Triple
T5728320
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kakegawa, Japan |
E126319
|
entity |
| Predicate | servedByRailway |
P848
|
FINISHED |
| Object |
Tenryū Hamanako Line
The Tenryū Hamanako Line is a regional railway in Shizuoka Prefecture, Japan, running along the Tenryū River and Lake Hamana and connecting inland communities with coastal areas.
|
E691545
|
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: Tenryū Hamanako Line | Statement: [Kakegawa, Japan, servedByRailway, Tenryū Hamanako Line]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tenryū Hamanako Line Context triple: [Kakegawa, Japan, servedByRailway, Tenryū Hamanako Line]
-
A.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
B.
Minobu Line
The Minobu Line is a regional railway line in Japan operated by JR Central that connects Fuji in Shizuoka Prefecture with Kōfu in Yamanashi Prefecture, serving communities along the Fuji River.
-
C.
Fukuchiyama Line
The Fukuchiyama Line is a major railway line in Japan operated by JR West that connects urban Osaka with the northern Hyōgo region, serving both commuter and intercity traffic.
-
D.
Kawagoe Line
The Kawagoe Line is a railway line in the Greater Tokyo area of Japan operated by JR East, connecting Kawagoe with surrounding suburban cities and linking to major urban lines.
-
E.
Fukutoshin Line
The Fukutoshin Line is a Tokyo Metro subway line in Tokyo, Japan, connecting major commercial and residential districts such as Shibuya, Shinjuku, and Ikebukuro.
- 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: Tenryū Hamanako Line Triple: [Kakegawa, Japan, servedByRailway, Tenryū Hamanako Line]
Generated description
The Tenryū Hamanako Line is a regional railway in Shizuoka Prefecture, Japan, running along the Tenryū River and Lake Hamana and connecting inland communities with coastal areas.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tenryū Hamanako Line Target entity description: The Tenryū Hamanako Line is a regional railway in Shizuoka Prefecture, Japan, running along the Tenryū River and Lake Hamana and connecting inland communities with coastal areas.
-
A.
Sennichimae Line
The Sennichimae Line is a rapid transit line in Osaka, Japan, forming part of the city’s urban subway network.
-
B.
Minobu Line
The Minobu Line is a regional railway line in Japan operated by JR Central that connects Fuji in Shizuoka Prefecture with Kōfu in Yamanashi Prefecture, serving communities along the Fuji River.
-
C.
Fukuchiyama Line
The Fukuchiyama Line is a major railway line in Japan operated by JR West that connects urban Osaka with the northern Hyōgo region, serving both commuter and intercity traffic.
-
D.
Kawagoe Line
The Kawagoe Line is a railway line in the Greater Tokyo area of Japan operated by JR East, connecting Kawagoe with surrounding suburban cities and linking to major urban lines.
-
E.
Fukutoshin Line
The Fukutoshin Line is a Tokyo Metro subway line in Tokyo, Japan, connecting major commercial and residential districts such as Shibuya, Shinjuku, and Ikebukuro.
- 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_69c0082f723881908ce8bb13a0c0f8b7 |
completed | March 22, 2026, 3:18 p.m. |
| NER | Named-entity recognition | batch_69c0250d5f4c8190a36b43ef5e6c7837 |
completed | March 22, 2026, 5:21 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c98f54f0908190afec4f26e96d8173 |
completed | March 29, 2026, 8:45 p.m. |
| NEDg | Description generation | batch_69c990477ec881909ba48e92ec8ef64f |
completed | March 29, 2026, 8:49 p.m. |
| NED2 | Entity disambiguation (via description) | batch_69c9909f9fac81909a15f09cbb654524 |
completed | March 29, 2026, 8:50 p.m. |
Created at: March 22, 2026, 3:47 p.m.