR West Biwako Line is a major railway corridor in Japan’s Kansai region, forming part of the Tōkaidō Main Line and connecting Kyoto and Shiga Prefectures along the shores of Lake Biwa.
-
B.
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.
-
C.
JR Takarazuka Line
The JR Takarazuka Line is a major West Japan Railway Company (JR West) commuter and intercity rail route in the Osaka–Hyōgo area, connecting central Osaka with Takarazuka and beyond.
-
D.
Kintetsu Nagoya Line
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.
-
E.
JR Wakayama Line
The JR Wakayama Line is a regional railway line in Japan operated by JR West that connects Nara Prefecture with Wakayama Prefecture.
- 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_69d86d9cdb648190bf3171be0bd7d872 |
completed | April 10, 2026, 3:25 a.m. |
| NER | Named-entity recognition | batch_69e04fd816308190a297986ee7e5554c |
completed | April 16, 2026, 2:56 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69ff830336248190a8bbd8153dd95daa |
completed | May 9, 2026, 6:54 p.m. |
| NEDg | Description generation | batch_69ff83ca33d08190816130bf2ea735df |
completed | May 9, 2026, 6:58 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69ff846436e48190b711da134c9a3b81 |
completed | May 9, 2026, 7 p.m. |
Created at: April 10, 2026, 4:46 a.m.