Triple

T11685756

Position	Surface form	Disambiguated ID	Type / Status
Subject	Kyushu Railway Company	`E277737`	entity
Predicate	operatesLine	`P15252`	FINISHED
Object	Sasebo Line	`—`	NE NERFINISHED

How this triple was built (3 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: Sasebo Line | Statement: [Kyushu Railway Company, operatesLine, Sasebo Line]

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Sasebo Line
Context triple: [Kyushu Railway Company, operatesLine, Sasebo Line]

A. Kaigan Line
The Kaigan Line is a subway line in Kobe, Japan, forming part of the Kobe Municipal Subway network and serving coastal and central urban areas.
B. Takashinohama Line
The Takashinohama Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passenger traffic.
C. Katamachi Line
The Katamachi Line, also known as the Gakkentoshi Line, is a major commuter rail line in the Osaka–Kyoto region of Japan operated by JR West, connecting urban centers with suburban and residential areas.
D. Nambu Line
The Nambu Line is a railway line in the Tokyo metropolitan area of Japan operated by JR East, connecting Kawasaki in Kanagawa Prefecture with Tachikawa in western Tokyo and serving as a key commuter route.
E. Sekisho Line
The Sekisho Line is a railway line in Hokkaido, Japan, providing a key inland route that connects the Sapporo area with eastern Hokkaido.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Sasebo Line
Target entity description: The Sasebo Line is a regional railway route in Japan’s Kyushu region connecting key cities and towns in Nagasaki and Saga Prefectures.

A. Kaigan Line
The Kaigan Line is a subway line in Kobe, Japan, forming part of the Kobe Municipal Subway network and serving coastal and central urban areas.
B. Takashinohama Line
The Takashinohama Line is a short commuter railway line in Osaka Prefecture, Japan, operated by Nankai Electric Railway and serving local passenger traffic.
C. Katamachi Line
The Katamachi Line, also known as the Gakkentoshi Line, is a major commuter rail line in the Osaka–Kyoto region of Japan operated by JR West, connecting urban centers with suburban and residential areas.
D. Nambu Line
The Nambu Line is a railway line in the Tokyo metropolitan area of Japan operated by JR East, connecting Kawasaki in Kanagawa Prefecture with Tachikawa in western Tokyo and serving as a key commuter route.
E. Sekisho Line
The Sekisho Line is a railway line in Hokkaido, Japan, providing a key inland route that connects the Sapporo area with eastern Hokkaido.
F. None of above. chosen

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_69d6aafe02d881909900d54ad7d4af84`	completed	April 8, 2026, 7:22 p.m.
NER	Named-entity recognition	`batch_69d8a463f6448190a4c8e1651a2bd905`	completed	April 10, 2026, 7:19 a.m.

Created at: April 8, 2026, 9:40 p.m.