Triple
T3892883
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | GeMS |
E88100
|
entity |
| Predicate | mountedOn |
P3054
|
FINISHED |
| Object | Cassegrain focus of Gemini South |
E17448
|
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: Cassegrain focus of Gemini South | Statement: [GeMS, mountedOn, Cassegrain focus of Gemini South]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cassegrain focus of Gemini South Context triple: [GeMS, mountedOn, Cassegrain focus of Gemini South]
-
A.
Cassegrain focus
chosen
Cassegrain focus is a telescope optical configuration in which light is reflected by a secondary mirror back through a hole in the primary mirror to form a compact, accessible focal point behind the primary.
-
B.
Schmidt–Cassegrain telescope design
The Schmidt–Cassegrain telescope design is a compact catadioptric optical system that combines a spherical primary mirror with a Schmidt corrector plate to provide long focal lengths in a short, portable tube widely used in amateur and professional astronomy.
-
C.
Maksutov–Cassegrain telescope design
The Maksutov–Cassegrain telescope design is a compact catadioptric optical system that uses a spherical primary mirror and a meniscus corrector lens to provide long focal lengths with well-corrected, high-contrast images in a relatively short tube.
-
D.
GeMS (Gemini Multi-conjugate adaptive optics System)
GeMS (Gemini Multi-conjugate adaptive optics System) is an advanced adaptive optics facility that uses multiple laser guide stars and deformable mirrors to deliver wide-field, near-diffraction-limited imaging from the ground-based Gemini South telescope.
-
E.
Curtis Schmidt Telescope
The Curtis Schmidt Telescope is a wide-field Schmidt telescope known for its photographic sky surveys and operation at the Cerro Tololo Inter-American Observatory in Chile.
- 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_69aed9466d548190939f5217a23ed4ac |
completed | March 9, 2026, 2:29 p.m. |
| NER | Named-entity recognition | batch_69aeecce860c8190b16eca2e14f6544f |
completed | March 9, 2026, 3:52 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69b51c96ff648190b03807547930d51d |
completed | March 14, 2026, 8:30 a.m. |
Created at: March 9, 2026, 3:21 p.m.