Triple
T19266578
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | New Madrid, Missouri |
E481794
|
entity |
| Predicate | hasNearbyGeologicalFeature |
P2064
|
FINISHED |
| Object | Reelfoot Rift |
—
|
NE NERFINISHED |
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: Reelfoot Rift | Statement: [New Madrid, Missouri, hasNearbyGeologicalFeature, Reelfoot Rift]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Reelfoot Rift Context triple: [New Madrid, Missouri, hasNearbyGeologicalFeature, Reelfoot Rift]
-
A.
Reelfoot fault
The Reelfoot fault is a major thrust fault in the central United States associated with the New Madrid Seismic Zone and responsible for significant historical earthquakes in the region.
-
B.
Brownson Deep
Brownson Deep is the deepest known point in the Atlantic Ocean, located within the Puerto Rico Trench.
-
C.
Mississippi Canyon
Mississippi Canyon is a large submarine canyon on the seafloor off the Louisiana coast, known for its deep incisions into the Gulf of Mexico and its importance to regional oil and gas exploration.
-
D.
Tennessee River Gorge
The Tennessee River Gorge is a dramatic, winding canyon carved by the Tennessee River near Chattanooga, Tennessee, renowned for its rugged cliffs, rich biodiversity, and scenic recreational opportunities.
-
E.
Mississippi River Gorge
The Mississippi River Gorge is a dramatic river valley in the Minneapolis–Saint Paul area known for its steep bluffs, waterfalls, and recreational trails along the Mississippi River.
- 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: Reelfoot Rift Target entity description: Reelfoot Rift is an ancient subsurface geological rift zone in the central United States that underlies the New Madrid Seismic Zone and contributes to the region’s significant earthquake activity.
-
A.
Reelfoot fault
chosen
The Reelfoot fault is a major thrust fault in the central United States associated with the New Madrid Seismic Zone and responsible for significant historical earthquakes in the region.
-
B.
Brownson Deep
Brownson Deep is the deepest known point in the Atlantic Ocean, located within the Puerto Rico Trench.
-
C.
Mississippi Canyon
Mississippi Canyon is a large submarine canyon on the seafloor off the Louisiana coast, known for its deep incisions into the Gulf of Mexico and its importance to regional oil and gas exploration.
-
D.
Tennessee River Gorge
The Tennessee River Gorge is a dramatic, winding canyon carved by the Tennessee River near Chattanooga, Tennessee, renowned for its rugged cliffs, rich biodiversity, and scenic recreational opportunities.
-
E.
Mississippi River Gorge
The Mississippi River Gorge is a dramatic river valley in the Minneapolis–Saint Paul area known for its steep bluffs, waterfalls, and recreational trails along the Mississippi River.
- F. None of above.
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_69d8e8ce54cc8190998418ff1f66ef28 |
completed | April 10, 2026, 12:10 p.m. |
| NER | Named-entity recognition | batch_69e5fb8d58988190a942627b1fb79285 |
completed | April 20, 2026, 10:10 a.m. |
Created at: April 10, 2026, 1:29 p.m.