Triple
T20888148
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Palomar Observatory Sky Survey |
E514339
|
entity |
| Predicate | telescopeUsed |
P8699
|
FINISHED |
| Object | Samuel Oschin telescope |
—
|
NE NERFINISHED |
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: Samuel Oschin telescope | Statement: [Palomar Observatory Sky Survey, telescopeUsed, Samuel Oschin telescope]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Samuel Oschin telescope Context triple: [Palomar Observatory Sky Survey, telescopeUsed, Samuel Oschin telescope]
-
A.
Palomar 48-inch Schmidt Telescope
chosen
The Palomar 48-inch Schmidt Telescope is a wide-field survey telescope at Palomar Observatory renowned for its major contributions to sky surveys and the discovery of numerous astronomical objects.
-
B.
Palomar 60-inch Telescope
The Palomar 60-inch Telescope is a 1.5-meter-class reflecting telescope at Palomar Observatory used primarily for optical imaging and time-domain astronomy.
-
C.
Otto Struve Telescope
The Otto Struve Telescope is a historic 2.1-meter reflecting telescope at McDonald Observatory in Texas, notable for being one of the largest telescopes in the world when it began operation in the late 1930s.
-
D.
Palomar 18-inch Schmidt Telescope
The Palomar 18-inch Schmidt Telescope is a small wide-field survey instrument at Palomar Observatory historically used for photographic sky surveys and the discovery of comets and asteroids.
-
E.
Nicholas U. Mayall Telescope
The Nicholas U. Mayall Telescope is a 4-meter-class optical telescope at Kitt Peak National Observatory in Arizona, widely used for large-scale astronomical surveys and cosmological research.
- F. None of above.
- G. Unsure - the case is ambiguous/there is not enough information to decide.
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_69e0b4f7ebe48190952a85547a0f31a1 |
completed | April 16, 2026, 10:07 a.m. |
| NER | Named-entity recognition | batch_69e6d05acf848190a2bbbf33377f23d3 |
completed | April 21, 2026, 1:18 a.m. |
Created at: April 16, 2026, 12:46 p.m.