Triple

T14747376

Position	Surface form	Disambiguated ID	Type / Status
Subject	South Australian rail network	`E346507`	entity
Predicate	includesCorridor	`P5520`	FINISHED
Object	Adelaide–Port Augusta railway line The Adelaide–Port Augusta railway line is a major standard-gauge rail corridor in South Australia linking the state capital Adelaide with the regional city and rail hub of Port Augusta, forming a key part of interstate and freight routes.	`E1118629`	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: Adelaide–Port Augusta railway line | Statement: [South Australian rail network, includesCorridor, Adelaide–Port Augusta railway line]

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

Target entity: Adelaide–Port Augusta railway line
Context triple: [South Australian rail network, includesCorridor, Adelaide–Port Augusta railway line]

A. Gawler railway line
The Gawler railway line is a suburban rail corridor in Adelaide, South Australia, connecting the city centre with northern suburbs including Elizabeth and the town of Gawler.
B. Adelaide–Melbourne railway
The Adelaide–Melbourne railway is a major interstate rail corridor in Australia that links the capitals of South Australia and Victoria, carrying both passenger and freight services across the region.
C. Adelaide–Darwin railway
The Adelaide–Darwin railway is a north–south transcontinental rail line in Australia that links the southern city of Adelaide with the northern port of Darwin, traversing the country’s central outback.
D. Deniliquin railway line
The Deniliquin railway line is a regional rail route in New South Wales, Australia, that connects the town of Deniliquin to the broader rail network, primarily serving freight and local transport needs.
E. Swan Hill line
The Swan Hill line is a regional railway corridor in Victoria, Australia, providing passenger and freight services between Melbourne and the town of Swan Hill.
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: Adelaide–Port Augusta railway line
Triple: [South Australian rail network, includesCorridor, Adelaide–Port Augusta railway line]

Generated description

The Adelaide–Port Augusta railway line is a major standard-gauge rail corridor in South Australia linking the state capital Adelaide with the regional city and rail hub of Port Augusta, forming a key part of interstate and freight routes.

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

Target entity: Adelaide–Port Augusta railway line
Target entity description: The Adelaide–Port Augusta railway line is a major standard-gauge rail corridor in South Australia linking the state capital Adelaide with the regional city and rail hub of Port Augusta, forming a key part of interstate and freight routes.

A. Gawler railway line
The Gawler railway line is a suburban rail corridor in Adelaide, South Australia, connecting the city centre with northern suburbs including Elizabeth and the town of Gawler.
B. Adelaide–Melbourne railway
The Adelaide–Melbourne railway is a major interstate rail corridor in Australia that links the capitals of South Australia and Victoria, carrying both passenger and freight services across the region.
C. Adelaide–Darwin railway
The Adelaide–Darwin railway is a north–south transcontinental rail line in Australia that links the southern city of Adelaide with the northern port of Darwin, traversing the country’s central outback.
D. Deniliquin railway line
The Deniliquin railway line is a regional rail route in New South Wales, Australia, that connects the town of Deniliquin to the broader rail network, primarily serving freight and local transport needs.
E. Swan Hill line
The Swan Hill line is a regional railway corridor in Victoria, Australia, providing passenger and freight services between Melbourne and the town of Swan Hill.
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_69d822e6f1c88190bc494d491a907114`	completed	April 9, 2026, 10:06 p.m.
NER	Named-entity recognition	`batch_69dec7d116e88190828b163b18d80f68`	completed	April 14, 2026, 11:03 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69fe0ce843a481908f376172d4a8b70a`	completed	May 8, 2026, 4:18 p.m.
NEDg	Description generation	`batch_69fe13669908819092e555eaa85a5e8c`	completed	May 8, 2026, 4:46 p.m.
NED2	Entity disambiguation (via description)	`batch_69fe13e4d464819093d796629ae593e8`	completed	May 8, 2026, 4:48 p.m.

Created at: April 10, 2026, 1:30 a.m.