Triple
T17338573
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Calvert Formation |
E421005
|
entity |
| Predicate | underlies |
P4501
|
FINISHED |
| Object | Choptank Formation |
—
|
NE ONNED1 |
How this triple was built (3 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: Choptank Formation | Statement: [Calvert Formation, underlies, Choptank Formation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Choptank Formation Context triple: [Calvert Formation, underlies, Choptank Formation]
-
A.
Aquia Formation
The Aquia Formation is a Paleocene-age geologic unit of the Atlantic Coastal Plain in the eastern United States, noted for its marine sediments and diverse fossil assemblages.
-
B.
Calvert Formation
The Calvert Formation is a geologic formation along the Chesapeake Bay in Maryland, renowned for its Miocene-age marine sediments and abundant fossil beds exposed in the Calvert Cliffs.
-
C.
Holston Formation
The Holston Formation is a geologic unit in eastern Tennessee renowned for its high-quality crystalline limestone commonly marketed as Tennessee marble and widely used in prominent architectural projects.
-
D.
Pocahontas Formation
The Pocahontas Formation is a Pennsylvanian-age coal-bearing rock unit in the Appalachian region of the eastern United States, notable for its rich bituminous coal seams.
-
E.
Summerville Formation
The Summerville Formation is a Late Jurassic sedimentary rock unit in the western United States, characterized by thin-bedded mudstones and sandstones deposited in tidal flat and coastal environments.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Choptank Formation Target entity description: The Choptank Formation is a Miocene-age geologic unit of the mid-Atlantic Coastal Plain in the United States, known for its marine sediments and abundant fossil assemblages.
-
A.
Aquia Formation
The Aquia Formation is a Paleocene-age geologic unit of the Atlantic Coastal Plain in the eastern United States, noted for its marine sediments and diverse fossil assemblages.
-
B.
Calvert Formation
chosen
The Calvert Formation is a geologic formation along the Chesapeake Bay in Maryland, renowned for its Miocene-age marine sediments and abundant fossil beds exposed in the Calvert Cliffs.
-
C.
Holston Formation
The Holston Formation is a geologic unit in eastern Tennessee renowned for its high-quality crystalline limestone commonly marketed as Tennessee marble and widely used in prominent architectural projects.
-
D.
Pocahontas Formation
The Pocahontas Formation is a Pennsylvanian-age coal-bearing rock unit in the Appalachian region of the eastern United States, notable for its rich bituminous coal seams.
-
E.
Summerville Formation
The Summerville Formation is a Late Jurassic sedimentary rock unit in the western United States, characterized by thin-bedded mudstones and sandstones deposited in tidal flat and coastal environments.
- F. None of above.
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_69d889d3adc881909319f1edb8d2a956 |
completed | April 10, 2026, 5:25 a.m. |
| NER | Named-entity recognition | batch_69e43a13dd44819091d296c764976dfe |
completed | April 19, 2026, 2:12 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a019552a0208190bd8bd0f9588911c3 |
in_progress | May 11, 2026, 8:37 a.m. |
Created at: April 10, 2026, 5:43 a.m.