Triple

T17401174
Position Surface form Disambiguated ID Type / Status
Subject EastLink E423089 entity
Predicate hasStructure P35 FINISHED
Object Mullum Mullum Tunnel
The Mullum Mullum Tunnel is a twin-road tunnel in Melbourne, Australia, carrying the EastLink tollway beneath the environmentally sensitive Mullum Mullum Creek valley.
E1267879 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: Mullum Mullum Tunnel | Statement: [EastLink, hasStructure, Mullum Mullum Tunnel]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mullum Mullum Tunnel
Context triple: [EastLink, hasStructure, Mullum Mullum Tunnel]
  • A. Murrumbidgee–Eucumbene tunnel
    The Murrumbidgee–Eucumbene tunnel is a major water transfer tunnel in New South Wales that forms part of the Snowy Mountains Scheme, conveying river flows between the Murrumbidgee and Lake Eucumbene for hydroelectric power generation and irrigation.
  • B. Sydney Harbour Tunnel
    The Sydney Harbour Tunnel is an underwater road tunnel in Sydney, Australia, that carries vehicular traffic beneath Sydney Harbour between the central business district and the North Shore.
  • C. Jack Lynch Tunnel
    The Jack Lynch Tunnel is a major underwater road tunnel in Cork, Ireland, carrying vehicular traffic beneath the River Lee estuary as part of the city’s ring road network.
  • D. Greywell Tunnel
    Greywell Tunnel is a disused, bat-inhabited canal tunnel in Hampshire, England, notable as the former western terminus of the Basingstoke Canal and a protected wildlife site.
  • E. Melbourne Causeway
    The Melbourne Causeway is a major bridge and roadway in Florida that spans the Indian River Lagoon, connecting the city of Melbourne on the mainland to the barrier island communities along the Atlantic coast.
  • 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: Mullum Mullum Tunnel
Triple: [EastLink, hasStructure, Mullum Mullum Tunnel]
Generated description
The Mullum Mullum Tunnel is a twin-road tunnel in Melbourne, Australia, carrying the EastLink tollway beneath the environmentally sensitive Mullum Mullum Creek valley.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mullum Mullum Tunnel
Target entity description: The Mullum Mullum Tunnel is a twin-road tunnel in Melbourne, Australia, carrying the EastLink tollway beneath the environmentally sensitive Mullum Mullum Creek valley.
  • A. Murrumbidgee–Eucumbene tunnel
    The Murrumbidgee–Eucumbene tunnel is a major water transfer tunnel in New South Wales that forms part of the Snowy Mountains Scheme, conveying river flows between the Murrumbidgee and Lake Eucumbene for hydroelectric power generation and irrigation.
  • B. Sydney Harbour Tunnel
    The Sydney Harbour Tunnel is an underwater road tunnel in Sydney, Australia, that carries vehicular traffic beneath Sydney Harbour between the central business district and the North Shore.
  • C. Jack Lynch Tunnel
    The Jack Lynch Tunnel is a major underwater road tunnel in Cork, Ireland, carrying vehicular traffic beneath the River Lee estuary as part of the city’s ring road network.
  • D. Greywell Tunnel
    Greywell Tunnel is a disused, bat-inhabited canal tunnel in Hampshire, England, notable as the former western terminus of the Basingstoke Canal and a protected wildlife site.
  • E. Melbourne Causeway
    The Melbourne Causeway is a major bridge and roadway in Florida that spans the Indian River Lagoon, connecting the city of Melbourne on the mainland to the barrier island communities along the Atlantic coast.
  • 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_69d889d710288190bf0f4762801fefae completed April 10, 2026, 5:25 a.m.
NER Named-entity recognition batch_69e43ac126788190b51323bde3c9ba69 completed April 19, 2026, 2:15 a.m.
NED1 Entity disambiguation (via context triple) batch_6a01a7f5186c8190bdad27acf3c62a6a completed May 11, 2026, 9:57 a.m.
NEDg Description generation batch_6a01aaa3bab48190ab62550800dcdf8c completed May 11, 2026, 10:08 a.m.
NED2 Entity disambiguation (via description) batch_6a01abc00cf08190b5dad64d9ce0f656 completed May 11, 2026, 10:13 a.m.
Created at: April 10, 2026, 5:45 a.m.