Triple
T6991051
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Kaapvaal Craton |
E162085
|
entity |
| Predicate | contains |
P35
|
FINISHED |
| Object | Vredefort impact structure basement |
E23910
|
NE FINISHED |
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: Vredefort impact structure basement | Statement: [Kaapvaal Craton, contains, Vredefort impact structure basement]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Vredefort impact structure basement Context triple: [Kaapvaal Craton, contains, Vredefort impact structure basement]
-
A.
Vredefort Dome
chosen
Vredefort Dome is the world’s largest and oldest known impact crater, located in South Africa and formed by a massive meteorite strike over two billion years ago.
-
B.
Haughton impact crater
Haughton impact crater is a well-preserved meteorite impact structure on Canada’s Devon Island that serves as a key Mars-analog site for scientific research and astronaut training.
-
C.
Chicxulub impact crater
The Chicxulub impact crater is a massive buried structure in Mexico’s Yucatán Peninsula formed by an asteroid impact widely linked to the mass extinction event that wiped out the non-avian dinosaurs.
-
D.
Sudbury Basin
The Sudbury Basin is a massive ancient impact crater in Ontario, Canada, known as one of the world’s largest and oldest meteorite impact structures and a major mining region rich in nickel and other metals.
-
E.
Barberton Greenstone Belt
The Barberton Greenstone Belt is one of the oldest and best-preserved pieces of Earth’s early continental crust, renowned for its Archean volcanic and sedimentary rocks that provide key evidence about the planet’s early geological and biological history.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
Provenance (3 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_69c68856d7808190ab33ee914640281b |
completed | March 27, 2026, 1:38 p.m. |
| NER | Named-entity recognition | batch_69c6dbc08758819083d36a1fc0463b27 |
completed | March 27, 2026, 7:34 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c761d6ed5481909ccf1650fe6dc747 |
completed | March 28, 2026, 5:06 a.m. |
Created at: March 27, 2026, 2:32 p.m.