Triple
T21133628
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pretoria Pit disaster (1910) |
E520752
|
entity |
| Predicate | alsoKnownAs |
P39
|
FINISHED |
| Object | Pretoria Pit explosion |
—
|
NE NERFINISHED |
How this triple was built (2 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: Pretoria Pit explosion | Statement: [Pretoria Pit disaster (1910), alsoKnownAs, Pretoria Pit explosion]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pretoria Pit explosion Context triple: [Pretoria Pit disaster (1910), alsoKnownAs, Pretoria Pit explosion]
-
A.
Pretoria Pit disaster (1910)
chosen
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.
-
B.
Hwange Colliery mining operations
Hwange Colliery mining operations are large-scale coal mining and processing activities centered around the Hwange coalfields in western Zimbabwe, supporting both domestic energy needs and regional industrial demand.
-
C.
Moura No. 2 underground mine explosion 1994
The Moura No. 2 underground mine explosion in 1994 was a catastrophic coal mining disaster in Queensland, Australia, that killed 11 miners and led to major reforms in mine safety regulations.
-
D.
Farmington Mine disaster
The Farmington Mine disaster was a 1968 coal mine explosion in Farmington, West Virginia, that killed 78 miners and led to major reforms in U.S. mine safety regulations.
-
E.
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.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (2 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_69e0b50b53048190ae34e8abbe3c5ada |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e7235847948190984c7009ca7f6189 |
completed | April 21, 2026, 7:12 a.m. |
Created at: April 16, 2026, 2:56 p.m.