Triple

T19712010

Position	Surface form	Disambiguated ID	Type / Status
Subject	Nagoya TV Tower	`E473372`	entity
Predicate	owner	`P347`	FINISHED
Object	Nagoya TV Tower Co., Ltd.	`—`	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: Nagoya TV Tower Co., Ltd. | Statement: [Nagoya TV Tower, owner, Nagoya TV Tower Co., Ltd.]

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

Target entity: Nagoya TV Tower Co., Ltd.
Context triple: [Nagoya TV Tower, owner, Nagoya TV Tower Co., Ltd.]

A. Tokyo Tower Co., Ltd.
Tokyo Tower Co., Ltd. is the company responsible for operating and maintaining Tokyo Tower, one of Japan’s most iconic landmarks and tourist attractions.
B. Kyoto Tower Co., Ltd.
Kyoto Tower Co., Ltd. is the company that operates and manages Kyoto Tower and its associated commercial facilities in Kyoto, Japan.
C. Tobu Tower Skytree Co., Ltd.
Tobu Tower Skytree Co., Ltd. is the company that manages and operates Tokyo Skytree and its related observation and commercial facilities in Tokyo, Japan.
D. Nagoya Port Authority
Nagoya Port Authority is the public body responsible for managing and developing the Port of Nagoya, one of Japan’s largest and busiest international trade hubs.
E. Nagoya City Transportation Bureau
The Nagoya City Transportation Bureau is the municipal authority responsible for operating Nagoya’s public transit network, including its subway and bus systems.
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: Nagoya TV Tower Co., Ltd.
Target entity description: Nagoya TV Tower Co., Ltd. is the company responsible for managing and operating the Nagoya TV Tower, a prominent landmark and tourist attraction in Nagoya, Japan.

A. Tokyo Tower Co., Ltd.
Tokyo Tower Co., Ltd. is the company responsible for operating and maintaining Tokyo Tower, one of Japan’s most iconic landmarks and tourist attractions.
B. Kyoto Tower Co., Ltd.
Kyoto Tower Co., Ltd. is the company that operates and manages Kyoto Tower and its associated commercial facilities in Kyoto, Japan.
C. Tobu Tower Skytree Co., Ltd.
Tobu Tower Skytree Co., Ltd. is the company that manages and operates Tokyo Skytree and its related observation and commercial facilities in Tokyo, Japan.
D. Nagoya Port Authority
Nagoya Port Authority is the public body responsible for managing and developing the Port of Nagoya, one of Japan’s largest and busiest international trade hubs.
E. Nagoya City Transportation Bureau
The Nagoya City Transportation Bureau is the municipal authority responsible for operating Nagoya’s public transit network, including its subway and bus systems.
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_69d8e516dd048190a0b6c93ea3e71f58`	completed	April 10, 2026, 11:55 a.m.
NER	Named-entity recognition	`batch_69e64408bde08190aa3bef8516491e03`	completed	April 20, 2026, 3:19 p.m.

Created at: April 10, 2026, 1:46 p.m.