Triple
T21133621
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Pretoria Pit disaster (1910) |
E520752
|
entity |
| Predicate | memorial |
P501
|
FINISHED |
| Object | Pretoria Pit disaster memorial in Westhoughton |
—
|
NE NERFINISHED |
How this triple was built (3 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 disaster memorial in Westhoughton | Statement: [Pretoria Pit disaster (1910), memorial, Pretoria Pit disaster memorial in Westhoughton]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Pretoria Pit disaster memorial in Westhoughton Context triple: [Pretoria Pit disaster (1910), memorial, Pretoria Pit disaster memorial in Westhoughton]
-
A.
Westhoughton War Memorial
Westhoughton War Memorial is a commemorative monument in Westhoughton, Greater Manchester, honoring local residents who lost their lives in military conflicts.
-
B.
Peterloo Memorial in Manchester
The Peterloo Memorial in Manchester is a public monument commemorating the victims and legacy of the 1819 Peterloo Massacre, symbolizing the struggle for democratic rights and political reform in Britain.
-
C.
Enoch Sontonga Memorial in Johannesburg
The Enoch Sontonga Memorial in Johannesburg is a monument honoring the South African composer of the hymn that became the continentally iconic anthem "Nkosi Sikelel' iAfrika."
-
D.
Worsley coal mines
Worsley coal mines were a major 18th-century English coal mining complex whose development, including the pioneering Bridgewater Canal, played a key role in fueling the early Industrial Revolution.
-
E.
Memorial Park, Padiham
Memorial Park, Padiham is a public park in the Lancashire town of Padiham, England, providing green recreational space and commemorative features for the local community.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Pretoria Pit disaster memorial in Westhoughton Target entity description: The Pretoria Pit disaster memorial in Westhoughton is a commemorative monument honoring the miners who lost their lives in the 1910 coal mine explosion at the Hulton Colliery, one of Britain’s worst mining disasters.
-
A.
Westhoughton War Memorial
Westhoughton War Memorial is a commemorative monument in Westhoughton, Greater Manchester, honoring local residents who lost their lives in military conflicts.
-
B.
Peterloo Memorial in Manchester
The Peterloo Memorial in Manchester is a public monument commemorating the victims and legacy of the 1819 Peterloo Massacre, symbolizing the struggle for democratic rights and political reform in Britain.
-
C.
Enoch Sontonga Memorial in Johannesburg
The Enoch Sontonga Memorial in Johannesburg is a monument honoring the South African composer of the hymn that became the continentally iconic anthem "Nkosi Sikelel' iAfrika."
-
D.
Worsley coal mines
Worsley coal mines were a major 18th-century English coal mining complex whose development, including the pioneering Bridgewater Canal, played a key role in fueling the early Industrial Revolution.
-
E.
Memorial Park, Padiham
Memorial Park, Padiham is a public park in the Lancashire town of Padiham, England, providing green recreational space and commemorative features for the local community.
- F. None of above. chosen
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.