Triple

T16955188
Position Surface form Disambiguated ID Type / Status
Subject Mount Kembla E411281 entity
Predicate knownFor P22 FINISHED
Object Mount Kembla mining disaster
The Mount Kembla mining disaster was a catastrophic 1902 coal mine explosion in New South Wales, Australia, that killed 96 people and remains one of the country’s worst industrial accidents.
E1242296 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: Mount Kembla mining disaster | Statement: [Mount Kembla, knownFor, Mount Kembla mining disaster]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Mount Kembla mining disaster
Context triple: [Mount Kembla, knownFor, Mount Kembla mining disaster]
  • A. Argonaut Mine disaster
    The Argonaut Mine disaster was a 1922 gold mine fire in Jackson, California, that killed 47 miners and became one of the deadliest hard-rock mining accidents in U.S. history.
  • B. Pretoria Pit disaster (1910)
    The Pretoria Pit disaster (1910) was a catastrophic coal mining explosion in Lancashire, England, that killed over 300 miners and became one of Britain’s worst mining tragedies.
  • C. 1953 Tangiwai disaster
    The 1953 Tangiwai disaster was one of New Zealand’s worst railway tragedies, in which a passenger train plunged into the Whangaehu River after a lahar destroyed the Tangiwai rail bridge on Christmas Eve.
  • D. Ravensdale mine explosion of 1915
    The Ravensdale mine explosion of 1915 was a deadly coal mine disaster in Ravensdale, Washington, that killed dozens of miners and devastated the local community.
  • E. Speculator Mine disaster
    The Speculator Mine disaster was a catastrophic 1917 underground fire in Butte, Montana, that killed 168 miners and became one of the deadliest hard rock mining accidents in U.S. history.
  • 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: Mount Kembla mining disaster
Triple: [Mount Kembla, knownFor, Mount Kembla mining disaster]
Generated description
The Mount Kembla mining disaster was a catastrophic 1902 coal mine explosion in New South Wales, Australia, that killed 96 people and remains one of the country’s worst industrial accidents.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Mount Kembla mining disaster
Target entity description: The Mount Kembla mining disaster was a catastrophic 1902 coal mine explosion in New South Wales, Australia, that killed 96 people and remains one of the country’s worst industrial accidents.
  • A. Argonaut Mine disaster
    The Argonaut Mine disaster was a 1922 gold mine fire in Jackson, California, that killed 47 miners and became one of the deadliest hard-rock mining accidents in U.S. history.
  • B. Pretoria Pit disaster (1910)
    The Pretoria Pit disaster (1910) was a catastrophic coal mining explosion in Lancashire, England, that killed over 300 miners and became one of Britain’s worst mining tragedies.
  • C. 1953 Tangiwai disaster
    The 1953 Tangiwai disaster was one of New Zealand’s worst railway tragedies, in which a passenger train plunged into the Whangaehu River after a lahar destroyed the Tangiwai rail bridge on Christmas Eve.
  • D. Ravensdale mine explosion of 1915
    The Ravensdale mine explosion of 1915 was a deadly coal mine disaster in Ravensdale, Washington, that killed dozens of miners and devastated the local community.
  • E. Speculator Mine disaster
    The Speculator Mine disaster was a catastrophic 1917 underground fire in Butte, Montana, that killed 168 miners and became one of the deadliest hard rock mining accidents in U.S. history.
  • 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_69d886c9c9d481909afe222093641cae completed April 10, 2026, 5:12 a.m.
NER Named-entity recognition batch_69e3d01bb700819082a441c124be3cb6 completed April 18, 2026, 6:40 p.m.
NED1 Entity disambiguation (via context triple) batch_6a00d464762c8190a734ffdd83633f70 completed May 10, 2026, 6:54 p.m.
NEDg Description generation batch_6a00d53422408190ba91624194333c13 completed May 10, 2026, 6:57 p.m.
NED2 Entity disambiguation (via description) batch_6a00d5b57a988190abd768b4b5097e45 completed May 10, 2026, 7 p.m.
Created at: April 10, 2026, 5:31 a.m.