Triple
T12599246
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Great Arc of the Meridian |
E300812
|
entity |
| Predicate | instanceOf |
P0
|
FINISHED |
| Object | meridian arc |
C25342
|
CONCEPT FINISHED |
How this triple was built (1 step)
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.
CD
Concept disambiguation
gpt-5-mini-2025-08-07
Target class: meridian arc Context triple: [Great Arc of the Meridian, instanceOf, meridian arc]
-
A.
reference meridian
A reference meridian is a designated line of longitude used as a starting point for measuring geographic coordinates and establishing time zones.
-
B.
principal meridian
A principal meridian is a primary north–south reference line used in land surveying to establish a coordinate framework for mapping and property boundaries within a specific region.
-
C.
great circle route
chosen
A great circle route is the shortest path between two points on the surface of a sphere, following the arc of a circle whose center coincides with the sphere’s center.
-
D.
circle of latitude
A circle of latitude is an imaginary horizontal line encircling the Earth, connecting all points at the same angular distance north or south of the Equator.
-
E.
geodetic reference point
A geodetic reference point is a precisely surveyed physical location on the Earth's surface used as a fixed coordinate reference for mapping, surveying, and geospatial measurements.
- F. None of above.
Provenance (1 batch)
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_69d7bdea2ca881908f379526c13b1145 |
completed | April 9, 2026, 2:55 p.m. |
Created at: April 9, 2026, 5:09 p.m.