Triple

T12126689
Position Surface form Disambiguated ID Type / Status
Subject Adelaide–Darwin railway E288826 entity
Predicate operator P179 FINISHED
Object Aurizon
Aurizon is a major Australian rail freight company that operates extensive cargo services across key national routes.
 E965853 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: Aurizon | Statement: [Adelaide–Darwin railway, operator, Aurizon]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Aurizon
Context triple: [Adelaide–Darwin railway, operator, Aurizon]
  • A. Antofagasta plc
    Antofagasta plc is a major Chilean-based mining company primarily focused on copper production, with operations and projects in Chile and other countries.
  • B. Lanco
    Lanco is a small Chilean city located in the Los Ríos Region, known primarily as an agricultural and service center for the surrounding rural area.
  • C. Rio Tinto
    Rio Tinto is a leading global mining and metals company headquartered in the United Kingdom and Australia, known for producing iron ore, aluminum, copper, and other minerals.
  • D. Niquero
    Niquero is a coastal town and municipality in Granma Province, Cuba, known for its historical role in the Cuban Revolution and proximity to important coastal and natural areas.
  • E. Codelco
    Codelco is Chile’s state-owned copper mining company and one of the world’s largest producers of copper.
  • 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: Aurizon
Triple: [Adelaide–Darwin railway, operator, Aurizon]
Generated description
Aurizon is a major Australian rail freight company that operates extensive cargo services across key national routes.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Aurizon
Target entity description: Aurizon is a major Australian rail freight company that operates extensive cargo services across key national routes.
  • A. Antofagasta plc
    Antofagasta plc is a major Chilean-based mining company primarily focused on copper production, with operations and projects in Chile and other countries.
  • B. Lanco
    Lanco is a small Chilean city located in the Los Ríos Region, known primarily as an agricultural and service center for the surrounding rural area.
  • C. Rio Tinto
    Rio Tinto is a leading global mining and metals company headquartered in the United Kingdom and Australia, known for producing iron ore, aluminum, copper, and other minerals.
  • D. Niquero
    Niquero is a coastal town and municipality in Granma Province, Cuba, known for its historical role in the Cuban Revolution and proximity to important coastal and natural areas.
  • E. Codelco
    Codelco is Chile’s state-owned copper mining company and one of the world’s largest producers of copper.
  • 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_69d6ab4b5e4c81909950b17151eb0951 completed April 8, 2026, 7:23 p.m.
NER Named-entity recognition batch_69d9157ce6b88190b16592cc48244db3 completed April 10, 2026, 3:21 p.m.
NED1 Entity disambiguation (via context triple) batch_69f5f688ad2481909d11782c44b3217f completed May 2, 2026, 1:05 p.m.
NEDg Description generation batch_69f5fdebe3fc81909a5bb23a943c3c43 completed May 2, 2026, 1:36 p.m.
NED2 Entity disambiguation (via description) batch_69f5feeaf2e48190995f282b02a9caaf completed May 2, 2026, 1:40 p.m.
Created at: April 8, 2026, 9:49 p.m.