Triple
T21031347
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Copernican period |
E518069
|
entity |
| Predicate | hasTypeLocality |
P9695
|
FINISHED |
| Object | Copernicus crater |
—
|
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: Copernicus crater | Statement: [Copernican period, hasTypeLocality, Copernicus crater]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Copernicus crater Context triple: [Copernican period, hasTypeLocality, Copernicus crater]
-
A.
Pavlov crater
Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
-
B.
Struve crater
Struve crater is a large, eroded lunar impact crater located near the Moon’s western limb, notable for its worn rim and partial flooding by basaltic lava.
-
C.
Fra Mauro crater
Fra Mauro crater is a heavily eroded lunar impact crater on the Moon’s near side, best known for lending its name to the Fra Mauro formation and the intended Apollo 13 landing site.
-
D.
Herschel crater
Herschel crater is a massive, prominent impact crater dominating one hemisphere of Saturn’s moon Mimas, giving the moon its characteristic “Death Star”-like appearance.
-
E.
Ernst Mach crater
Ernst Mach crater is a large impact crater on the Moon’s far side named in honor of the Austrian physicist and philosopher Ernst Mach.
- 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: Copernicus crater Target entity description: Copernicus crater is a prominent, relatively young lunar impact crater on the Moon’s near side, notable for its bright rays and well-preserved structure.
-
A.
Pavlov crater
Pavlov crater is a large, heavily eroded impact crater on the Moon’s far side, located near the prominent Gagarin crater.
-
B.
Struve crater
Struve crater is a large, eroded lunar impact crater located near the Moon’s western limb, notable for its worn rim and partial flooding by basaltic lava.
-
C.
Fra Mauro crater
Fra Mauro crater is a heavily eroded lunar impact crater on the Moon’s near side, best known for lending its name to the Fra Mauro formation and the intended Apollo 13 landing site.
-
D.
Herschel crater
Herschel crater is a massive, prominent impact crater dominating one hemisphere of Saturn’s moon Mimas, giving the moon its characteristic “Death Star”-like appearance.
-
E.
Ernst Mach crater
Ernst Mach crater is a large impact crater on the Moon’s far side named in honor of the Austrian physicist and philosopher Ernst Mach.
- F. None of above. chosen
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_69e0b503275c8190afd9a163f997c709 |
completed | April 16, 2026, 10:08 a.m. |
| NER | Named-entity recognition | batch_69e6fc82b5348190b449d59e6cada9de |
completed | April 21, 2026, 4:26 a.m. |
Created at: April 16, 2026, 1:55 p.m.