Triple
T22610119
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Grand Staircase of sedimentary rock layers |
E566676
|
entity |
| Predicate | includesFormation |
P42214
|
FINISHED |
| Object | Kaibab Limestone |
—
|
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: Kaibab Limestone | Statement: [Grand Staircase of sedimentary rock layers, includesFormation, Kaibab Limestone]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Kaibab Limestone Context triple: [Grand Staircase of sedimentary rock layers, includesFormation, Kaibab Limestone]
-
A.
Kaibab Limestone
chosen
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.
-
B.
Coconino Sandstone
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.
-
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.
De Chelly Sandstone
De Chelly Sandstone is a prominent Permian-age sandstone formation of the Colorado Plateau, best known for forming the sheer cliffs and monoliths of Canyon de Chelly in northeastern Arizona.
-
E.
Toroweap Formation
The Toroweap Formation is a Permian-age sedimentary rock unit of the southwestern United States, notable for its sandstone, limestone, and gypsum layers that form prominent cliffs and slopes in the Grand Canyon region.
- 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_69e245884860819081046ce07d5872c4 |
completed | April 17, 2026, 2:36 p.m. |
| NER | Named-entity recognition | batch_69f167e9245c81908e36ffcd16737a9d |
completed | April 29, 2026, 2:07 a.m. |
Created at: April 17, 2026, 2:56 p.m.