Triple

T20400221

Position	Surface form	Disambiguated ID	Type / Status
Subject	Perfume River bridges	`E500310`	entity
Predicate	hasPart	`P35`	FINISHED
Object	Dã Viên 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: Dã Viên Bridge | Statement: [Perfume River bridges, hasPart, Dã Viên Bridge]

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

Target entity: Dã Viên Bridge
Context triple: [Perfume River bridges, hasPart, Dã Viên Bridge]

A. Cau-Cau Bridge
Cau-Cau Bridge is a bascule bridge in Valdivia, Chile, known for its troubled construction history and long delays before becoming operational.
B. Phu My Bridge
Phu My Bridge is a major cable-stayed bridge in Ho Chi Minh City, Vietnam, that spans the Saigon River and serves as a key transportation link in the city’s southern area.
C. Hiền Lương Bridge
Hiền Lương Bridge is a historic bridge over the Bến Hải River in central Vietnam, famously known for marking the division between North and South Vietnam during the Vietnam War.
D. Can Tho Bridge
Can Tho Bridge is a major cable-stayed bridge in southern Vietnam that spans the Hau River, significantly improving transportation links in the Mekong Delta region.
E. Nguyen Van Troi Bridge
Nguyen Van Troi Bridge is a historic road bridge in Da Nang, Vietnam, spanning the Han River and known for its distinctive steel-arch design and role as an important local traffic route.
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: Dã Viên Bridge
Target entity description: Dã Viên Bridge is a notable bridge in Huế, Vietnam, spanning the Perfume River and contributing to the city’s historic riverside landscape.

A. Cau-Cau Bridge
Cau-Cau Bridge is a bascule bridge in Valdivia, Chile, known for its troubled construction history and long delays before becoming operational.
B. Phu My Bridge
Phu My Bridge is a major cable-stayed bridge in Ho Chi Minh City, Vietnam, that spans the Saigon River and serves as a key transportation link in the city’s southern area.
C. Hiền Lương Bridge
Hiền Lương Bridge is a historic bridge over the Bến Hải River in central Vietnam, famously known for marking the division between North and South Vietnam during the Vietnam War.
D. Can Tho Bridge
Can Tho Bridge is a major cable-stayed bridge in southern Vietnam that spans the Hau River, significantly improving transportation links in the Mekong Delta region.
E. Nguyen Van Troi Bridge
Nguyen Van Troi Bridge is a historic road bridge in Da Nang, Vietnam, spanning the Han River and known for its distinctive steel-arch design and role as an important local traffic route.
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_69e0b4a81bec8190b69adfdc1336a015`	completed	April 16, 2026, 10:06 a.m.
NER	Named-entity recognition	`batch_69e6798db79c819085e3a2526538726f`	completed	April 20, 2026, 7:07 p.m.

Created at: April 16, 2026, 11:29 a.m.