Triple
T16541076
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Government Island, Virginia |
E401818
|
entity |
| Predicate | geologicFormation |
P4015
|
FINISHED |
| Object | Aquia Creek sandstone formation |
E1632
|
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: Aquia Creek sandstone formation | Statement: [Government Island, Virginia, geologicFormation, Aquia Creek sandstone formation]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Aquia Creek sandstone formation Context triple: [Government Island, Virginia, geologicFormation, Aquia Creek sandstone formation]
-
A.
Aquia Creek sandstone
chosen
Aquia Creek sandstone is a historically significant building stone quarried in Virginia, widely known for its use in early U.S. federal architecture including the White House and the Capitol.
-
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.
Salem Limestone formation
The Salem Limestone formation is a thick, fossil-rich Mississippian-age limestone unit in the U.S. Midwest, widely quarried as a high-quality building stone used in many prominent American structures.
-
D.
Salem Limestone
Salem Limestone is a Mississippian-age sedimentary rock formation widely quarried in the U.S. Midwest, especially Indiana, and prized as a high-quality building stone.
-
E.
Fox Hills Sandstone
Fox Hills Sandstone is a Late Cretaceous geologic formation in the Western Interior of North America, known for its nearshore marine to coastal sandstones that overlie the Pierre Shale and host significant fossil and hydrocarbon resources.
- 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_69d88384bc30819084229e7dcdc39a41 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e3455cf4b88190b3c9e93e158a7686 |
completed | April 18, 2026, 8:48 a.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a006ed9fa988190892ca20939080f5f |
completed | May 10, 2026, 11:41 a.m. |
Created at: April 10, 2026, 5:15 a.m.