Triple
T12814109
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Walnut Canyon National Monument |
E306345
|
entity |
| Predicate | hasGeologicalComposition |
P1326
|
FINISHED |
| Object | Coconino Sandstone |
E562319
|
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: Coconino Sandstone | Statement: [Walnut Canyon National Monument, hasGeologicalComposition, Coconino Sandstone]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Coconino Sandstone Context triple: [Walnut Canyon National Monument, hasGeologicalComposition, Coconino Sandstone]
-
A.
Coconino Sandstone
chosen
Coconino Sandstone is a prominent Permian-age geological formation of well-sorted, cross-bedded sandstone best known from exposures in the Grand Canyon region of the southwestern United States.
-
B.
Navajo Sandstone
Navajo Sandstone is a massive, pale to reddish Jurassic-age sandstone formation on the Colorado Plateau, renowned for its sweeping cross-bedded cliffs and iconic desert landscapes.
-
C.
Cedar Mesa Sandstone
Cedar Mesa Sandstone is a Permian-age sedimentary rock formation of thick, pale sandstone layers widely exposed on the Colorado Plateau in southeastern Utah.
-
D.
Kaibab Limestone
Kaibab Limestone is a prominent Permian-age sedimentary rock layer that forms the resistant caprock of the Grand Canyon and many other cliffs and plateaus across the Colorado Plateau.
-
E.
Pacoota Sandstone
Pacoota Sandstone is a geological rock formation known from the sedimentary stratigraphy of central Australia, particularly within the Amadeus Basin.
- 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_69d7bdf46c448190b1faa55aaacb6317 |
completed | April 9, 2026, 2:55 p.m. |
| NER | Named-entity recognition | batch_69d96e9beb30819097c256a5aab9a4c8 |
completed | April 10, 2026, 9:41 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69f69b97ffd481909c540f52c781f63f |
completed | May 3, 2026, 12:49 a.m. |
Created at: April 9, 2026, 5:31 p.m.