Triple

T20439654

Position	Surface form	Disambiguated ID	Type / Status
Subject	Narrows Bridge	`E501349`	entity
Predicate	near	`P350`	FINISHED
Object	Perth Water	`—`	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: Perth Water | Statement: [Narrows Bridge, near, Perth Water]

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

Target entity: Perth Water
Context triple: [Narrows Bridge, near, Perth Water]

A. Melbourne Water
Melbourne Water is a Victorian government-owned statutory authority responsible for managing Melbourne’s major water resources, including water supply, sewage treatment, and key waterways.
B. Lachlan Valley Water
Lachlan Valley Water is a regional water management authority responsible for overseeing water resources and catchment health in the Lachlan River valley of New South Wales, Australia.
C. Canning Basin
The Canning Basin is a large sedimentary basin in northwestern Australia known for its significant petroleum and mineral resources.
D. Perth Integrated Water Supply Scheme
The Perth Integrated Water Supply Scheme is the major system that sources, treats, and distributes potable water to Perth and surrounding regions in Western Australia.
E. Mount Isa Water Board
Mount Isa Water Board is a statutory authority responsible for managing and supplying bulk water services to the Mount Isa region in Queensland, Australia.
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: Perth Water
Target entity description: Perth Water is a broad, picturesque section of the Swan River in central Perth, Western Australia, bordered by the city’s central business district and popular riverside parks.

A. Melbourne Water
Melbourne Water is a Victorian government-owned statutory authority responsible for managing Melbourne’s major water resources, including water supply, sewage treatment, and key waterways.
B. Lachlan Valley Water
Lachlan Valley Water is a regional water management authority responsible for overseeing water resources and catchment health in the Lachlan River valley of New South Wales, Australia.
C. Canning Basin
The Canning Basin is a large sedimentary basin in northwestern Australia known for its significant petroleum and mineral resources.
D. Perth Integrated Water Supply Scheme
The Perth Integrated Water Supply Scheme is the major system that sources, treats, and distributes potable water to Perth and surrounding regions in Western Australia.
E. Mount Isa Water Board
Mount Isa Water Board is a statutory authority responsible for managing and supplying bulk water services to the Mount Isa region in Queensland, Australia.
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_69e0b4ab3cfc8190ac9bf32e932316b1`	completed	April 16, 2026, 10:06 a.m.
NER	Named-entity recognition	`batch_69e685f20fe08190b9370b523a20153d`	completed	April 20, 2026, 8 p.m.

Created at: April 16, 2026, 11:31 a.m.