Triple

T9636552

Position	Surface form	Disambiguated ID	Type / Status
Subject	Transport for NSW	`E232946`	entity
Predicate	formedByMergerOf	`P77`	FINISHED
Object	RailCorp (policy and planning functions) RailCorp (policy and planning functions) was the New South Wales government rail agency responsible for strategic rail policy development and network planning prior to its functions being absorbed into Transport for NSW.	`E811578`	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: RailCorp (policy and planning functions) | Statement: [Transport for NSW, formedByMergerOf, RailCorp (policy and planning functions)]

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

Target entity: RailCorp (policy and planning functions)
Context triple: [Transport for NSW, formedByMergerOf, RailCorp (policy and planning functions)]

A. Australian Rail Track Corporation
The Australian Rail Track Corporation is a government-owned company responsible for managing and maintaining much of Australia's interstate rail network, including key freight and passenger corridors.
B. Inland Rail Pty Ltd
Inland Rail Pty Ltd is a subsidiary company responsible for developing and delivering Australia’s major Inland Rail freight corridor project.
C. Strategic Rail Authority
The Strategic Rail Authority was a UK government body responsible for overseeing and planning the country’s passenger rail services and franchises in the late 1990s and early 2000s.
D. Victorian Railways
Victorian Railways was the former state-owned railway operator in Victoria, Australia, responsible for running most of the state's passenger and freight train services for much of the 19th and 20th centuries.
E. Office of the National Rail Safety Regulator
The Office of the National Rail Safety Regulator is an Australian government body responsible for overseeing and enforcing rail safety standards across the country’s rail networks.
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: RailCorp (policy and planning functions)
Triple: [Transport for NSW, formedByMergerOf, RailCorp (policy and planning functions)]

Generated description

RailCorp (policy and planning functions) was the New South Wales government rail agency responsible for strategic rail policy development and network planning prior to its functions being absorbed into Transport for NSW.

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

Target entity: RailCorp (policy and planning functions)
Target entity description: RailCorp (policy and planning functions) was the New South Wales government rail agency responsible for strategic rail policy development and network planning prior to its functions being absorbed into Transport for NSW.

A. Australian Rail Track Corporation
The Australian Rail Track Corporation is a government-owned company responsible for managing and maintaining much of Australia's interstate rail network, including key freight and passenger corridors.
B. Inland Rail Pty Ltd
Inland Rail Pty Ltd is a subsidiary company responsible for developing and delivering Australia’s major Inland Rail freight corridor project.
C. Strategic Rail Authority
The Strategic Rail Authority was a UK government body responsible for overseeing and planning the country’s passenger rail services and franchises in the late 1990s and early 2000s.
D. Victorian Railways
Victorian Railways was the former state-owned railway operator in Victoria, Australia, responsible for running most of the state's passenger and freight train services for much of the 19th and 20th centuries.
E. Office of the National Rail Safety Regulator
The Office of the National Rail Safety Regulator is an Australian government body responsible for overseeing and enforcing rail safety standards across the country’s rail networks.
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_69ca848940cc8190b97cec654cb3bb4a`	completed	March 30, 2026, 2:11 p.m.
NER	Named-entity recognition	`batch_69cd9b5045cc8190ab717f42d803e010`	completed	April 1, 2026, 10:25 p.m.
NED1	Entity disambiguation (via context triple)	`batch_69d1823e32c48190a442b77a0f7c8180`	completed	April 4, 2026, 9:27 p.m.
NEDg	Description generation	`batch_69d18393656c81908821ae0d7af83a57`	completed	April 4, 2026, 9:33 p.m.
NED2	Entity disambiguation (via description)	`batch_69d183f733cc8190bbb69c035c1d397a`	completed	April 4, 2026, 9:34 p.m.

Created at: March 30, 2026, 8:11 p.m.