Triple
T6881085
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | City of Caves |
E158796
|
entity |
| Predicate | geologicalFormation |
P4015
|
FINISHED |
| Object | Sherwood Sandstone Group |
E464660
|
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: Sherwood Sandstone Group | Statement: [City of Caves, geologicalFormation, Sherwood Sandstone Group]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Sherwood Sandstone Group Context triple: [City of Caves, geologicalFormation, 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.
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.
Wingate Sandstone
Wingate Sandstone is a prominent Late Triassic sandstone formation of the Colorado Plateau, known for forming towering vertical cliffs and dramatic canyon walls in places like Capitol Reef National Park.
-
D.
Yorkshire Jurassic limestone belt
The Yorkshire Jurassic limestone belt is a geological formation in northern England characterized by extensive Jurassic-age limestone deposits that have historically been quarried for building stone and industrial use.
-
E.
Millstone Grit
Millstone Grit is a coarse-grained Carboniferous sandstone formation in northern England, notably forming the rugged moorland landscapes of the Pennines.
- 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_69c688342f6c8190ad7eea6ba262db99 |
completed | March 27, 2026, 1:37 p.m. |
| NER | Named-entity recognition | batch_69c6d8e798c08190b1f494a2c1445514 |
completed | March 27, 2026, 7:22 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69c742c999cc8190a14aa0ae6c7a1f54 |
completed | March 28, 2026, 2:54 a.m. |
Created at: March 27, 2026, 2:23 p.m.