Triple
T19121846
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Mercia Mudstone Group |
E468064
|
entity |
| Predicate | overlies |
P6130
|
FINISHED |
| Object | Sherwood Sandstone Group |
—
|
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: Sherwood Sandstone Group | Statement: [Mercia Mudstone Group, overlies, Sherwood Sandstone Group]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sherwood Sandstone Group Context triple: [Mercia Mudstone Group, overlies, Sherwood Sandstone Group]
-
A.
Sherwood Sandstone Group
chosen
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.
-
B.
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.
-
C.
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.
-
D.
Minchinbury Sandstone
Minchinbury Sandstone is a geological rock unit within the Sydney Basin of New South Wales, Australia, known for its fine- to medium-grained sedimentary sandstone deposits.
-
E.
Wenlock Limestone Formation
The Wenlock Limestone Formation is a Silurian-age marine sedimentary rock unit in the Welsh Borderlands of England, renowned for its rich fossil content and prominent exposure at Wenlock Edge.
- 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_69d8dd06a26481908039e2a1bae8c597 |
completed | April 10, 2026, 11:20 a.m. |
| NER | Named-entity recognition | batch_69e5e3c9dfcc819090f8424608892cb3 |
completed | April 20, 2026, 8:28 a.m. |
Created at: April 10, 2026, 12:05 p.m.