Triple

T21870578

Position	Surface form	Disambiguated ID	Type / Status
Subject	Central Taiwan	`E539989`	entity
Predicate	contains	`P35`	FINISHED
Object	Taichung Basin	`—`	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: Taichung Basin | Statement: [Central Taiwan, contains, Taichung Basin]

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

Target entity: Taichung Basin
Context triple: [Central Taiwan, contains, Taichung Basin]

A. Taipei Basin
The Taipei Basin is a low-lying alluvial plain in northern Taiwan that forms the core of the Taipei metropolitan area, surrounded by mountains and traversed by major rivers such as the Tamsui.
B. Yilan Plain
Yilan Plain is a broad, fertile alluvial plain in northeastern Taiwan known for its rice paddies, wetlands, and surrounding mountain scenery.
C. Taitung Plain
Taitung Plain is a coastal alluvial plain in southeastern Taiwan known for its agricultural landscapes, indigenous cultures, and scenic Pacific shoreline.
D. Linkou Plateau
Linkou Plateau is an elevated tableland in northern Taiwan known for its gently rolling terrain and strategic location between Taipei and Taoyuan.
E. Lau Basin
The Lau Basin is a back-arc basin in the southwest Pacific characterized by active seafloor spreading, hydrothermal vent fields, and complex tectonic interactions between the Pacific and Indo-Australian Plates.
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: Taichung Basin
Target entity description: The Taichung Basin is a lowland geographic region in western Taiwan known for its fertile plains, dense urban development, and role as a major agricultural and economic area.

A. Taipei Basin
The Taipei Basin is a low-lying alluvial plain in northern Taiwan that forms the core of the Taipei metropolitan area, surrounded by mountains and traversed by major rivers such as the Tamsui.
B. Yilan Plain
Yilan Plain is a broad, fertile alluvial plain in northeastern Taiwan known for its rice paddies, wetlands, and surrounding mountain scenery.
C. Taitung Plain
Taitung Plain is a coastal alluvial plain in southeastern Taiwan known for its agricultural landscapes, indigenous cultures, and scenic Pacific shoreline.
D. Linkou Plateau
Linkou Plateau is an elevated tableland in northern Taiwan known for its gently rolling terrain and strategic location between Taipei and Taoyuan.
E. Lau Basin
The Lau Basin is a back-arc basin in the southwest Pacific characterized by active seafloor spreading, hydrothermal vent fields, and complex tectonic interactions between the Pacific and Indo-Australian Plates.
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_69e0c478f59081909d54302b57fc1ce3`	completed	April 16, 2026, 11:14 a.m.
NER	Named-entity recognition	`batch_69f0f33509d08190b33775abb84d5255`	completed	April 28, 2026, 5:49 p.m.

Created at: April 16, 2026, 6:57 p.m.