Triple

T14685402

Position	Surface form	Disambiguated ID	Type / Status
Subject	CountryLink	`E344895`	entity
Predicate	operatedRoute	`P18593`	FINISHED
Object	Sydney–Canberra rail corridor The Sydney–Canberra rail corridor is a key intercity railway line in New South Wales and the Australian Capital Territory that links Australia’s largest city with the national capital.	`E1129363`	NE FINISHED

How this triple was built (4 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: Sydney–Canberra rail corridor | Statement: [CountryLink, operatedRoute, Sydney–Canberra rail corridor]

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

Target entity: Sydney–Canberra rail corridor
Context triple: [CountryLink, operatedRoute, Sydney–Canberra rail corridor]

A. Sydney–Brisbane rail corridor
The Sydney–Brisbane rail corridor is a major intercity railway line along Australia’s east coast that connects the cities of Sydney in New South Wales and Brisbane in Queensland, serving numerous regional towns along the route.
B. Sydney–Griffith rail corridor
The Sydney–Griffith rail corridor is a regional passenger railway line in New South Wales, Australia, linking Sydney with the Riverina town of Griffith.
C. Sydney–Melbourne rail corridor
The Sydney–Melbourne rail corridor is a major intercity railway route linking Australia’s two largest cities and serving as a key passenger and freight transport spine in southeastern Australia.
D. Sydney–Newcastle rail corridor
The Sydney–Newcastle rail corridor is a major intercity railway line in New South Wales, Australia, linking Sydney with the coastal city of Newcastle and serving numerous commuter and regional services along the route.
E. Sydney–Dubbo rail corridor
The Sydney–Dubbo rail corridor is a regional passenger rail line in New South Wales, Australia, linking the state capital Sydney with the inland city of Dubbo across the Central West.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NEDg Description generation gpt-5.1

Instruction

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Input

Entity: Sydney–Canberra rail corridor
Triple: [CountryLink, operatedRoute, Sydney–Canberra rail corridor]

Generated description

The Sydney–Canberra rail corridor is a key intercity railway line in New South Wales and the Australian Capital Territory that links Australia’s largest city with the national capital.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Sydney–Canberra rail corridor
Target entity description: The Sydney–Canberra rail corridor is a key intercity railway line in New South Wales and the Australian Capital Territory that links Australia’s largest city with the national capital.

A. Sydney–Brisbane rail corridor
The Sydney–Brisbane rail corridor is a major intercity railway line along Australia’s east coast that connects the cities of Sydney in New South Wales and Brisbane in Queensland, serving numerous regional towns along the route.
B. Sydney–Griffith rail corridor
The Sydney–Griffith rail corridor is a regional passenger railway line in New South Wales, Australia, linking Sydney with the Riverina town of Griffith.
C. Sydney–Melbourne rail corridor
The Sydney–Melbourne rail corridor is a major intercity railway route linking Australia’s two largest cities and serving as a key passenger and freight transport spine in southeastern Australia.
D. Sydney–Newcastle rail corridor
The Sydney–Newcastle rail corridor is a major intercity railway line in New South Wales, Australia, linking Sydney with the coastal city of Newcastle and serving numerous commuter and regional services along the route.
E. Sydney–Dubbo rail corridor
The Sydney–Dubbo rail corridor is a regional passenger rail line in New South Wales, Australia, linking the state capital Sydney with the inland city of Dubbo across the Central West.
F. None of above. chosen

Provenance (5 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_69d822e34b348190ada4d1cdb6c7c226`	completed	April 9, 2026, 10:06 p.m.
NER	Named-entity recognition	`batch_69deb56bdb8081909ff86440ba20fb1f`	completed	April 14, 2026, 9:45 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69fe8bc289f88190819c2e93c0f816a7`	completed	May 9, 2026, 1:20 a.m.
NEDg	Description generation	`batch_69fe8d841c8081909a0e5434920153ad`	completed	May 9, 2026, 1:27 a.m.
NED2	Entity disambiguation (via description)	`batch_69fe8ddd97008190ba60258aaf6550e8`	completed	May 9, 2026, 1:29 a.m.

Created at: April 10, 2026, 1:28 a.m.