Triple
T22598534
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Table Mountain Sandstone |
E574749
|
entity |
| Predicate | overlies |
P6130
|
FINISHED |
| Object | Malmesbury Group |
—
|
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: Malmesbury Group | Statement: [Table Mountain Sandstone, overlies, Malmesbury Group]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Malmesbury Group Context triple: [Table Mountain Sandstone, overlies, Malmesbury Group]
-
A.
Purbeck Group
The Purbeck Group is a geological rock formation in southern England dating from the latest Jurassic to early Cretaceous, known for its limestones, shales, and fossil-rich deposits.
-
B.
Mercia Mudstone Group
The Mercia Mudstone Group is a thick sequence of predominantly red mudstones and siltstones of Triassic age widely distributed across parts of the UK, forming an important component of its subsurface geology.
-
C.
Wealden Supergroup
The Wealden Supergroup is a sequence of Early Cretaceous sedimentary rocks in southern England and parts of Europe, renowned for its rich dinosaur fossil record including numerous Iguanodon remains.
-
D.
Wessex Formation
The Wessex Formation is an Early Cretaceous geological formation in southern England renowned for its rich assemblage of dinosaur fossils, including numerous ornithopods and theropods.
-
E.
Sherwood Sandstone Group
The Sherwood Sandstone Group is a major Triassic sandstone rock sequence in the UK, notable as an important aquifer and hydrocarbon reservoir across several sedimentary basins.
- 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: Malmesbury Group Target entity description: The Malmesbury Group is a Precambrian metasedimentary rock sequence in the Western Cape of South Africa, forming the low-grade metamorphic basement beneath the Cape Fold Belt.
-
A.
Purbeck Group
The Purbeck Group is a geological rock formation in southern England dating from the latest Jurassic to early Cretaceous, known for its limestones, shales, and fossil-rich deposits.
-
B.
Mercia Mudstone Group
The Mercia Mudstone Group is a thick sequence of predominantly red mudstones and siltstones of Triassic age widely distributed across parts of the UK, forming an important component of its subsurface geology.
-
C.
Wealden Supergroup
The Wealden Supergroup is a sequence of Early Cretaceous sedimentary rocks in southern England and parts of Europe, renowned for its rich dinosaur fossil record including numerous Iguanodon remains.
-
D.
Wessex Formation
The Wessex Formation is an Early Cretaceous geological formation in southern England renowned for its rich assemblage of dinosaur fossils, including numerous ornithopods and theropods.
-
E.
Sherwood Sandstone Group
The Sherwood Sandstone Group is a major Triassic sandstone rock sequence in the UK, notable as an important aquifer and hydrocarbon reservoir across several sedimentary basins.
- 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_69e245bc11308190b69d794d5d1e0bb6 |
completed | April 17, 2026, 2:37 p.m. |
| NER | Named-entity recognition | batch_69f1626aa0808190a43e65f6aaabfeb4 |
completed | April 29, 2026, 1:44 a.m. |
Created at: April 17, 2026, 2:50 p.m.