Triple

T20051561

Position	Surface form	Disambiguated ID	Type / Status
Subject	Seongdong District	`E499210`	entity
Predicate	hasLandmark	`P105`	FINISHED
Object	Yeongdong Bridge	`—`	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: Yeongdong Bridge | Statement: [Seongdong District, hasLandmark, Yeongdong Bridge]

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

Target entity: Yeongdong Bridge
Context triple: [Seongdong District, hasLandmark, Yeongdong Bridge]

A. Dongho Bridge
Dongho Bridge is a major road bridge in Seoul, South Korea, carrying traffic across the Han River and connecting key districts of the city.
B. Seongsu Bridge
Seongsu Bridge is a major road bridge in Seoul, South Korea, known both for its role in connecting districts across the Han River and for its infamous 1994 collapse and subsequent reconstruction.
C. Ahn Jung-geun Bridge
Ahn Jung-geun Bridge is a memorial bridge in South Korea named in honor of independence activist Ahn Jung-geun, recognizing his role in the Korean resistance against Japanese colonial rule.
D. Seogang Bridge
Seogang Bridge is a major road bridge in Seoul, South Korea, spanning the Han River and linking Yeouido Island with the northwestern part of the city.
E. Gwangan Bridge
Gwangan Bridge is a prominent suspension bridge in Busan, South Korea, famed for its panoramic coastal views and colorful nighttime LED illuminations.
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: Yeongdong Bridge
Target entity description: Yeongdong Bridge is a major road bridge spanning the Han River in Seoul, South Korea, connecting key districts in the eastern part of the city.

A. Dongho Bridge
Dongho Bridge is a major road bridge in Seoul, South Korea, carrying traffic across the Han River and connecting key districts of the city.
B. Seongsu Bridge
Seongsu Bridge is a major road bridge in Seoul, South Korea, known both for its role in connecting districts across the Han River and for its infamous 1994 collapse and subsequent reconstruction.
C. Ahn Jung-geun Bridge
Ahn Jung-geun Bridge is a memorial bridge in South Korea named in honor of independence activist Ahn Jung-geun, recognizing his role in the Korean resistance against Japanese colonial rule.
D. Seogang Bridge
Seogang Bridge is a major road bridge in Seoul, South Korea, spanning the Han River and linking Yeouido Island with the northwestern part of the city.
E. Gwangan Bridge
Gwangan Bridge is a prominent suspension bridge in Busan, South Korea, famed for its panoramic coastal views and colorful nighttime LED illuminations.
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_69da6276bcf48190aabbf279192a5fb4`	completed	April 11, 2026, 3:02 p.m.
NER	Named-entity recognition	`batch_69e6632ee4d48190b9de3a1efa064492`	completed	April 20, 2026, 5:32 p.m.

Created at: April 11, 2026, 3:38 p.m.