Triple
T20627493
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Bargate stone |
E506856
|
entity |
| Predicate | formation |
P654
|
FINISHED |
| Object | Lower Greensand 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: Lower Greensand Group | Statement: [Bargate stone, formation, Lower Greensand Group]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Lower Greensand Group Context triple: [Bargate stone, formation, Lower Greensand Group]
-
A.
Lower Greensand Group
chosen
The Lower Greensand Group is a Lower Cretaceous sedimentary rock formation in southern England, notable for its sandstones, ironstones, and building stones such as Kentish ragstone.
-
B.
Lower Greensand
Lower Greensand is an Early Cretaceous sedimentary rock formation in southern England, notable for its glauconite-rich sands and important role in regional geology and landscape.
-
C.
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.
-
D.
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.
-
E.
Atherfield Clay Formation
The Atherfield Clay Formation is an Early Cretaceous marine sedimentary rock unit in southern England, notable for its fossil-rich clays that record ancient shallow sea environments.
- 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_69e0b4bd4a0081908d4e97a590a33fb2 |
completed | April 16, 2026, 10:06 a.m. |
| NER | Named-entity recognition | batch_69e6abe645888190b639ebedc5b3041a |
completed | April 20, 2026, 10:42 p.m. |
Created at: April 16, 2026, 11:42 a.m.