Triple
T806517
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Cassegrain focus |
E17448
|
entity |
| Predicate | usedIn |
P98
|
FINISHED |
| Object | Cassegrain telescope |
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 telescope | Statement: [Cassegrain focus, usedIn, Cassegrain telescope]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Cassegrain telescope Context triple: [Cassegrain focus, usedIn, Cassegrain telescope]
-
A.
Ritchey–Chrétien reflector
A Ritchey–Chrétien reflector is a specialized type of reflecting telescope that uses hyperbolic primary and secondary mirrors to produce a wide, coma-free field of view ideal for professional astronomical imaging.
-
B.
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.
-
C.
Magellan Telescopes
Magellan Telescopes are a pair of 6.5-meter optical-infrared telescopes at Las Campanas Observatory in Chile, used for cutting-edge astronomical research by an international collaboration.
-
D.
Magellan Clay Telescope
The Magellan Clay Telescope is one of the twin 6.5-meter Magellan telescopes at Las Campanas Observatory in Chile, used for cutting-edge optical and infrared astronomical research.
-
E.
Warsaw Telescope
The Warsaw Telescope is a 1.3-meter optical telescope at Las Campanas Observatory in Chile, widely used for large-scale astronomical surveys such as the OGLE project.
- 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_69a4937ae8a08190b5084a03d532b30e |
completed | March 1, 2026, 7:28 p.m. |
| NER | Named-entity recognition | batch_69a4aac1142881908f6f78bfdb887930 |
completed | March 1, 2026, 9:08 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_69a68927ba948190999fd1459dd62cca |
completed | March 3, 2026, 7:09 a.m. |
Created at: March 1, 2026, 7:38 p.m.